发明名称 ONE-PIECE BALLKEY
摘要 <p>A valve wherein the stem and valve element are a unitary structure and the stem includes a weakened section adjacent the exterior of the body. Preferably, the unitary structure is a one-piece molded plastic structure. The weakened section is exterior of the body and may be a circumferential groove.</p>
申请公布号 CA2290245(A1) 申请公布日期 2000.06.04
申请号 CA19992290245 申请日期 1999.11.22
申请人 NEW YORK AIR BRAKE CORPORATION 发明人 LALONE, LUANN M.;NEULIEB, ROBERT L.
分类号 F16K5/06;F16K31/60;(IPC1-7):F16K5/06;F16K5/08 主分类号 F16K5/06
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