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:
Jan. 19, 2021
Filed:
Aug. 09, 2018
Applicant:
Goodrich Actuation Systems Limited, Solihull, GB;
Inventors:
James Holding, Cannock, GB;
Andrew Hawksworth, Moreton, GB;
Assignee:
GOODRICH ACTUATION SYSTEMS LIMITED, Solihull, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 25/24 (2006.01); F16H 57/04 (2010.01); F16H 25/22 (2006.01); F16J 15/32 (2016.01); F16J 15/324 (2016.01);
U.S. Cl.
CPC ...
F16H 25/2418 (2013.01); F16H 25/2204 (2013.01); F16H 57/0497 (2013.01); F16J 15/32 (2013.01); F16J 15/324 (2013.01);
Abstract
Disclosed herein is a screw assembly comprising an internal re-circulating path for re-circulating lubricant fluid between a threaded screw shaft and seals provided at the ends of the screw assembly via internal chambers provided within the seals and passages formed within the nut. Also disclosed are seals for use within such assemblies.