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A forcible entry tool for removing cylinder locks; used with a Halligan bar. It is a larger version of a K-tool. Rabbit tool Hydraulic spreading tool that is specially designed to open doors that swing inward. [15] Red line See booster hose Reducer Adapter used to attach a larger diameter source hose to a smaller diameter receiving hose.
The blue valve body is visible in-line with the pipe. The valve actuator opens or closes the butterfly disc of the valve based on electrical signals sent to the actuator. Another valve actuator is visible in the background, with windows to indicate the valve position. A valve actuator is the mechanism for opening and closing a valve. Manually ...
Unlike a ball valve, the disc is always present within the flow, so it induces a pressure drop, even when open. A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The "butterfly" is a metal disc mounted on a rod. When the valve is ...
The tool used to drive a slot is called a common blade, flat-blade, slot-head, flat-tip [3] or flat-head / flathead [5] screwdriver. A hollow-ground screwdriver is less likely to cam out (leave the slot due to the torque being translated into an axial force, similar to that encountered with Phillips drive but dependent only on driver blade), so ...
Electrical energy is used to actuate equipment such as multi-turn valves, or electric-powered construction and excavation equipment. When used to control the flow of fluid through a valve, a brake is typically installed above the motor to prevent the fluid pressure from forcing open the valve.
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The "Air King" [14] universal air hose coupling, also known as a "Chicago style" fitting, is malleable iron or brass "quarter turn" "sexless coupling" usually found on large pneumatic tools like jackhammers. [6] The fitting is considered "universal", because a common two-lug head is used on all sizes ranging from 0.25 to 1 inch (6 to 25 mm).
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