发明名称 Washerless faucet
摘要 Disclosed is a removable cartridge for a fluid valve which uses a simple O-ring to seal with the housing in which the cartridge is received. The valve comprises a body member having an axial inlet opening at one end and at least one transverse outlet opening. A valve seat is secured in the inlet opening and a valve means is positioned in the body member for axial movement toward and away from the seat. The seat extends beyond the body member and has a circumferentially extending groove to receive an O-ring for providing a seal with a housing in which the cartridge is received.
申请公布号 US4493338(A) 申请公布日期 1985.01.15
申请号 US19820449770 申请日期 1982.12.14
申请人 WALTEC, INC. 发明人 PETURSSON, SIGURDUR G.
分类号 F16K27/02;(IPC1-7):F16K25/00 主分类号 F16K27/02
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