Patent ID: 8800792

Claim:
Mechanical coupling usable in a draftgear in rail vehicles, comprising: a coupler head ( 1 ); a collar ( 11 ) arranged in the coupler head ( 1 ); a central plate ( 5 ) turnably mounted in the coupler head; a coupling link ( 7 ) pivoted in the central plate ( 5 ); a hooking mechanism for detachable hooking up of the central plate and the coupling link in a non-coupled position, the hooking mechanism including i) a releasing device ( 10 ) for automatic detachment of the hooking mechanism upon coupling, ii) a hooking rod ( 12 ) pivotally connected with the central plate, the hooking rod having a lug ( 16 ), wherein the hooking rod, by the lug ( 16 ), clutches the collar ( 11 ) arranged in the coupler head and, upon activation of the releasing device, is detached from said collar; and a leaf spring ( 13 , 13 ′, 13 ″) arranged in the coupler head in abutment against the hooking rod ( 12 ), wherein the hooking rod, under bias from the leaf spring ( 13 , 13 ′, 13 ″), is pressed against the collar ( 11 ) in a hooked up position and in a detached position.