Lid opening and closing apparatus with mechanism for...

Details Lid opening and closing apparatus with mechanism for... Lid opening and closing apparatus with mechanism for...

2004-12-16

2008-11-18

Hylton, Robin (Department: 3781)

Receptacles

Closures

With closure opening arrangements for means

C220S264000, C220S827000, C220S830000

Reexamination Certificate

active

07451888

ABSTRACT:
A lid opening and closing apparatus includes a base having an open portion; a lid having a rotational shaft and supported on the base to be rotatable around the rotating shaft for opening and closing the open portion; and a connecting device with one spring disposed between the base and the lid. The one spring is stretched for urging the lid in an opening direction when the lid is pushed to a pushed-in position beyond a closed position. The one spring is stretched for urging the lid in a closing direction when the lid is closed by a predetermined angle.

REFERENCES:
patent: 5520313 (1996-05-01), Toshihide
patent: 5603540 (1997-02-01), Shibao
patent: 5718405 (1998-02-01), Adachi
patent: 5893478 (1999-04-01), Maruoka
patent: 5971463 (1999-10-01), Nowak et al.
patent: 7063225 (2006-06-01), Fukuo
patent: 2003-2059 (2003-01-01), None

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