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:
Sep. 09, 1980
Filed:
Oct. 02, 1978
Applicant:
Inventors:
Boleslaw M Klimek, Des Plaines, IL (US);
Sergio Campanini, Iola, KS (US);
Assignee:
Coulter Electronics, Inc., Hialeah, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B / ; F15B / ;
U.S. Cl.
CPC ...
91440 ; 92 63 ; 92129 ; 9213 / ; 92145 ;
Abstract
A spring brake actuator including an advantgeously formed housing having a longitudinally extending cavity therein for retaining a bolt useful in releasing spring induced brake application, and apparaus for selectively communicating fluid from one side of a spring piston of the actuator to the other side of that piston through the cavity.