MECHANISM FOR THE RETURN MOVEMENT OF HEALD SHAFTS OF A WEAVING LOOM

摘要

Mechanism permitting the easy removal of faulty wovenin weft threads on weaving looms which have come to a stop. The mechanism is provided with a sliding gear wheel on a shaft interposed between the drive of the weaving loom and the gears for driving the heald shafts, said sliding gear wheel, after its disconnection from the drive of the weaving loom permitting return movement of the heald shafts by the action of a pressure air piston actuated by the loom attendant.