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Class Information
Number: 188/150
Name: Brakes > Operators > Automatic > Momentum > Vehicle > Railway > Train > Drawbar > Speed-responsive
Description: The action of the drawbar in initiating the braking action is dependent on the speed of the car.

Patents under this class:

Patent Number Title Of Patent Date Issued
6352140 Disc brake to be opened by torque Mar. 5, 2002
5346289 Control valve for hydraulic braking system Sep. 13, 1994

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