Door opening system and receptacle

Details Door opening system and receptacle Door opening system and receptacle

1996-07-16

1998-06-23

Ro, Bentsu

Electricity: motive power systems

Automatic and/or with time-delay means

Radiant energy

318 16, 318286, 49 25, 49 31, 220211, E05F 1520, B65D 4324

Patent

active

057709351

ABSTRACT:
A receptacle comprising a body including an opening having a door hingedly mounted therein for movement between a normal and substantially vertical orientation and a substantially horizontal orientation, a drive assembly having a hub for taking up and letting out the cord for moving the door between the substantially vertical orientation and the substantially horizontal orientation, and an actuator device for actuating the drive assembly, the hub being spaced apart from said hinge proximate an optimum position for minimizing the amount of force necessary for the drive assembly to move the door.

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patent: 5040331 (1991-08-01), Merendino et al.
patent: 5181018 (1993-01-01), Cowie et al.
patent: 5329212 (1994-07-01), Feigleson

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