Automatically and manually activated open-and-close hinge...

Details Automatically and manually activated open-and-close hinge... Automatically and manually activated open-and-close hinge...

2007-10-23

2010-10-26

Batson, Victor (Department: 3677)

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

Hinge

Including means to hold or retard hinged members against...

C016S303000, C016S327000, C016S353000

Reexamination Certificate

active

07818845

ABSTRACT:
An open-and-close hinge device comprise a shaft member having a first end and a second end; a fixture securely attached to the first end of the shaft member, and including an actuating member with a push-bottom moveably toward the second of the shaft member when triggered; an initiating cam rotationally assembled to the shaft member and next to the fixture, a locking key arranged between the initiating cam and fixture preventing the initiating cam from rotating against the fixture, the initiating cam having a first cam surface toward the second end; a follower rotationally and slidably attached to the shaft, and having a second cam surface biasing against toward the first cam surface of the initiating cam, and a third cam surface toward the second end of the shaft member; a slider cam slidably assembled to the shaft member and having a forth cam surface biasing against toward the third cam surface of the follower; a first compression spring interposed resiliently between the slider cam and the second end of shaft; a second compression spring interposed resiliently between the initiating cam and the locking key.

REFERENCES:
patent: 5923751 (1999-07-01), Ohtsuka et al.
patent: 6886221 (2005-05-01), Minami et al.
patent: 7627930 (2009-12-01), Duan et al.
patent: 2006/0174443 (2006-08-01), Takagi et al.
patent: 2006/0242795 (2006-11-01), Duan et al.
patent: 2006/0242796 (2006-11-01), Duan et al.
patent: 2008/0034541 (2008-02-01), Duan et al.

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