#controller__control a mechanism that controls the operation of a machine; "the speed control on his turntable was not working properly"; "I turned the controls over to her"
supertype: mechanism device consisting of a piece of machinery; has moving parts that perform some function
subtype: cruise_control control mechanism for keeping an automobile at a set speed
subtype: dial.controller the control on a radio or television set that is used for tuning
subtype: disk_controller (computer science) a circuit or chip that translates commands into a form that can control a hard disk drive
subtype: governor.controller__regulator a control that maintains a steady speed in a machine (as by controlling the supply of fuel)
subtype: timer.governor a regulator that activates or deactivates a mechanism at set times
subtype: handwheel control consisting of a wheel whose rim serves as the handle by which a part is operated
subtype: steering_wheel__wheel a handwheel that is used for steering
subtype: joystick a manual control consisting of a vertical handle that can move freely in two directions; used as an input device to computers or to devices controlled by computers
subtype: regulator any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.
subtype: aperture a device that controls amount of light admitted
subtype: ballcock__ball_cock floating ball that controls level in a water tank
subtype: draft.regulator a regulator for controlling the flow of air in a fireplace
subtype: faucet a regulator for controlling the flow of a liquid from a reservoir
subtype: mixing_faucet single faucet for separate hot and cold water pipes
subtype: stopcock__cock__turncock faucet consisting of a rotating device for regulating flow of a liquid
subtype: water_faucet__waterfaucet__water_tap__watertap__tap__spigot__hydrant a faucet for drawing water from a pipe or cask
subtype: flywheel regulator consisting of a heavy wheel that stores kinetic energy and smoothes the operation of a reciprocating engine
subtype: peg regulator that can be turned to regulate the pitch of the strings of a stringed instrument
subtype: petcock regulator consisting of a small cock or faucet or valve for letting out air or releasing compression or draining
subtype: register.regulator a regulator (as a sliding plate) for regulating the flow of air into a furnace or other heating device
subtype: safety_valve__relief_valve__escape_valve__escape_cock__escape a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level
subtype: sluicegate__sluice_valve__floodgate__penstock__head_gate__water_gate__watergate regulator consisting of a valve or gate that controls the rate of water flow through a sluice
subtype: thermostat__thermoregulator a regulator for automatically regulating temperature by starting or stopping the supply of heat
subtype: cryostat a thermostat that operates at very low temperatures
subtype: pyrostat a thermostat that operates at very high temperatures
subtype: switch__switch_device control consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit
subtype: commutator switch for reversing the direction of an electric current
subtype: ignition_switch switch that operates a solenoid that closes a circuit to operate the starter
subtype: push_button__push__button an electrical switch operated by pressing a button; "the elevator was operated by push buttons"; "the push beside the bed operated a buzzer at the desk"
subtype: bell_push a button that is pushed to ring a bell
subtype: doorbell__bell__buzzer a push button at an outer door that gives a ringing or buzzing signal when pushed
subtype: night_bell__nightbell a doorbell to be used at night
subtype: horn_button a button that you press to activate the horn of an automobile
subtype: mouse_button__mousebutton a push button on the mouse
subtype: reset_button__resetbutton a push button that you press to activate the reset mechanism
subtype: selector_switch__selector a switch that is used to select among alternatives
subtype: telephone_dial__telephonedial__dial a disc on a telephone that is rotated a fixed distance for each number called
subtype: time-switch a switch set to operate at a desired time
subtype: toggle_switch__toggle__on-off_switch a hinged switch that can assume either of two positions
subtype: DIP_switch__dual_inline_package_switch (computer science) one of a set of small on-off switches mounted in computer hardware; used in place of jumpers to configure the machine for a user
subtype: switching_object__switchingobject
subtype: toll_switch
subtype: office_switch
subtype: tandem_switch
subtype: router
subtype: PBX public branch exchange
subtype: international_gateway international switch
subtype: valve control consisting of a mechanical device for controlling the flow of a fluid
subtype: throttle__accelerator__throttle_valve a valve that regulates the supply of fuel to the engine
subtype: ball_valve any valve that checks flow by the seating of a ball
subtype: butterfly_valve__butterflyvalve a valve in a carburetor that consists of a disc that turns and acts as a throttle
subtype: choke a valve that controls the flow of air into the carburetor of a gasoline engine
subtype: automatic_choke a choke that automatically controls the flow of air to the carburetor
subtype: clack_valve__clackvalve__clack__clapper_valve__clappervalve a simple valve with a hinge on one side; allows fluid to flow in only one direction
subtype: exhaust_valve__exhaustvalve a valve through which burned gases from a cylinder escape into the exhaust manifold
subtype: intake_valve a valve that controls the flow of fluid through an intake
subtype: poppet_valve__poppet a mushroom-shaped valve that rises perpendicular from its seat; commonly used in internal-combustion engines
subtype: safety_valve__relief_valve__escape_valve__escape_cock__escape a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level
subtype: slide_valve__slidevalve valve that opens and closes a passageway by sliding over a port
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