Automatic opening-closing device

Details Automatic opening-closing device Automatic opening-closing device

2009-01-21

2011-12-13

Pang, Roger (Department: 3655)

Planetary gear transmission systems or components

Condition responsive control

Overload release

C192S056100, C464S030000

Reexamination Certificate

active

08075439

ABSTRACT:
An automatic opening-closing device, especially for a cover or seat of a toilet, has a motor having a motor shaft, a speed reducer connected to the motor shaft, a planetary gearbox driven by the speed reducer, an output axle for driving the cover between an open position and a closed position. A protection device limits the torque between the output axle and an output shaft of the planetary gearbox.

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