发明名称 HIGH PRESSURE RESISTANCE OIL SEAL
摘要 PURPOSE:This oil seal has excellent performance in high pressure resistance and high speed revolution resistance compared to conventional oil seals, thus eliminating the need for the installing of a sealing convection fluid drain circuit.
申请公布号 JPS5240258(A) 申请公布日期 1977.03.29
申请号 JP19750115637 申请日期 1975.09.26
申请人 NOMURA SABUROU 发明人 NOMURA SABUROU
分类号 F16J15/32 主分类号 F16J15/32
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