FLOATING CALIPER BRAKE DEVICE FOR RAILROAD VEHICLE
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Mar 19, 2020
app pub date -
May 22, 2018
filing date -
May 22, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
A floating caliper brake device for a railroad vehicle 100 includes: a support frame 1 that has a cylindrical portion 1a; a support pin 2 that is supported by the cylindrical portion 1a in such a manner as to be slidable in a direction X; a caliper 3 that includes a first arm portion 3a and a second arm portion 3b; a first brake shoe 4; a second brake shoe 5 that is opposite to the first brake shoe 4; a pressurizing device 6 that moves the first brake shoe 4 back and forth; an elastic member 7 that is expandable and contractible in the direction X; a stopper member 8 that is immovable relatively to the cylindrical portion 1a in the direction X; and a moving member 9 that is frictionally engaged with the support pin 2 in such a manner as to be slidable in the direction X, wherein end portions on an L side of the elastic member 7 and the stopper member 8 are each supported by the cylindrical portion 1a, at least a portion of an end portion on an R side of the stopper member 8 overlaps the moving member 9 when viewed in the direction X, and an end portion on the R side of the elastic member 7 projects toward the R side from the end portion on the R side of the stopper member 8 and is connected to the moving member 9.
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