About 109 results
https://drivepatents.com/patents/976025 · 16 Apr 2014
The invention relates to a method (10) for operating a compressed air supply device (32) having a first valve unit (12) for pressurizing a compressor control port (14) via a compressor control line (16), a second valve unit (18) for opening a regeneration ...
https://drivepatents.com/patents/976029 · 16 Apr 2014
The present invention relates to a method (200) for operating an electrically operable parking brake system (100) of a vehicle (104). According to the invention, it is contemplated that a transfer of the electrically operable parking brake system (100) fro...
https://drivepatents.com/patents/976027 · 16 Apr 2014
The invention relates to a method (102) for operating an electrically operable parking brake system (100) of a vehicle (104) comprising a towing vehicle (106), wherein an execution of a trailer test function is initiated by applying the electrically operab...
https://drivepatents.com/patents/977190 · 19 Mar 2014
The invention refers to a compressed air system (100) for a motor vehicle with an air supply system (200), comprising: - an electric drive motor (8), which can be controlled for variable speed, - an air compressor (9) coupled to be driven by the electric d...
https://drivepatents.com/patents/978234 · 19 Feb 2014
The present invention provides a four-state fluid cylinder (150) which may be operated by using only two direct solenoids. A special field of application of the presented four-state cylinder (150) may be automotive gearboxes with four rail positions. The c...
https://drivepatents.com/patents/978739 · 12 Feb 2014
The combination cylinder (12) comprises a driving brake cylinder (18) with a hydraulically operated piston (20) and a spring-loaded brake cylinder (30) which operates the handbrake. This has a hydraulically operated piston (36) which acts against the effec...
https://drivepatents.com/patents/978770 · 5 Feb 2014
The coupling head has a rubber seal (2) that is arranged in a piston (1) of a compressed air line. A stiffener (3) is arranged on inner periphery of the rubber seal extending over complete inner periphery. The rubber seal is designed cylindrically and is a...
https://drivepatents.com/patents/979573 · 15 Jan 2014
The invention refers to a method for estimating a vehicle's, or, in a vehicle trailer combination having a tractor vehicle and a towed trailer, a tractor vehicle's sideslip angle, the method comprising the steps of: a) Gaining the following vehicle paramet...
https://drivepatents.com/patents/979909 · 8 Jan 2014
The valve has a pneumatic relay valve (4) for controlling brake cylinder pressure (C) over a pilot circuit (1) for generation of time-defined pilot pressure (CV) for control proportional of the relay valve. An upstream device for generation of braking and ...
https://drivepatents.com/patents/979896 · 8 Jan 2014
The valve has a main air line (HL) for providing a pneumatic brake signal applied by a control piston (1) for actuating a valve mechanism (2). A supply pressure spacer (4) is inserted between a maximum relief valve (HDB) and a ventilation terminal (R) of a...