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:
Aug. 26, 2025

Filed:

Apr. 22, 2022
Applicant:

Safran Landing Systems Uk Ltd., Gloucester, GB;

Inventor:

Manish Chauhan, Cheltenham, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 15/26 (2006.01); B64C 25/32 (2006.01); F03G 7/06 (2006.01); F15B 15/16 (2006.01);
U.S. Cl.
CPC ...
F15B 15/261 (2013.01); F03G 7/06145 (2021.08); F15B 15/16 (2013.01); F15B 15/26 (2013.01); B64C 25/32 (2013.01); F16F 2224/0258 (2013.01);
Abstract

A lockable telescopic actuator arranged to be in a locked state or in an unlocked state, the lockable telescopic actuator including: a body defining a cylindrical cavity; a piston mounted to slide in the cylindrical cavity; and a locking mechanism including a first locking segment arranged to move from a locked position to an unlocked position. In the locked position the first locking segment is engaged with the piston to prevent the piston from moving. In the unlocked position the first locking segment is disengaged from the piston to allow the piston to move. A first shape memory alloy, SMA, biasing element configured to be extended or compressed such that when the first SMA biasing element is compressed the first locking element is biased into the locked position and when the first SMA bias element is extended the first locking element is biased into the unlocked position.


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Chauhan, Manish. (2025). Mechanically locking actuator (U.S. Patent No. 12398739). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12398739

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