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:
Mar. 30, 2021

Filed:

May. 17, 2019
Applicant:

Caterpillar Inc., Deerfield, IL (US);

Inventor:

William Jenkins, Flora, IN (US);

Assignee:

Caterpillar Inc., Peoria, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/44 (2006.01); F16D 3/10 (2006.01); F16D 1/08 (2006.01);
U.S. Cl.
CPC ...
F16D 3/10 (2013.01); F16D 1/08 (2013.01); F16K 31/44 (2013.01);
Abstract

A unidirectional torque-transfer coupling is disclosed. The coupling may include a first ring and a second ring that share a common axis, wherein the first ring is configured to rotate about the common axis from a first position to a second position; a first member extending from the first ring; and a second member extending from the second ring, wherein, when the first ring is in the second position and a valve coupled to the second ring is in an open position, the second member engages the first ring, and wherein, when the first ring moves from the second position to the first position, the first member causes the second ring to rotate in a same direction as the first ring Furthermore, when the first ring is in the second position, a valve is substantially unrestricted by the first ring with regard to moving to an open position.


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