CONICAL CLAMPING DEVICE Russian patent published in 2010 - IPC B60P7/12 B60P3/41 

FIELD: transport.

SUBSTANCE: proposed device comprises base (1) fitted on vertical axle of vehicle frame (3) and furnished with clamping levers (5, 6), wire ropes (19, 20), support rail (18) arranged to move in vertical plane and coupled with clamping levers below their rotational axes. Clamping levers have additional arms (9, 10) rigidly secured to lower arms (11, 12), said additional arms being furnished with lengthwise holes to receive pins (16, 17) rigidly coupled with support rail (18). Wire rope ends are fastened on upper ends of clamping levers, while their other ends are passed through pulleys arranged on support rail and coupled with clamping levers below their rotational axes. Hydraulic cylinder (13) has its casing pivoted to one of lower arms (11, 12), and its rod hinged to another arm (12, 11).

EFFECT: simplified design, higher efficiency and reliability.

2 cl, 3 dwg