发明名称 Check valve seat and cage retainer
摘要 A swing check valve where the cage is a ring-like member supporting the disc or clapper where the disc is loaded from the downstream end of the body and held in operating position by a tubular retainer extending from the downstream end of the body. The cage and valve seat may be formed separately or as a part of the same member and the seat may be formed as a part of the valve body. The tubular retainer may be split lengthwise and compressed into the valve body for holding the cage and seat in assembled relation during shipment and handling.
申请公布号 US4782855(A) 申请公布日期 1988.11.08
申请号 US19870093973 申请日期 1987.09.08
申请人 SCARAMUCCI, JOHN P. 发明人 SCARAMUCCI, JOHN P.
分类号 F16K15/03;(IPC1-7):F16K15/03 主分类号 F16K15/03
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