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:
Apr. 11, 1989
Filed:
Nov. 18, 1987
Applicant:
Inventor:
Calvin R Stringer, Saugus, CA (US);
Assignee:
Weber Aircraft, Burbank, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47C / ;
U.S. Cl.
CPC ...
297434 ; 297436 ;
Abstract
An extendable footrest or legrest for a passenger seat or the like including a pressure relief system which permits retraction of the footrest upon the application of a predetermined load. The footrest is supported by a hydraulic actuator that is supported by springs that are compressed by the predetermined load to activate the actuator and allow retraction of the footrest.