Invention Grant
- Patent Title: Quick-change drum assembly
- Patent Title (中): 快换鼓组件
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Application No.: US12613614Application Date: 2009-11-06
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Publication No.: US08434548B2Publication Date: 2013-05-07
- Inventor: Stephane Breard , Dominique Aubry
- Applicant: Stephane Breard , Dominique Aubry
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agent John Vereb
- Main IPC: E21B19/22
- IPC: E21B19/22

Abstract:
A system for removably mounting a drum to a winch assembly comprises a drum assembly, a frame defining at least a portion of a mounting base for the drum, at least one connector for connecting the drum assembly to the mounting base, a lifting apparatus releasably attached to the drum assembly, and at least one guide member releasably attached to the frame and engaging with the lifting apparatus for directing the drum assembly away from the frame when the drum assembly is removed therefrom.
Public/Granted literature
- US20110108289A1 Quick-Change Drum Assembly Public/Granted day:2011-05-12
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