发明名称 ELEVATOR FOR HANDLING PIPE
摘要 An elevator for handling tubulars, said elevator having an elevator body (102) , a door (40a) and a latch characterised in that the elevator comprises a verification lock (162,164) to indicate the latch is fully closed. Also disclosed is an elevator comprising an elevator body (20) and a hinged door characterised in that the hinged door has a handle (70) to operate a latch (50) , the latch comprising a latch body rotatable about a shaft (54) , the handle (70) having a handle lip for co- acting with a lip (53) located on the latch body to inhibit release of the latch (50) and the elevator body (20) comprising a lockbar (29) and the latch body comprising a lockbar recess (58) into which said lockbar (29) fits.
申请公布号 WO2007034234(A3) 申请公布日期 2007.05.18
申请号 WO2006GB50254 申请日期 2006.08.22
申请人 VARCO I/P, INC.;LUCAS, BRIAN;SCHATS, MICHAEL, ANTOON, HERMAN;DE PONT, ALBERT, PATRICK, JOZEF, MARIA;DEKKER, PIETER;KRIJNEN, ANTONIUS, DIMPHENA, MARIA 发明人 SCHATS, MICHAEL, ANTOON, HERMAN;DE PONT, ALBERT, PATRICK, JOZEF, MARIA;DEKKER, PIETER;KRIJNEN, ANTONIUS, DIMPHENA, MARIA
分类号 E21B19/06 主分类号 E21B19/06
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