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.

Date of Patent:
Feb. 14, 2023

Filed:

Dec. 03, 2020
Applicant:

Chevron U.s.a. Inc., San Ramon, CA (US);

Inventor:

Albert E. Butterfield, IV, Novato, CA (US);

Assignee:

CHEVRON U.S.A. INC., San Ramon, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B 9/02 (2006.01); F16K 31/60 (2006.01);
U.S. Cl.
CPC ...
B25B 9/02 (2013.01); F16K 31/60 (2013.01);
Abstract

A valve extension tool is configured to operate a hand wheel of a valve. The valve extension tool includes a handle configured for operation by a first operator and a pipe assembly connected to the handle. The pipe assembly includes a proximal pipe segment connected to the handle, a crank connected to the proximal pipe segment and configured for operation by a second operator, and a distal pipe segment connected to the crank. In addition, the valve extension tool includes a front pipe segment connected to the distal pipe segment of the pipe assembly. Further, the valve extension tool includes a joint connected to the front pipe segment, wherein the joint is configured to engage a hand wheel of a valve.


Find Patent Forward Citations

Loading…