SELF-PROPELLED HOISTING CRANE AND METHOD OF ITS DISASSEMBLY, TRANSPORTATION AND ADJUSTMENT Russian patent published in 2014 - IPC B66C9/00 B66C13/00 

FIELD: transport.

SUBSTANCE: invention relates to self-propelled hoisting cranes. Proposed crane has chassis with adhesion elements, turntable coupled with chassis, boom articulated with turntable, hoisting winch rope to run over the boom pulley and wound on winch drum mounted at said carcass. Boom lift winch drum is connected with turntable while winch rope is wound on winch drum and connected with top and bottom leveller. Top lever is connected with boom tip by means of fixed length hangers to make winch revolving drum change the winch rope length between bottom leveller and top lever to change the angle between turntable and boom. In disassembly, fixed-length hangers are detached from boom top and top lever. Bottom lever is detached from turntable and drum carcass is detached therefrom. Winch rope is still kept passed between bottom lever and top lever and wound at winch drum. Bottom lever is connected with winch drum to transfer winch drum, drum carcass, bottom lever, top lever and winch rope at one trailer between one working site to another one.

EFFECT: ease of transportation.

20 cl, 20 dwg