254 / | HD | IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE |
264 | DF | APPARATUS FOR HAULING OR HOISTING LOAD, INCLUDING DRIVEN DEVICE WHICH CONTACTS AND PULLS ON CABLE {4} |
266 | DF | .~ Device includes rotatably driven, cable contacting drum {34} |
365 | .~.~ Drive includes clutch mechanism having coaxial, rotatable, relatively shiftable axially, power transmitting components {3} | |
366 | DF | .~.~.~> With frictional brake assembly mechanically linked to, and operationally influenced by, clutch |
367 | DF | .~.~.~> Fluid operated actuator shifts component |
368 | DF | .~.~.~> Components having frictional contact surface |