209 relations: Abrasive saw, Air compressor, Airfoil, Airplane, Antikythera mechanism, Applied mechanics, Archimedes, Archimedes' screw, ASIMO, Atomic clock, Automatic lathe, Automation, Axle, Banū Mūsā, Bandsaw, Bearing (mechanical), Belt (mechanical), Belt sander, Bicycle, Biscuit joiner, Block and tackle, Brake, Broaching (metalworking), Burmester's theory, Calculator, Cam, Cam follower, Capacitor, Car, Ceramic tile cutter, Chain, Chain drive, Chainsaw, Circular saw, Clevis fastener, Clifford algebra, Clock, Clutch, Cold saw, Compressor, Computer, Concrete saw, Continuously variable transmission, Conveyor belt, Conveyor system, Cotter (pin), Crusher, Cutting, Deformation (engineering), Diamond blade, ..., Diamond tool, Die grinder, Diode, Dremel, Drill, Drilling, Drive shaft, Dual quaternion, Early flying machines, Edge jointing, Electronics, Engine, Engineering, Enigma machine, Epicyclic gearing, Escalator, Euler's rotation theorem, External combustion engine, Factory, Fastener, Flap (aeronautics), Four-bar linkage, Gas turbine, Gear, Gear shaper, Gear train, Geneva drive, Grinding machine, Heat engine, Heat gun, History of computing hardware, History of perpetual motion machines, History of the bicycle, Hobbing, Honing (metalworking), Hydraulic ram, Ideal machine, Impact wrench, Inclined plane, Inductor, Industrial Revolution, Industrial robot, Injector, Instant centre of rotation, Internal combustion engine, James Watt, Jerome H. Lemelson, Jet engine, Jigsaw (power tool), Jointer, Key (engineering), Key (lock), Kinematic coupling, Knurling, Lathe, Leonardo da Vinci, Lever, Linkage (mechanical), Lubricant, Machine (mechanical), Machine shop, Machine tool, Machining, Machinist, Manufacturing, Mechanical advantage, Mechanical engineering, Mechanical system, Mechanics, Mechanism (engineering), Metal fabrication, Milling (machining), Molding (process), Moving walkway, Nail gun, Outline (list), Outline of automation, Outline of robotics, Pantograph, Paper machine, Peaucellier–Lipkin linkage, Pedalo, Pendulum clock, Planer (metalworking), Powder-actuated tool, Power (physics), Power tool, Production line, Propeller, Pulley, Pump, Quartz clock, Rack and pinion, Radial arm saw, Random orbital sander, Reciprocating engine, Resistor, Robot, Robotic arm, Robotics, Rocket, Roller chain, Rope, Rotation matrix, Router (woodworking), Rudder, Sail, Sander, Sandpaper, Screw, Screw axis, Screw theory, Seal (mechanical), Sewing machine, Shaper, Ship, Simple machine, Six-bar linkage, Spline (mechanical), Spring (device), Spring pin, Sprocket, Steam engine, Steam turbine, Stewart platform, Stirling engine, String trimmer, Table saw, Tabulating machine, Taper pin, Technology, Telecommunication, Telephone, Thickness planer, Thomas Edison, Threshing machine, Tool, Train, Transistor, Transmission (mechanics), Treadmill, Trompe, Turbine, Universal joint, Vacuum pump, Vehicle, Vending machine, Virtual work, Wankel engine, Washing machine, Watch, Water turbine, Wedge, Wheel, Wind tunnel, Wind turbine, Windmill, Wing, Work (physics). Expand index (159 more) » « Shrink index
An abrasive saw, also known as a cut-off saw or chop saw, is a power tool which is typically used to cut hard materials, such as metals, tile, and concrete.
An air compressor is a device that converts power (using an electric motor, diesel or gasoline engine, etc.) into potential energy stored in pressurized air (i.e., compressed air).
An airfoil (American English) or aerofoil (British English) is the shape of a wing, blade (of a propeller, rotor, or turbine), or sail (as seen in cross-section).
An airplane or aeroplane (informally plane) is a powered, fixed-wing aircraft that is propelled forward by thrust from a jet engine, propeller or rocket engine.
The Antikythera mechanism is an ancient Greek analogue computer and orrery used to predict astronomical positions and eclipses for calendar and astrological purposes decades in advance.
Applied mechanics (also engineering mechanics) is a branch of the physical sciences and the practical application of mechanics.
Archimedes of Syracuse (Ἀρχιμήδης) was a Greek mathematician, physicist, engineer, inventor, and astronomer.
An Archimedes' screw, also known by the name the Archimedean screw or screw pump, is a machine historically (and also currently) used for transferring water from a low-lying body of water into irrigation ditches.
ASIMO (whose name comes from English initials or words Advanced Step in Innovative Mobility) is a humanoid robot created by Honda in 2000.
An atomic clock is a clock device that uses an electron transition frequency in the microwave, optical, or ultraviolet region of the electromagnetic spectrum of atoms as a frequency standard for its timekeeping element.
An automatic lathe is a lathe (usually a metalworking lathe) whose actions are controlled automatically.
Automation is the technology by which a process or procedure is performed without human assistance.
An axle is a central shaft for a rotating wheel or gear.
The Banū Mūsā brothers ("Sons of Moses"), namely Abū Jaʿfar, Muḥammad ibn Mūsā ibn Shākir (before 803 – February 873), Abū al‐Qāsim, Aḥmad ibn Mūsā ibn Shākir (d. 9th century) and Al-Ḥasan ibn Mūsā ibn Shākir (d. 9th century), were three 9th-century scholars who lived and worked in Baghdad.
A bandsaw (also written band saw) is a saw with a long, sharp blade consisting of a continuous band of toothed metal stretched between two or more wheels to cut material.
A bearing is a machine element that constrains relative motion to only the desired motion, and reduces friction between moving parts.
A belt is a loop of flexible material used to link two or more rotating shafts mechanically, most often parallel.
A belt sander is a sander used in shaping and finishing wood and other materials.
A bicycle, also called a cycle or bike, is a human-powered, pedal-driven, single-track vehicle, having two wheels attached to a frame, one behind the other.
A biscuit joiner (or sometimes plate joiner) is a woodworking tool used to join two pieces of wood together.
A block and tackle is a system of two or more pulleys with a rope or cable threaded between them, usually used to lift heavy loads.
A brake is a mechanical device that inhibits motion by absorbing energy from a moving system.
Broaching is a machining process that uses a toothed tool, called a broach, to remove material.
Burmester theory is named after Ludwig Burmester (1840–1927).
An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.
A cam is a rotating or sliding piece in a mechanical linkage used especially in transforming rotary motion into linear motion.
A cam follower, also known as a track follower, is a specialized type of roller or needle bearing designed to follow cam lobe profiles.
A capacitor is a passive two-terminal electrical component that stores potential energy in an electric field.
A car (or automobile) is a wheeled motor vehicle used for transportation.
Ceramic tile cutters are used to cut tiles to a required size or shape.
A chain is a serial assembly of connected pieces, called links, typically made of metal, with an overall character similar to that of a rope in that it is flexible and curved in compression but linear, rigid, and load-bearing in tension.
Chain drive is a way of transmitting mechanical power from one place to another.
A chainsaw is a portable, mechanical saw which cuts with a set of teeth attached to a rotating chain that runs along a guide bar.
A circular saw is a power-saw using a toothed or abrasive disc or blade to cut different materials using a rotary motion spinning around an arbor.
A clevis fastener is a three-piece fastener system consisting of a clevis, clevis pin, and tang.
In mathematics, a Clifford algebra is an algebra generated by a vector space with a quadratic form, and is a unital associative algebra.
A clock is an instrument to measure, keep, and indicate time.
A clutch is a mechanical device which engages and disengages power transmission especially from driving shaft to driven shaft.
A cold saw is a circular saw designed to cut metal which uses a toothed blade to transfer the heat generated by cutting to the chips created by the saw blade, allowing both the blade and material being cut to remain cool.
A compressor is a mechanical device that increases the pressure of a gas by reducing its volume.
A computer is a device that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming.
A concrete saw (also known as a consaw, road saw, cut-off saw, slab saw or quick cut) is a power tool used for cutting concrete, masonry, brick, asphalt, tile, and other solid materials.
A continuously variable transmission (CVT), also known as a single-speed transmission, stepless transmission, pulley transmission, or, in case of motorcycles, a twist-and-go, is an automatic transmission that can change seamlessly through a continuous range of effective gear ratios.
A conveyor belt is the carrying medium of a belt conveyor system (often shortened to belt conveyor).
A conveyor system is a common piece of mechanical handling equipment that moves materials from one location to another.
A cotter is a pin or wedge passing through a hole to fix parts tightly together.
A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust.
Cutting is the separation or opening of a physical object, into two or more portions, through the application of an acutely directed force.
In materials science, deformation refers to any changes in the shape or size of an object due to-.
A diamond blade is a saw blade which has diamonds fixed on its edge for cutting hard or abrasive materials.
A diamond tool is a cutting tool with diamond grains fixed on the functional parts of the tool via a bonding material or another method.
Die grinders and rotary tools are handheld power tools used for grinding, sanding, honing, polishing, or machining material (typically metal, but also plastic or wood).
A diode is a two-terminal electronic component that conducts current primarily in one direction (asymmetric conductance); it has low (ideally zero) resistance in one direction, and high (ideally infinite) resistance in the other.
Dremel is an American brand of power tools known primarily for its rotary tools.
A drill is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for boring holes in various materials or fastening various materials together.
Drilling is a cutting process that uses a drill bit to cut a hole of circular cross-section in solid materials.
A drive shaft, driveshaft, driving shaft, propeller shaft (prop shaft), or Cardan shaft is a mechanical component for transmitting torque and rotation, usually used to connect other components of a drive train that cannot be connected directly because of distance or the need to allow for relative movement between them.
In mathematics and mechanics, the set of dual quaternions is a Clifford algebra that can be used to represent spatial rigid body displacements.
Early flying machines include all forms of aircraft studied or constructed before the development of the modern aeroplane by 1910.
Edge jointing or just jointing is the process of making the edge of a wooden board straight and true in preparation for subsequent operations, often ultimately leading to joining two or more components together.
Electronics is the discipline dealing with the development and application of devices and systems involving the flow of electrons in a vacuum, in gaseous media, and in semiconductors.
An engine or motor is a machine designed to convert one form of energy into mechanical energy.
Engineering is the creative application of science, mathematical methods, and empirical evidence to the innovation, design, construction, operation and maintenance of structures, machines, materials, devices, systems, processes, and organizations.
The Enigma machines were a series of electro-mechanical rotor cipher machines developed and used in the early- to mid-20th century to protect commercial, diplomatic and military communication.
An epicyclic gear train (also known as planetary gear) consists of two gears mounted so that the center of one gear revolves around the center of the other.
An escalator is a type of vertical transportation in the form of a moving staircase which carries people between floors of a building.
In geometry, Euler's rotation theorem states that, in three-dimensional space, any displacement of a rigid body such that a point on the rigid body remains fixed, is equivalent to a single rotation about some axis that runs through the fixed point.
An external combustion engine (EC engine) is a heat engine where a working fluid, contained internally, is heated by combustion in an external source, through the engine wall or a heat exchanger.
A factory or manufacturing plant is an industrial site, usually consisting of buildings and machinery, or more commonly a complex having several buildings, where workers manufacture goods or operate machines processing one product into another.
A fastener (US English) or fastening (UK English) is a hardware device that mechanically joins or affixes two or more objects together.
Flaps are a type of high-lift device used to increase the lift of an aircraft wing at a given airspeed.
A four-bar linkage, also called a four-bar, is the simplest movable closed chain linkage.
A gas turbine, also called a combustion turbine, is a type of continuous combustion, internal combustion engine.
A gear or cogwheel is a rotating machine part having cut like teeth, or cogs, which mesh with another toothed part to transmit torque.
A gear shaper is a machine tool for cutting the teeth of internal or external gears.
A gear train is a mechanical system formed by mounting gears on a frame so the teeth of the gears engage.
The Geneva drive or Maltese cross is a gear mechanism that translates a continuous rotation movement into intermittent rotary motion.
A grinding machine, often shortened to grinder, is any of various power tools or machine tools used for grinding, which is a type of machining using an abrasive wheel as the cutting tool.
In thermodynamics, a heat engine is a system that converts heat or thermal energy—and chemical energy—to mechanical energy, which can then be used to do mechanical work.
A heat gun is a device used to emit a stream of hot air, usually at temperatures between 100 °C and 550 °C (200-1000 °F), with some hotter models running around 760 °C (1400 °F), which can be held by hand.
The history of computing hardware covers the developments from early simple devices to aid calculation to modern day computers.
The history of perpetual motion machines dates back to the Middle Ages.
Vehicles for human transport that have two wheels and require balancing by the rider date back to the early 19th century.
Hobbing is a machining process for gear cutting, cutting splines, and cutting sprockets on a hobbing machine, which is a special type of milling machine.
Honing is an abrasive machining process that produces a precision surface on a metal workpiece by scrubbing an abrasive stone against it along a controlled path.
A hydraulic ram, or hydram, is a cyclic water pump powered by hydropower.
The term ideal machine refers to a hypothetical mechanical system in which energy and power are not lost or dissipated through friction, deformation, wear, or other inefficiencies.
An impact wrench (also known as an impactor, impact gun, air wrench, air gun, rattle gun, torque gun, windy gun) is a socket wrench power tool designed to deliver high torque output with minimal exertion by the user, by storing energy in a rotating mass, then delivering it suddenly to the output shaft.
An inclined plane, also known as a ramp, is a flat supporting surface tilted at an angle, with one end higher than the other, used as an aid for raising or lowering a load.
An inductor, also called a coil, choke or reactor, is a passive two-terminal electrical component that stores energy in a magnetic field when electric current flows through it.
The Industrial Revolution was the transition to new manufacturing processes in the period from about 1760 to sometime between 1820 and 1840.
An industrial robot is a robot system used for manufacturing.
A steam injector is typically used to deliver cold water to a boiler against its own pressure using its own live or exhaust steam, replacing any mechanical pump.
The instant center of rotation, also called instantaneous velocity center, or also instantaneous center or instant center, is the point fixed to a body undergoing planar movement that has zero velocity at a particular instant of time.
An internal combustion engine (ICE) is a heat engine where the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit.
James Watt (30 January 1736 (19 January 1736 OS) – 25 August 1819) was a Scottish inventor, mechanical engineer, and chemist who improved on Thomas Newcomen's 1712 Newcomen steam engine with his Watt steam engine in 1781, which was fundamental to the changes brought by the Industrial Revolution in both his native Great Britain and the rest of the world.
Jerome "Jerry" Hal Lemelson (July 18, 1923 – October 1, 1997) was an American engineer, inventor, and patent holder.
A jet engine is a type of reaction engine discharging a fast-moving jet that generates thrust by jet propulsion.
A jigsaw power tool is a jigsaw made up of an electric motor and a reciprocating saw blade.
A jointer or in some configurations, a jointer-planer (also known in the UK and Australia as a planer or surface planer, and sometimes also as a buzzer or flat top) is a woodworking machine used to produce a flat surface along a board's length.
In mechanical engineering, a key is a machine element used to connect a rotating machine element to a shaft.
A key is a device that is used to operate a lock (such as to lock or unlock it).
Kinematic coupling describes fixtures designed to exactly constrain the part in question, providing precision and certainty of location.
Knurling is a manufacturing process, typically conducted on a lathe, whereby a pattern of straight, angled or crossed lines is rolled into the material.
A lathe is a tool that rotates the workpiece about an axis of rotation to perform various operations such as cutting, sanding, knurling, drilling, deformation, facing, and turning, with tools that are applied to the workpiece to create an object with symmetry about that axis.
Leonardo di ser Piero da Vinci (15 April 14522 May 1519), more commonly Leonardo da Vinci or simply Leonardo, was an Italian polymath of the Renaissance, whose areas of interest included invention, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.
A lever is a simple machine consisting of a beam or rigid rod pivoted at a fixed hinge, or fulcrum.
A mechanical linkage is an assembly of bodies connected to manage forces and movement.
A lubricant is a substance, usually organic, introduced to reduce friction between surfaces in mutual contact, which ultimately reduces the heat generated when the surfaces move.
Machines employ power to achieve desired forces and movement (motion).
A machine shop is a room, building, or company where machining is done.
A machine tool is a machine for shaping or machining metal or other rigid materials, usually by cutting, boring, grinding, shearing, or other forms of deformation.
Machining is any of various processes in which a piece of raw material is cut into a desired final shape and size by a controlled material-removal process.
A machinist is a person who machines using hand tools and machine tools to prototype, fabricate or make modifications to a part that is made of metal, plastics, or wood.
Manufacturing is the production of merchandise for use or sale using labour and machines, tools, chemical and biological processing, or formulation.
Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device or machine system.
Mechanical engineering is the discipline that applies engineering, physics, engineering mathematics, and materials science principles to design, analyze, manufacture, and maintain mechanical systems.
A mechanical system manages power to accomplish a task that involves forces and movement.
Mechanics (Greek μηχανική) is that area of science concerned with the behaviour of physical bodies when subjected to forces or displacements, and the subsequent effects of the bodies on their environment.
A mechanism, in engineering, is a device that transforms input forces and movement into a desired set of output forces and movement.
Metal fabrication is the building of metal structures by cutting, bending, and assembling processes.
Milling is the machining process of using rotary cutters to remove material from a workpiece by advancing (or feeding) the cutter into the workpiece at a certain direction.
Molding or moulding (see spelling differences) is the process of manufacturing by shaping liquid or pliable raw material using a rigid frame called a mold or matrix.
A moving walkway or moving sidewalk (American English), also known as autowalk or as in British English as a skywalk, travolator, or travellator, is a slow-moving conveyor mechanism that transports people across a horizontal or inclined plane over a short to medium distance.
A nail gun, nailgun or nailer is a type of tool used to drive nails into wood or some other kind of material.
An outline, also called a hierarchical outline, is a list arranged to show hierarchical relationships and is a type of tree structure.
The following outline is provided as an overview of and topical guide to automation: Automation – use of control systems and information technologies to reduce the need for human work in the production of goods and services.
The following outline is provided as an overview of and topical guide to robotics: Robotics is a branch of mechanical engineering, electrical engineering and computer science that deals with the design, construction, operation, and application of robots, as well as computer systems for their control, sensory feedback, and information processing.
A pantograph (Greek roots παντ- "all, every" and γραφ- "to write", from their original use for copying writing) is a mechanical linkage connected in a manner based on parallelograms so that the movement of one pen, in tracing an image, produces identical movements in a second pen.
A paper machine (or paper-making machine) is an industrial machine used in the Pulp and paper industry to create paper in large quantities at high speed.
The Peaucellier–Lipkin linkage (or Peaucellier–Lipkin cell, or Peaucellier–Lipkin inversor), invented in 1864, was the first true planar straight line mechanism – the first planar linkage capable of transforming rotary motion into perfect straight-line motion, and vice versa.
A pedalo (British English) or paddle boat (U.S., Canadian, and Australian English) is a small human-powered watercraft propelled by the action of pedals turning a paddle wheel.
A pendulum clock is a clock that uses a pendulum, a swinging weight, as its timekeeping element.
A planer is a type of metalworking machine tool that uses linear relative motion between the workpiece and a single-point cutting tool to cut the work piece.
A powder-actuated tool (often generically called a "Hilti gun" or a "Ramset gun" after their manufacturing companies) is a type of nail gun used in construction and manufacturing to join materials to hard substrates such as steel and concrete.
In physics, power is the rate of doing work, the amount of energy transferred per unit time.
A power tool is a tool that is actuated by an additional power source and mechanism other than the solely manual labor used with hand tools.
A production line is a set of sequential operations established in a factory where materials are put through a refining process to produce an end-product that is suitable for onward consumption; or components are assembled to make a finished article.
A propeller is a type of fan that transmits power by converting rotational motion into thrust.
A pulley is a wheel on an axle or shaft that is designed to support movement and change of direction of a taut cable or belt, or transfer of power between the shaft and cable or belt.
A pump is a device that moves fluids (liquids or gases), or sometimes slurries, by mechanical action.
A quartz clock is a clock that uses an electronic oscillator that is regulated by a quartz crystal to keep time.
A rack and pinion is a type of linear actuator that comprises a pair of gears which convert rotational motion into linear motion.
A radial arm saw is a cutting machine consisting of a circular saw mounted on a sliding horizontal arm.
Random orbit sanders are hand-held power tools for sanding in which the sanding blade delivers a random-orbit action.
A reciprocating engine, also often known as a piston engine, is typically a heat engine (although there are also pneumatic and hydraulic reciprocating engines) that uses one or more reciprocating pistons to convert pressure into a rotating motion.
A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element.
A robot is a machine—especially one programmable by a computer— capable of carrying out a complex series of actions automatically.
A robotic arm is a type of mechanical arm, usually programmable, with similar functions to a human arm; the arm may be the sum total of the mechanism or may be part of a more complex robot.
Robotics is an interdisciplinary branch of engineering and science that includes mechanical engineering, electronics engineering, computer science, and others.
A rocket (from Italian rocchetto "bobbin") is a missile, spacecraft, aircraft or other vehicle that obtains thrust from a rocket engine.
Roller chain or bush roller chain is the type of chain drive most commonly used for transmission of mechanical power on many kinds of domestic, industrial and agricultural machinery, including conveyors, wire- and tube-drawing machines, printing presses, cars, motorcycles, and bicycles.
A rope is a group of yarns, plies, fibers or strands that are twisted or braided together into a larger and stronger form.
In linear algebra, a rotation matrix is a matrix that is used to perform a rotation in Euclidean space.
A router (also) is a hand tool or power tool that a worker uses to rout (hollow out) an area in relatively hard material like wood or plastic.
A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, aircraft, or other conveyance that moves through a fluid medium (generally air or water).
A sail is a tensile structure—made from fabric or other membrane materials—that uses wind power to propel sailing craft, including sailing ships, sailboats, windsurfers, ice boats, and even sail-powered land vehicles.
A sander is a power tool used to smooth surfaces by abrasion with sandpaper.
Sandpaper and glasspaper are names used for a type of coated abrasive that consists of sheets of paper or cloth with abrasive material glued to one face.
A screw is a type of fastener, in some ways similar to a bolt (see Differentiation between bolt and screw below), typically made of metal, and characterized by a helical ridge, known as a male thread (external thread).
A screw axis (helical axis or twist axis) is a line that is simultaneously the axis of rotation and the line along which translation of a body occurs.
Screw theory is the algebra and calculus of pairs of vectors, such as forces and moments and angular and linear velocity, that arise in the kinematics and dynamics of rigid bodies.
A mechanical seal is a device that helps join systems or mechanisms together by preventing leakage (e.g. in a plumbing system), containing pressure, or excluding contamination.
A sewing machine is a machine used to stitch fabric and other materials together with thread.
A shaper is a type of machine tool that uses linear relative motion between the workpiece and a single-point cutting tool to machine a linear toolpath.
A ship is a large watercraft that travels the world's oceans and other sufficiently deep waterways, carrying passengers or goods, or in support of specialized missions, such as defense, research and fishing.
A simple machine is a mechanical device that changes the direction or magnitude of a force.
A six-bar linkage is a one degree-of-freedom mechanism that is constructed from six links and seven joints.
Splines are ridges or teeth on a drive shaft that mesh with grooves in a mating piece and transfer torque to it, maintaining the angular correspondence between them.
A spring is an elastic object that stores mechanical energy.
A spring pin (also called tension pin or roll pin) is a mechanical fastener that secures the position of two or more parts of a machine relative to each other.
A sprocket or sprocket-wheel is a profiled wheel with teeth, or cogs, that mesh with a chain, track or other perforated or indented material.
A steam engine is a heat engine that performs mechanical work using steam as its working fluid.
A steam turbine is a device that extracts thermal energy from pressurized steam and uses it to do mechanical work on a rotating output shaft.
A Gough-Stewart platform is a type of parallel robot that has six prismatic actuators, commonly hydraulic jacks or electric actuators, attached in pairs to three positions on the platform's baseplate, crossing over to three mounting points on a top plate.
A Stirling engine is a heat engine that operates by cyclic compression and expansion of air or other gas (the working fluid) at different temperatures, such that there is a net conversion of heat energy to mechanical work.
A string trimmer, also called a "weed-whip", "whipper-snipper", "weed-whacker", a "weed eater", a "line trimmer" (in Australia) or a "strimmer" (in the UK and Ireland), is a tool which uses a flexible monofilament line instead of a blade for cutting grass and other plants near objects, or on steep or irregular terrain.
A table saw or sawbench is a woodworking tool, consisting of a circular saw blade, mounted on an arbor, that is driven by an electric motor (either directly, by belt, or by gears).
The tabulating machine was an electromechanical machine designed to assist in summarizing information stored on punched cards.
A taper pin is a fastener used in mechanical engineering.
Technology ("science of craft", from Greek τέχνη, techne, "art, skill, cunning of hand"; and -λογία, -logia) is first robustly defined by Jacob Bigelow in 1829 as: "...principles, processes, and nomenclatures of the more conspicuous arts, particularly those which involve applications of science, and which may be considered useful, by promoting the benefit of society, together with the emolument of those who pursue them".
Telecommunication is the transmission of signs, signals, messages, words, writings, images and sounds or information of any nature by wire, radio, optical or other electromagnetic systems.
A telephone, or phone, is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be heard directly.
A thickness planer (also known in the UK and Australia as a thicknesser or in North America as a planer) is a woodworking machine to trim boards to a consistent thickness throughout their length and flat on both surfaces.
Thomas Alva Edison (February 11, 1847October 18, 1931) was an American inventor and businessman, who has been described as America's greatest inventor.
A threshing machine or thresher is a piece of farm equipment that threshes grain, that is, it removes the seeds from the stalks and husks.
A tool is any physical item that can be used to achieve a goal, especially if the item is not consumed in the process.
A train is a form of transport consisting of a series of connected vehicles that generally runs along a rail track to transport cargo or passengers.
A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power.
A transmission is a machine in a power transmission system, which provides controlled application of the power.
A treadmill is a device generally for walking or running or climbing while staying in the same place.
A trompe is a water-powered air compressor, commonly used before the advent of the electric-powered compressor.
A turbine (from the Latin turbo, a vortex, related to the Greek τύρβη, tyrbē, meaning "turbulence") is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful work.
A universal joint (universal coupling, U-joint, Cardan joint, Spicer or Hardy Spicer joint, or Hooke's joint) is a joint or coupling connecting rigid rods whose axes are inclined to each other, and is commonly used in shafts that transmit rotary motion.
A vacuum pump is a device that removes gas molecules from a sealed volume in order to leave behind a partial vacuum.
A vehicle (from vehiculum) is a machine that transports people or cargo.
A vending machine is an automated machine that provides items such as snacks, beverages, cigarettes and lottery tickets to consumers after money, a credit card, or specially designed card is inserted into the machine.
Virtual work arises in the application of the principle of least action to the study of forces and movement of a mechanical system.
The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into rotating motion.
A washing machine (laundry machine, clothes washer, or washer) is a device used to wash laundry.
A watch is a timepiece intended to be carried or worn by a person.
A water turbine is a rotary machine that converts kinetic energy and potential energy of water into mechanical work.
A wedge is a triangular shaped tool, and is a portable inclined plane, and one of the six classical simple machines.
A wheel is a circular component that is intended to rotate on an axle bearing.
A wind tunnel is a tool used in aerodynamic research to study the effects of air moving past solid objects.
A wind turbine is a device that converts the wind's kinetic energy into electrical energy.
A windmill is a mill that converts the energy of wind into rotational energy by means of vanes called sails or blades.
A wing is a type of fin that produces lift, while moving through air or some other fluid.
In physics, a force is said to do work if, when acting, there is a displacement of the point of application in the direction of the force.