An apparatus for a hand brake includes a gear assembly, an electric motor coupled to the gear assembly, one or more sensors configured to sense at least one of the released and set states, a controller coupled to the electric motor and to the one or more sensors, the controller is configured to operate the electric motor in accordance with a predetermined logic algorithm so as to move the chain between the released and set states, and a device being movable between a first position wherein the device engages only the hand wheel and wherein the hand wheel is used to move the chain between the released and set states and a second position wherein the device engages both the hand wheel and a gear in the gear assembly and wherein the electric motor is operable to move the chain between the released and set states.
Electrically driven set and release hand brake for rail cars
2015-11-17
Patent
Electronic Resource
English
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