Opening/closing device for document pressing device

Details Opening/closing device for document pressing device Opening/closing device for document pressing device

2011-03-08

2011-03-08

Miller, William L. (Department: 3677)

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Hinge

Resiliently biased hinge

C016S298000, C355S075000, C399S380000

Reexamination Certificate

active

07900320

ABSTRACT:
An original cover closer is described in which a compression coil spring can stably and surely work, an original cover can expeditiously and smoothly be operated, and the compression amount of the compression coil spring can be set and changed in an extremely easy manner. The cover closer comprises: a mounting member mounted to the main body of a copying machine; a supporting member pivotally attached to the mounting member and operable to support the original cover; a first slider and a second slider which are slidably installed in the supporting member; and a compression coil spring inserted between these sliders and operable to urge the original cover in the direction to open, wherein at least one of the sliders is formed integrally with a spring cover which covers the compression coil spring even when the original cover is opened.

REFERENCES:
patent: 6415477 (2002-07-01), Hosaka et al.
patent: 6456365 (2002-09-01), Hosaka et al.
patent: 6886220 (2005-05-01), Kuramochi
patent: 7012675 (2006-03-01), Zhang et al.
patent: 7337499 (2008-03-01), Zhang et al.
patent: 7512376 (2009-03-01), Suzuki
patent: 2007/0067955 (2007-03-01), Jing
patent: 2006010979 (2006-01-01), None

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