发明名称 BALL VALVE ASSEMBLY AND METHOD FOR FORMING
摘要 A rotary ball valve assembly and method for forming utilizes a compression spring subjected to a non-torsional, axially directed compressive force to urge an annular seal (66) into sealing engagement with a rotatable ball and, while so subjected, inwardly deforming a tubular member attached to the housing by an electromagnetic force to form an annular abutment (76) retaining said compression spring.
申请公布号 CA2246809(C) 申请公布日期 2000.08.29
申请号 CA19972246809 申请日期 1997.03.04
申请人 AEROQUIP CORPORATION 发明人 SCHULLER, MARK W.;RAMBO, ANNA K.;BIBERSTEIN, KRAIG A.;EVANS, ROBERT J.
分类号 B23P21/00;B23P15/00;F16K5/06;F16K5/20;F16K27/06;(IPC1-7):F16K27/06 主分类号 B23P21/00
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