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:
Sep. 30, 2025

Filed:

Oct. 03, 2023
Applicant:

Hamilton Sundstrand Corporation (Hsc), Charlotte, NC (US);

Inventors:

August M. Coretto, Windsor, CT (US);

Ryan Prescott Susca, Windsor, CT (US);

Francis P. Marocchini, Somers, CT (US);

Sachin Ramprashad, West Hartford, CT (US);

Leo J. Veilleux, Jr., Wethersfield, CT (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/04 (2006.01); F16K 11/07 (2006.01);
U.S. Cl.
CPC ...
F15B 13/0402 (2013.01); F16K 11/0708 (2013.01);
Abstract

A system can include a first controllable valve configured to output a control pressure on one or more first pressure control lines, a second controllable valve configured to output a control pressure on one or more second pressure control lines, a transfer valve in fluid communication with the first controllable valve and the second controllable valve, and a hydraulic centering system operatively associated with and/or forming part of the transfer valve. The transfer valve can be configured to move between a first position, a second position, and a third position. The hydraulic centering system can be configured to maintain the transfer valve in the first position.


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