Device for changing the force acting on a reversibly rotatable s
Device for controlling the retraction of a mobile structure
Device for generating a rotary return force
Device for spring-loading a needleless innoculator
Differential drive linear actuator
Drive device for an actuator
Drive means for moving a target figure intended for sports shoot
Drive mechanism for toy running vehicles
Drive mechanism for toy running vehicles
Drive wheel equipped with power spring
Driving apparatus for an energy accumulator of a circuit breaker
Driving device for a moving body
Driving mechanism, and vehicle therewith