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:
Mar. 28, 1978
Filed:
Dec. 10, 1976
Applicant:
Inventors:
Philip Alan Sturgess, London, EN;
Keith William Langley, London, EN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B / ;
U.S. Cl.
CPC ...
92 29 ; 92 33 ; 9213 / ; 188170 ; 192 / ;
Abstract
A spring brake actuator is proposed which is provided with an arrangement accessible from the outside for manually releasing the brake in the absence of fluid pressure to release it, the releasing arrangement comprising a member which rotates a splined force applying member relative to a force transmitting member against the force of a return spring which holds abutting ends of the splines of the elements mutually aligned.