Brake assembly for a rotatable shaft

Details Brake assembly for a rotatable shaft Brake assembly for a rotatable shaft

B - Operations, Transporting

65

H

188/174, 188/8

B65H 77/00 (2006.01) B65H 59/04 (2006.01) B65H 59/38 (2006.01) F16D 49/00 (2006.01) F16D 59/00 (2006.01)

Patent

CA 1100890

BRAKE ASSEMBLY FOR A ROTATABLE SHAFT ABSTRACT OF THE INVENTION A brake assembly for maintaining uniform tension in plastic sheet material being unwound from a supply roll supported on a rotatable shaft. The brake assembly includes a pair of rollers which rotatably support the shaft. One roller is vertically displaceable relative to the other for controlling the movement of a linkage connected to a brake shoe in contact with the shaft. The surface area of brake lining in contact with the shaft is reduced in a proportion relative to the depletion of material from the supply roll. S P E C I F I C A T I O N

316081

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