FLEXIBLE CURRENT SUPPLY CABLE FOR ELECTRIC PULLEY BLOCK FEEDING Russian patent published in 1994 - IPC

FIELD: electrical engineering. SUBSTANCE: device has roller carriers for cable sling moving along monorail track with suspension brackets, two-member links with additional rollers and two-member links of grater length with suspension brackets for cable suspending when it is assembling in tight loops or stretching up to long arched suspensions between roller carriers. Rollers interacts with lower and upper shelves of monorail track alternatively so bracket link members are folding both in vertical and horizontal directions. EFFECT: more available construction of flexible feeder for current supply of pulley block. 2 cl, 2 dwg