clapper valve
- noun
- /ˈklæpər vælv/
- Specialized
- Water can only pass through the clapper valve in one direction to prevent backflow.
Examples
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A clapper valve is commonly used in pumps and fire sprinklers.
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The mechanic replaced the damaged clapper valve in the engine system.
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The clapper valve helps prevent backflow.
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Many clapper valves are used in plumbing systems.
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A clapper valve is essential for ensuring that water only flows in one direction in irrigation systems.
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In many heating applications, a clapper valve allows fluids to flow while preventing reverse flow.
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The technician explained that the clapper valve's design is crucial for maintaining proper fluid dynamics in the pump.
Synonyms
A small device with a flap that lets liquid flow one way only
A small part in a pipe that lets water flow only one way
How Complex
Surface Forms
Morphology
The compound is directly compositional: 'clapper' denotes a hinged/swinging flap or striker and 'valve' denotes a flow-control device, so a learner who knows both words can infer a valve that uses a hinged flap to control flow and prevent backflow. Although somewhat technical, the construction is predictable and mirrors common cross‑linguistic devices, making the meaning transparent to a learner familiar with the constituents.
Etymology
Clapper valve comes from its moving flap, the clapper, inside the valve. When liquid pushes one way the flap opens, but when the flow tries to go back the flap swings shut and 'claps' to stop it, so it lets liquid go in 'one direction' and 'prevents backflow'.