HYDRAULIC CYLINDER Russian patent published in 2010 - IPC B66F3/24 

FIELD: transport.

SUBSTANCE: invention is designed to be used as lifting device in mounting and repair operations in space-limited and radiation conditions. Hydraulic cylinder comprises casing, detachable extra hydraulic cylinder and thrust plate. Said detachable hydraulic cylinder has pun arranged on its outer surface. Said thrust plate has equal-depth grooves made up of rectilinear and involute sections to receive said pin, axes of said sections being crossed in one point. Extra hydraulic cylinder rod is hinged to thrust plate, hinge being mounted in tubular support. Casing of aforesaid both cylinders are coupled by detachable joint.

EFFECT: possibility to use components both separately and combined to allow increasing degrees of freedom.

3 dwg