Provided is a brake caliper device (20) having redundancy. A brake caliper device (20) includes: a pair of a left arm (40) and a right arm (50), where each arm (40, 50) having a brake pad (12) provided on a tip end thereof; left and right support portions (32A and 32B) rotatably supporting the left and right arms (40 and 50); an electric cylinder (100) configured to drive base ends of the left and right arms (40 and 50) that are opposite to the tip ends with the left and right support portions (32A and 32B) being sandwiched therebetween, in order to rotate the left and right arms (40 and 50) about the left and right rotating portions (35 and 36), so that the brake pads (12) sandwich a disc (11) rotatable together with a wheel of a railway vehicle to brake the railway vehicle; and a pneumatic cylinder (70) configured to drive the left rotating portion 35 of the left arm (40) to reduce the distance between the left and right arms (40 and 50), so that the brake pads (12) sandwich the disc (11) to brake the railway vehicle.
BRAKE CALIPER DEVICE
BREMSSATTELVORRICHTUNG
DISPOSITIF D'ÉTRIER DE FREIN
2024-02-07
Patent
Electronic Resource
English
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