Swivel body for a top drive in a wellbore derrick
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Description
FIG. 1 is a perspective view of a design for a swivel body according to the present invention.
FIG. 2 is a top view of the swivel body of FIG. 1.
FIG. 3 is a first side view of the swivel body of FIG. 1.
FIG. 4 is a bottom view of the swivel body of FIG. 1.
FIG. 5 is a second side view of the swivel body of FIG. 1, opposite the first side shown in FIG. 3.
FIG. 6 is a front view of the swivel body of FIG. 1; and,
FIG. 7 is a rear view of the swivel body of FIG. 1.
Claims
The ornamental design for a swivel body for a top drive in a wellbore derrick, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D519136
Type: Grant
Filed: Jun 24, 2004
Date of Patent: Apr 18, 2006
Assignee: Varco I/P, Inc. (Houston, TX)
Inventors: Robert Alden Folk (Calgary), Steven Lorne Folk (Sherwood Park)
Primary Examiner: Antoine D. Davis
Attorney: Guy McClung
Application Number: 29/208,314
Type: Grant
Filed: Jun 24, 2004
Date of Patent: Apr 18, 2006
Assignee: Varco I/P, Inc. (Houston, TX)
Inventors: Robert Alden Folk (Calgary), Steven Lorne Folk (Sherwood Park)
Primary Examiner: Antoine D. Davis
Attorney: Guy McClung
Application Number: 29/208,314
Classifications
Current U.S. Class:
Tool Or Work Holder (D15/140)