Spring powered prime mover
Stored energy operation for breakers
Tensioning device for the energy store of an electrical switch
Torsion winder
Toy energy supply device
Translationally movable idler gear as clutch for spring driven m
Transmission for a return-to-normal actuator
Transmission wheel, method for manufacturing transmission...
Two stage motorized actuator
Two-speed drive mechanism for toys
Variable retracting device
Winder assembly having a spindle
Winding mechanism for rubber band motor