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:
Aug. 21, 2001
Filed:
Oct. 22, 1999
Applicant:
Inventor:
Lars Severinsson, Hishult, SE;
Assignee:
Sab Wabco AB, Landskrona, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D 5/508 ; F16D 5/516 ;
U.S. Cl.
CPC ...
F16D 5/508 ; F16D 5/516 ;
Abstract
A block brake actuator including in a housing a service brake arrangement, having an electric motor and mechanism for transforming its rotary movement into an axial movement of a push rod, and a safety brake arrangement, including at least one powerful spring, which acts in a brake application direction, may be tensioned at a service brake application and may be locked to the housing in a tensioned state. The spring is arranged transverse of the push rod and acts thereon over a wedge and roller arrangement.