Opening and closing device, sheet conveying apparatus, and...

Details Opening and closing device, sheet conveying apparatus, and... Opening and closing device, sheet conveying apparatus, and...

2007-07-17

2007-07-17

Grainger, Quana (Department: 2852)

Electrophotography

Having particular structure

Modular or displaceable

Reexamination Certificate

active

11088759

ABSTRACT:
An opening and closing device including: a fixed side member; a movable side member retained by the fixed side member to be opened and closed freely; a wire member that is fixed at one end thereof to one of the fixed side member and the movable side member; a rotary member that is provided in the other of the fixed side member and the movable side member, has the wire member wound therearound when the movable side member is closed, and rotates in such a direction as to draw out the wire member when the movable side member is opened; and an elastic member that is provided in the rotary member and accumulates an elastic force which causes the rotary member to rotate reversely to a direction in which the rotary member rotates when the wire member is drawn out, due to rotation of the rotary member at a time when the wire member is drawn out.

REFERENCES:
patent: 4171901 (1979-10-01), Takizawa et al.
patent: 4673279 (1987-06-01), Brown
patent: 4711550 (1987-12-01), Sumida et al.
patent: 4766461 (1988-08-01), Ohtsuka
patent: 2001/0036379 (2001-11-01), Takahashi et al.
patent: 2005/0214027 (2005-09-01), Yasumoto
patent: 2005/0214028 (2005-09-01), Yasumoto
patent: 11-84791 (1999-03-01), None
patent: 11-84982 (1999-03-01), None
patent: 2003-15237 (2003-01-01), None
Computer translation of JP11-084982a.

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