LIFTING DEVICE FRAME STRUCTURE Russian patent published in 2021 - IPC B66C9/02 B66C11/04 

FIELD: lifting devices.

SUBSTANCE: invention relates to lifting devices. Lifting device frame structure contains a support frame (2), a system (3) of support wheels attached to the support frame (2) with hangers (4) to fasten the lifting device to the main support structure (12) and to move it along the specified main support structure. The system (3) of support wheels is equipped with support wheels (5) located in the direction of movement of the lifting device, and an upper pulley (6) assembled, attached to the support frame (2). The support frame (2) comprises two opposing plates (7) located at some distance from each other. The upper parts (8) of the plates are bent towards each other, and in the support frame (2) there is an axis (10) passing through both plates (7), on which a pulley (11) is located between the plates (7), and the bent upper parts (8) of the plate are detachably connected by means of a wedge joint (29) or a bolted joint (30) with a hanger (4) for adjusting the distance between support wheels (5) located on opposite sides of the support frame (2) using hangers (4) .

EFFECT: easy and quick installation on the main support structure is achieved.

11 cl, 8 dwg

.