poppet

• Nom désignant une soupape en forme de champignon qui se soulève perpendiculairement à son siège, généralement utilisée dans les moteurs à combustion interne.

A noun referring to a mushroom-shaped valve that rises perpendicularly from its seat, commonly used in internal-combustion engines.

1. Engine valveC1formaltechnical

   A mushroom-shaped valve that rises perpendicularly from its seat, commonly used in internal-combustion engines to control the flow of fuel or exhaust.

   soupape en champignon

   • The mechanic replaced the worn poppet valve in the engine.
   • Poppet valves are essential for regulating air intake in combustion chambers.
   • The engine's performance improved after adjusting the poppet valves.

   Synonymespoppet valve