Patent ID: 6702073
Filing Date: 2004-03-09
Classification: B60T,B61H

Abstract:
In combination with a hand brake system for a railway vehicle including first and second spaced-apart brake beams, first and second transfer levers pivotally connected at a point intermediate the ends thereof to a respective one of said first and second brake beams, first and second force-transmitting means interconnected between corresponding arms of said first and second transfer levers, said first force-transmitting means including brake actuator means operable in response to the supply of fluid pressure thereto for increasing the length of said first force-transmitting means, to accordingly increase the spaced-apart distance between said first and second brake beams, a transfer link connected to said first transfer lever so as to be arcuately movable therewith in a plane parallel to the plane of rotation of said first transfer lever, the improvement comprising a thrust block disposed on said first brake beam, said thrust block having a pin member disposed therein, and an actuating lever having a pivotal connection at a location intermediate the ends thereof with said transfer link, closely adjacent one end of said actuating lever there is an arcuate portion rotateably engageable with said pin member and being adapted to receive a hand brake force.