The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 07, 2013
Filed:
Nov. 06, 2009
Applicants:
Stephane Breard, Oust-Marest, FR;
Dominique Aubry, Hallencourt, FR;
Inventors:
Stephane Breard, Oust-Marest, FR;
Dominique Aubry, Hallencourt, FR;
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/22 (2006.01);
U.S. Cl.
CPC ...
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.