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:
Feb. 19, 2019
Filed:
Mar. 16, 2016
Faiveley Transport Nordic Ab, Landskrona, SE;
Tobias Persson, Dösjebro, SE;
FAIVELEY TRANSPORT NORDIC AB, Landskrona, SE;
Abstract
A parking brake arrangement for a brake unit—also having a service brake actuator—has in a housing () a clock spring () for exercising a rotary motion at will on a parking brake gear wheel () in drive connection with a device (-) for delivering brake force from the brake unit (). The arrangement has two axially movable control sleeves () in drive connection with the clock spring (). The control sleeves form clutches (and, respectively) with the parking brake gear wheel () and the housing (), respectively. There are means (-) for controlling the axial movements of the two control sleeves and the engagement of the two clutches in such a way that either one of them is always in engagement.