发明名称 Method for producing packing rings for fluid systems and the like
摘要 A method for forming packing rings from substantially any type of loose or ribbon fiber packing material are disclosed. The apparatus utilizes a plurality of concentric cylindrical members to produce the different sized packing rings, with the number of cylindrical members in use remaining constant regardless of the size of the packing ring produced. The method allows for the use of either ribbon or loose fiber packing material to be compressed into a packing ring of any desired size within the capability of the apparatus.
申请公布号 US4085184(A) 申请公布日期 1978.04.18
申请号 US19760650798 申请日期 1976.01.20
申请人 JULES, SAMUEL EDWARD;MCGARRY, SR., JOHN JAMES 发明人 JULES, SAMUEL EDWARD;MCGARRY, SR., JOHN JAMES
分类号 B30B9/28;(IPC1-7):B29C1/02 主分类号 B30B9/28
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