Lid opening and closing device for image input apparatus

Details Lid opening and closing device for image input apparatus Lid opening and closing device for image input apparatus

1988-12-15

1990-01-23

Griffin, Donald A.

Photocopying

Projection printing and copying cameras

Detailed holder for original

G03B 2762

Patent

active

048961892

ABSTRACT:
A lid opening and closing device is disclosed which comprises a plate spring having thereon an engagement portion disposed on the side of a lid and an engagement portion to engage with the engagement portion on the plate spring formed on the side of a housing, whereby the lid can be held opened at a certain angle of opening, a lid pivot for bearing a fulcrum pin on the lid side provided on the housing side for vertical movement while being urged downward, whereby reading of an original is ensured even if the thickness of the original is varied, and flat portions formed on the fulcrum pin and a cut corresponding to the flat portions made in the lid pivot, whereby the fulcrum pin can be detached from the lid pivot, thus performing necessary functions with a simple structure occupying a samll space on the whole.

REFERENCES:
patent: 4124296 (1978-11-01), Kishi et al.
patent: 4390267 (1983-06-01), Minor

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