About 15 results
https://drivepatents.com/patents/1380404 · 2 Apr 2026
A brake actuator includes a housing having a first housing component with a first annular flange and a second housing component with a second annular flange, wherein the first and second annular flanges are overlapping. A clamp ring extends circumferential...
https://drivepatents.com/patents/1396302 · 22 Oct 2025
A parking brake actuator (2) for a brake (1) of a vehicle comprises a fluid cylinder (7) and a biasing means formed as a spring set (14), wherein the fluid cylinder (7) comprises a cylinder housing (8) and a piston (9) tightly closing a fluid chamber (10) ...
https://drivepatents.com/patents/1388085 · 28 May 2025
Spring accumulator brake actuator with a pressure rod (12) that can be coupled to a brake member on a brake, an energy storage device (14) that is designed to exert a braking force on the pressure rod (12) via a coupling mechanism (26, 38, 28), a drive tha...
https://drivepatents.com/patents/1395275 · 26 Feb 2025
The invention relates to a combined service brake and spring brake cylinder (1) for operating a service brake and a parking brake, comprising: A spring brake cylinder (4), a spring brake piston (10) and at least one accumulator spring (3) loading the sprin...
https://drivepatents.com/patents/1398014 · 3 Jul 2024
The spring brake actuator (1) comprises a housing (2) with a housing base (4) and a first housing cover (6) and a mechanical release mechanism with a release bolt (34), a running nut (44) and a compressible spring element (50), wherein in the housing (2) a...
https://drivepatents.com/patents/941895 · 15 Jun 2016
The present disclosure increases the braking force of a parking spring brake mechanism without enlarging a device and without substantial increase in cost. The subject of the present disclosure is a brake cylinder device 2 provided with a parking spring br...
https://drivepatents.com/patents/957875 · 9 Sep 2015
A spring brake chamber includes a first case, a second case, and a coupling case. The first case includes an open end, a closed end, and an open end portion. The open end portion of the first case includes a tapered outer positioning portion having a diame...
https://drivepatents.com/patents/967585 · 5 Nov 2014
A brake actuator is provided, in which a diaphragm, used in conjunction with a piston which compresses a parking brake-actuating spring, is arranged such that its outer peripheral region is captured between opposing housing flange portions such that a seal...
https://drivepatents.com/patents/976899 · 26 Mar 2014
The invention is related to the brake chamber that the air transfer holes(8) on the piston pipe(2) transfers the air between the spring compression area(6) and the service room(5) while spring braking off and from service room(5) to the spring compression ...
https://drivepatents.com/patents/980742 · 18 Dec 2013
A pneumatic actuator (100) includes a housing (116) defining a chamber (118). A diaphragm (124) is positioned within the chamber (118). A rod member (105) is attached to the diaphragm (124) and is movable between a first position and a second position. A c...