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Class Information
Number: 303/98
Name: Fluid-pressure and analogous brake systems >

Sub-classes under this class:

Class Number Class Name Patents
303/ Charging 0
303/ Releasing 0
303/1 Miscellaneous 82
303/10 With pump 351
303/121 Speed-controlled 77
303/13 Multiple control 131
303/18 Exterior control 26
303/2 Multiple systems 99
303/20 Electric control 688
303/22.1 Load control 98
303/24.1 Inertia control 74
303/25 Automatic and direct 5
303/28 Automatic 65
303/48 Direct 2
303/5 Multiple fluid-receiving devices 9
303/50 Motorman's valves 56
303/84.1 Flow retarder 60
303/85 Supplementary reservoir 39
303/86 Miscellaneous operations on control pipe 82
303/87 Pulsation neutralizers 129
303/89 Locks 185
303/90 Pipeless valves 0
303/900 Abs throttle control 124
303/901 Abs check valve detail 84
303/DIG.1 Pressure comparison 21
303/DIG.10 Valve block integrating pump, valves, solenoid, accumulator, etc. 128
303/DIG.11 Accumulator 87
303/DIG.12 Air over hydraulic brake system 3
303/DIG.2 Brake control by pressure comparison 67
303/DIG.5 Acceleration peak detection 21
303/DIG.6 Axle differential control 38
303/DIG.7 Small tire digest 17
303/DIG.8 Antichatter 12
303/DIG.9 Plural processors 51

Patents under this class:

Patent Number Title Of Patent Date Issued

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