Rotation speed control device and image forming device
Rotation stabilizing device
Rotation stabilizing device including inertia member...
Rotational body driving apparatus and an image forming apparatus
Rotational driving apparatus for use in an image-forming device
Rotationally phase-matched driving device and image forming...
Rotator for powder conveyance and toner cartridge
Rotor driving force transmission device and image forming...
Rubber fixing roller
Rubber member and developing roller composed of rubber member