Poppet valve
AssigneesKayaba Industry Co., Ltd., Tokyo Institute of Technology
InventorsYoshinari Nakamura, Kiyokazu Nagata, Toshiharu Kagawa, Chongho Youn
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Abstract
A poppet valve is provided with a seat portion which has a conical inner peripheral surface with a center axis, and a conical portion which is displaced along the center axis inside the seat portion, forms a flow passage having an annular cross-section between the conical portion and the seat portion and is supported at a position concentric with the seat portion. An effect of rectifying fluid flowing in the flow passage is thereby obtained and the generation of noise is prevented.
Claims7
A poppet valve, comprising a seat portion which has a conical inner peripheral surface with a center axis, and a conical portion which is supported at a position concentric with the seat portion and displaces along the center axis inside the seat portion while forming a flow passage having an annular cross-section between the conical portion and the seat portion.
Dependencies are inferred from the claim text.