About 20 results
https://drivepatents.com/patents/1013614 · 20 Apr 2011
The valve e.g. lift axial valve (2), has control chambers connected with a plastic vent (15) via a radial passage recess (133) of a casing. Identical sealing elements (76) are supported at front sides of the casing. The sealing elements interact radially i...
https://drivepatents.com/patents/1013652 · 20 Apr 2011
The valve (130) has a plastic housing formed with a cover (58) made of plastic e.g. fiberglass reinforced plastic, and a main housing (49) made of plastic. The cover and the main housing are connected with each other by a locking connection. A safety eleme...
https://drivepatents.com/patents/1014371 · 30 Mar 2011
The method involves separating air spring damper units (FL,FR,RL,RR) from an air spring system (1). A compressed air source (3) is connected in place of the air spring damper units separated form the air spring system. The connected air spring damper units...
https://drivepatents.com/patents/1068192 · 19 Apr 2006
A central construction unit (19) includes an electrical controller (7) and the pilot valves (10-12). An additional construction unit (21) includes the pneumatic switching valves (27,29,31). The central and additional construction units are connected over p...
https://drivepatents.com/patents/1090405 · 14 Jan 2004
The self-leveling system has a pressure medium reservoir coupled via a compressor (8) to a number of pressure medium chambers (6a-6d), for increasing or reducing the pressure in the latter. The pressure reservoir is divided into 2 chambers (12,13) which ar...
https://drivepatents.com/patents/1099708 · 18 Dec 2002
A pneumatic directional control valve (1) for systems for raising and lowering the vehicle body of air-suspended vehicles is provided with a control device having a mechanical operating element (33) for the positions raise, lower, travel and stop. In a hou...
https://drivepatents.com/patents/1100419 · 13 Nov 2002
The method involves regulating the pressure in the compressed air reservoir indirectly via the air quantity in the level regulation system by filling the reservoir with ambient air if the air quantity is below a lower threshold and emptying it into the atm...
https://drivepatents.com/patents/1101463 · 25 Sep 2002
The vehicle suspension system comprises air springs (6a - 6d) fed with compressed air from a tank (12) via a compressor (8). An air drier (10) is fitted in the line (4) between the tank and compressor. A branch pipe (40) is fitted between the drier and com...
https://drivepatents.com/patents/1112505 · 13 Jun 2001
The invention relates to a closed level control device for vehicles with a pump (6) by means of which pressure medium can be conveyed from a pressure medium reservoir container (4) into pressure medium chambers (2a) to (2d) and vice versa. When pressure me...
https://drivepatents.com/patents/1113333 · 2 May 2001
The vehicle train consists of two or more superstructures connected by joints and supported on a common bogie via two secondary spring pairings. Each vehicle unit has devices for statically determined three-point bearing, using valve-controlled connection ...