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.
Patent No.:
Date of Patent:
Oct. 06, 2020
Filed:
Dec. 07, 2017
Applicant:
Safran Landing Systems Uk Ltd, Gloucester, GB;
Inventor:
Yann Simonneaux, Gloucester, GB;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15B 15/14 (2006.01); B64C 25/58 (2006.01); F16F 9/36 (2006.01); B64C 25/22 (2006.01); B64C 25/60 (2006.01); F16F 9/06 (2006.01); B64C 25/34 (2006.01);
U.S. Cl.
CPC ...
F15B 15/1461 (2013.01); B64C 25/58 (2013.01); F15B 15/1438 (2013.01); F15B 15/1476 (2013.01); F16F 9/36 (2013.01); B64C 25/22 (2013.01); B64C 25/60 (2013.01); B64C 2025/345 (2013.01); F16F 9/06 (2013.01);
Abstract
A centre seeking actuator having an outer cylinder, a slave cylinder slidably disposed within the outer cylinder, and a rod assembly having a piston slidably disposed within the slave cylinder and a rod extending from the piston to a point outside the outer cylinder. One or more first dynamic seals are arranged to act on a side wall of the rod to inhibit working fluid leaking from the outer cylinder, and one or more second dynamic seals are arranged to act on a sidewall of the slave cylinder to inhibit working fluid leaking from the outer cylinder.