AUTOMATIC ANTICREEP DEVICE FOR CRANE Russian patent published in 2013 - IPC B66C9/18 

FIELD: transport.

SUBSTANCE: invention relates to anticreep device devices intended for prevention of crane creepage subjected to wind loads in idle state. The device contains clip-on chuck with lips interacting with crane rail head and brace on which load acts through lever and slide block fitted into vertical guides. The lever is pivotally connected with eye and with centrifugal drive. The mentioned elements are mounted on frame attached from above to crane metal structure by means of support with articulated bearing on one end of the frame and by means of articulated joint with possibility of vertical movement - on other end. Bottom part of the frame is resting via double-flanged roller on rail. The centrifugal drive contains protective housing with flange connector above zone of centrifugal weights rotation and telescopically connected with the housing sleeve provided with collar clamp. Lips are fixed in bar hold sockets using two mounting screws, fixture and bolt passing through bar hold. The fixture placed in bar hold groove enters by its two spikes the reefs of mounting bolts.

EFFECT: higher reliability, holding force of device, serviceability, convenience of regulation, reduction of overall height.

3 cl, 7 dwg