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Class Information
Number: 303/9.62
Name: Fluid-pressure and analogous brake systems > Multiple fluid-receiving devices > Multiple motors > Apportioning control
Description: Subject matter including means for varying the fluid flow to one motor relative to the flow to another motor, e.g., for varying the braking action of a form brake motor with respect to rear brake motor of a vehicle.


Sub-classes under this class:

Class Number Class Name Patents
303/9.75 Detail 116
303/9.63 Failure responsive 103
303/9.66 For pneumatic system 33
303/9.72 Having multiple pistons affecting fluid flow 41
303/9.73 Having significant output feature 52
303/9.71 Having significant pressure control by front brake 69
303/9.67 Inertia 54
303/9.69 Load 117
303/9.65 Manual 9
303/9.64 Motorcycle 53


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7614708 Vehicular brake hydraulic control device Nov. 10, 2009
7527339 Brake control system for a motor vehicle May. 5, 2009
7464996 Method for stabilizing a motor vehicle whose speed is reduced to a rest position and brake system for carrying out said method Dec. 16, 2008
7448697 Tractor braking device Nov. 11, 2008
7255407 Vehicle braking control device for braking force distribution Aug. 14, 2007
7237852 Method and device for controlling and braking an aircraft running on the ground Jul. 3, 2007
7143853 Roll-related reactive system Dec. 5, 2006
7077484 Brake control for vehicle Jul. 18, 2006
7063393 Electronic brake system without pump unit Jun. 20, 2006
7059687 Braking force distribution control device Jun. 13, 2006
7021722 System for and method of braking a vehicle Apr. 4, 2006
7000996 Diagonal parking brake activation for vehicles with plural axles Feb. 21, 2006
6954692 Method of managing brake system architecture for an airplane fitted with brakes having electromechanical actuators, and an architecture applying the method Oct. 11, 2005
6923512 Arrangement for ensuring the function of a vehicle brake Aug. 2, 2005
6883875 Controlling pressure in brake actuation outputs Apr. 26, 2005
6848753 Emergency brake apparatus for vehicle Feb. 1, 2005
6814414 Device and method for preventing rollback of a vehicle on an incline Nov. 9, 2004
6672437 Motor vehicle braking device Jan. 6, 2004
6616246 Hydraulic braking systems for vehicles Sep. 9, 2003
6595600 Front-rear braking force distribution control system Jul. 22, 2003
6517171 Braking force distribution control for a four wheel drive vehicle Feb. 11, 2003
6505894 Vehicle braking Jan. 14, 2003
6457785 Brake control apparatus for vehicle Oct. 1, 2002
6443540 Vehicular brake control apparatus and vehicular brake control method Sep. 3, 2002
6378957 Arrangement for controlling vehicle braking Apr. 30, 2002
6367892 Method of terminating electronic brake force distribution Apr. 9, 2002
6341827 Brake system with a rear axle anti-locking arrangement Jan. 29, 2002
6280003 Method of braking force distribution control for a vehicle hydraulic device Aug. 28, 2001
6213566 Brake proportioning in-line ball valve Apr. 10, 2001
6206485 Electronically controlled motor vehicle braking force distributor Mar. 27, 2001
6206490 Brake control system for a vehicle Mar. 27, 2001
6193328 Hydraulic anti-lock brake system and circuit arrangement therefor Feb. 27, 2001
6102492 Method and device for controlling braking force distribution in a motor vehicle Aug. 15, 2000
6036283 Brake liquid pressure device Mar. 14, 2000
5975650 Method and apparatus for controlling the brake system of a vehicle Nov. 2, 1999
5935186 Monitor system for hydraulic pressure circuits of vehicles Aug. 10, 1999
5916141 Tandem master cylinder of brake system in an automobile Jun. 29, 1999
5890776 Braking apparatus for automotive vehicles Apr. 6, 1999
5826954 Method and apparatus for controlling the brake system of a vehicle Oct. 27, 1998
5826951 Turn control apparatus for a vehicle Oct. 27, 1998
5810455 Vehicle braking system having device for diagnosing pressure reducing valve device between pump and front wheel brake cylinder Sep. 22, 1998
5752747 Method for equalizing the wear of brake linings of a vehicle May. 19, 1998
5741049 Brake proportioning valve Apr. 21, 1998
5702163 Method and apparatus for controlling a brake system of a vehicle Dec. 30, 1997
5692812 Brake regulator with double valve Dec. 2, 1997
5646848 Method for proportionally controlling the brakes of a vehicle based on tire deformation Jul. 8, 1997
5646849 Method for proportionally controlling the brakes of a vehicle based on front and rear wheel speeds Jul. 8, 1997
5630656 Anti-locking brake system, rear brake delay valve, and method for same May. 20, 1997
5624164 Braking force distribution control system Apr. 29, 1997
5611367 In-line valve for a master cylinder Mar. 18, 1997

1 2 3


 
 
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