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Class Information
Number: 303/109
Name: Fluid-pressure and analogous brake systems >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
303/	Charging	0
303/	Releasing	0
303/1	Miscellaneous	70
303/10	With pump	295
303/121	Speed-controlled	49
303/13	Multiple control	121
303/18	Exterior control	25
303/2	Multiple systems	88
303/20	Electric control	565
303/22.1	Load control	95
303/24.1	Inertia control	71
303/25	Automatic and direct	5
303/28	Automatic	60
303/48	Direct	2
303/5	Multiple fluid-receiving devices	4
303/50	Motorman's valves	54
303/84.1	Flow retarder	59
303/85	Supplementary reservoir	38
303/86	Miscellaneous operations on control pipe	82
303/87	Pulsation neutralizers	120
303/89	Locks	142
303/90	Pipeless valves	0
303/900	Abs throttle control	121
303/901	Abs check valve detail	81
303/DIG.1	Pressure comparison	20
303/DIG.10	Valve block integrating pump, valves, solenoid, accumulator, etc.	106
303/DIG.11	Accumulator	79
303/DIG.12	Air over hydraulic brake system	2
303/DIG.2	Brake control by pressure comparison	62
303/DIG.5	Acceleration peak detection	21
303/DIG.6	Axle differential control	34
303/DIG.7	Small tire digest	17
303/DIG.8	Antichatter	12
303/DIG.9	Plural processors	49