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1.发明授权Device comprising at least one sealing element between two coaxially arranged elements which are movable with respect to each other 失效装置包括可相对于彼此移动的两个同轴布置的元件之间的至少一个密封元件
公开(公告)号：US3302392A
公开(公告)日：1967-02-07
申请号：US45937565
申请日：1965-05-27
Applicant: PHILIPS CORP
Inventor： HERMAN FOKKER , JAN MEYER ROELF , GIJSBERT PRAST , KLASS ROOZENDAAL
CPC classification number: F25B9/14 , E01C11/265 , F02G1/0535 , F02G2243/08 , F02G2244/12 , F02G2253/00 , F02G2253/02 , F02G2253/08 , F02G2253/10 , F02G2253/50 , F02G2257/00 , F02G2270/40 , F02G2270/90 , F16J3/06
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