Hoist load brake

Magnetic apparatus for preventing backlash of transmission for a

Motion control device for rotary dampers

One-way braking device

One-way clutch and a supporting structure

One-way clutch preventing back drive of reversible motor

One-way damper

One-way load self-control spiral type brake

One-way pivoting gear damper

Parking brake actuating device for a parking brake...

Pedal parking brake device

Ratchet wheel device for a baby walker

Ratchet-like assembly for winding a counterbalancing...

Reversible braking mechanism

Reversing preventing device

Roller unlocking sprags

Rotary damper with self-standing mechanism

Rotary direction regulator for synchronous electric motor

Rotary motion damping means

Rotary shaft brake