Multi-circuit brake installation for vehicles, especially motor vehicles |
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| 申请号 | US30991372 | 申请日 | 1972-11-27 | 公开(公告)号 | US3840098A | 公开(公告)日 | 1974-10-08 |
| 申请人 | DAIMLER BENZ AG; | 发明人 | ALT C; MULLER A; VAN WINSEN F; | ||||
| 摘要 | A multi-circuit brake installation for vehicles, especially for motor vehicles, whose hydraulic brake systems are constructed at least as a three-circuit brake system; the system is such that the two front wheel brakes can be braked by means of a first circuit as well as by means of a second circuit while the two rear wheels can be braked by means of a third circuit. | ||||||
| 权利要求 | 1. A multi-circuit brake installation for a vehicle constructed as only a three-circuit brake system including first, second and third independent brake circuit means, characterized in that the vehicle includes first and second pairs of wheels with respectively one wheel of each pair on each side of the vehicle, each of the wheels being provided with brake means, each of the first and second brake circuit means being connected with a respective brake means of the first pair of wheels, each of the first and second brake circuit means being arranged for always simultaneously controlling the respective brake means of the first pair of wheels, and the third brake circuit means being connected with the brake means of the second pair of wheels for actuation thereof, said brake circuit means being provided in a multi-chamber master brake cylinder means forming a structural unit, and each of said first, second and third brake circuit means including only a single pressure piston movable with respect to an associated cylinder chamber of the cylinder unit for the brake medium. 2. A multi-circuit brake installation according to claim 1, characterized in that the brake means are hydraulically actuated brakes of a hydraulic brake system. 3. A multi-circuit brake installation according to claim 1, characterized in that the master brake cylinder means includes the pressure piston series-connected in tandem arrangement, and in that the pressure piston of the master brake cylinder means are series-connected force-lockingly up to abutment at an adjacent pressure piston and at a fixed abutment part, respectively. 4. A multi-circuit brake installation according to claim 3, characterized in that said pressure piston are force-lockingly series-connected with each other by the interposition of spring means and a relative stroke. 5. A multi-circuit brake installation according to claim 1, characterized in that the multi-chamber master brake cylinder means essentially consists of individual cylinders Disposed substantially parallel to one another in the structural unit. 6. A multi-circuit brake installation according to claim 5, characterized in that the structural unit of said individual cylinders is arranged in a single plane. 7. A multi-circuit brake installation according to claim 5, characterized in that said multi-structural unit is arranged in a single plane in the form of a triangle. 8. A multi-circuit brake installation according to claim 1, characterized in that the multi-chamber master brake cylinder means essentially consists of individual cylinders disposed substantially parallel to one another in the structural unit. 9. A multi-circuit brake installation according to claim 8, characterized in that the structural unit of said individual cylinders is arranged in a single plane. 10. A multi-circuit brake installation according to claim 8, characterized in that said multi-structural unit is arranged in a single plane in the form of a triangle. 11. A multi-circuit brake installation according to claim 1, wherein each of said cylinder chambers is in constant exclusive communication with a respective brake piston of the brake means of a right and a left wheel of one of the first and second pairs of wheels of the vehicle. 12. A multi-circuit brake installation according to claim 1, wherein said first and second brake circuit means each actuate a respective brake means of the first pair of wheels and said third brake circuit means actuate a respective brake means of the second pair of wheels. 13. A multi-circuit brake installation according to claim 12, wherein the first pair of wheels is the front wheels of the vehicle and the second pair of wheels is the rear wheels of the vehicle. 14. A multi-circuit brake installation according to claim 13, with brake means including brake cylinder means for each wheel, characterized in that the brake cylinder means of the two brake circuit means acting each on a respective brake disc of the front wheels are arranged on a double brake saddle means carrying the brake cylinder means. 15. A multi-circuit brake installation according to claim 13, with brake means including brake cylinder means for each wheel, characterized in that the brake cylinder means of the two brake circuit means acting on a respective brake disc of the front wheels are arranged on brake saddle means mounted separately from one another at a fixed axle part. 16. A multi-circuit brake installation according to claim 15, characterized in that said brake saddle means are arranged at an axle spindle. 17. A multi-circuit brake installation according to claim 13, with brake means including brake cylinder means and brake disc means for each wheel, characterized in that the brake cylinder means of the two circuit means acting on a respective brake disc means of the front wheels are equipped with nested piston means of differential construction. 18. A multi-circuit brake installation according to claim 13, characterized in that the master brake cylinder means includes the pressure piston series-connected in tandem arrangement, and in that the pressure piston of the master brake cylinder means are series-connected force-lockingly up to abutment at an adjacent pressure piston and at a fixed abutment part, respectively. 19. A multi-circuit brake installation according to claim 18, with brake means including brake cylinder means for each wheel, characterized in that the brake cylinder means of the two brake circuit means acting each on a respective brake disc of the front wheels are arranged on a double brake saddle means carrying the brake cylinder means. 20. A multi-circuit brake installation according to claim 18, with brake means including brake cylinder means for each wheel, characterized in that the brake cylinder means of the two brake circuit means acting on a respective brake disc of the front wheels are arranged on brake saddle means mounted separately from one another at a fixed axle part. 21. A multi circuit brake installAtion according to claim 18, with brake means including brake cylinder means and brake disc means for each wheel, characterized in that the brake cylinder means of the two circuit means acting on a respective brake disc means of the front wheels are equipped with nested piston means of differential construction. 22. A multi-circuit brake installation according to claim 13, characterized in that each of the first and second brake circuit means connected with the brake means of each of the front wheels provides the same braking force for the front wheels. 23. A multi-circuit brake installation according to claim 1, wherein each of the first, second and third brake circuit means provide a symmetrical braking effect at the associated pair of wheels. |
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