This illustration depicts a flue damper used to serve as the valve mechanism which restricts home smoke access.

Flue Damper

This illustration depicts a flue damper used to serve as the valve mechanism which restricts home smoke…

A faucet of which the valve is secured to its seat by a spring to prevent the passage of the liquid, a lever lifting it when the liquid is to be drawn off.

Self Closing Faucet

A faucet of which the valve is secured to its seat by a spring to prevent the passage of the liquid,…

A regulator for controlling the flow of a liquid from a reservoir

Standard Use Faucet

A regulator for controlling the flow of a liquid from a reservoir

Any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.

Feed Regulator

Any of various controls or devices for regulating or controlling fluid flow, pressure, temperature,…

Pressure regulator is a valve that automatically cuts off the flow of a liquid or gas at a certain pressure.

Pressure Regulator

Pressure regulator is a valve that automatically cuts off the flow of a liquid or gas at a certain pressure.

A valve that automatically cuts off the flow of a liquid or gas at a certain pressure. Regulators are used to allow high-pressure fluid supply lines or tanks to be reduced to safe and/or usable pressures for various applications.

Pressure Regulator

A valve that automatically cuts off the flow of a liquid or gas at a certain pressure. Regulators are…

a mechanical, electrical, electronic, or optical device for opening or closing a circuit or for diverting energy from one part of a circuit to another

Electrical Switch

a mechanical, electrical, electronic, or optical device for opening or closing a circuit or for diverting…

A device that regulates the flow of a fluid gases, liquids, fluidized solids, or slurries by opening, closing, or partially obstructing various passageways. Valves are technically pipe fittings, but are usually discussed as a separate category.

Coarse Threading Valve

A device that regulates the flow of a fluid gases, liquids, fluidized solids, or slurries by opening,…

A structure in a hollow organ like the heart with a flap to insure one-way flow of fluid through it

Fine Threading Valve

A structure in a hollow organ like the heart with a flap to insure one-way flow of fluid through it

Control consisting of a mechanical device for controlling the flow of a fluid

Fluid Valve

Control consisting of a mechanical device for controlling the flow of a fluid

A type of valve in which the rotation of a passage or passages in a transverse plug regulates the flow of liquid or gas through the attached pipes. The common stopcock is the simplest form of rotary valve.

Rotary Valve

A type of valve in which the rotation of a passage or passages in a transverse plug regulates the flow…

Although he did not explicitly seek the office of commander and even claimed that he was not equal to it, there was no serious competition. Congress created the Continental Army on June 14, 1775; the next day, on the nomination of John Adams of Massachusetts, Washington was appointed Major General and elected by Congress to be Commander-in-chief.

Washington Taking Command of the Army

Although he did not explicitly seek the office of commander and even claimed that he was not equal to…