Night latch

Details Night latch Night latch

2006-03-24

2009-10-13

Engle, Patricia (Department: 3673)

Closure fasteners

Braces

C292SDIG037, C292SDIG047, C292SDIG020, C292S207000

Reexamination Certificate

active

07600796

ABSTRACT:
The present invention relates to a night latch in particular a night latch that includes a housing, tumbler, button, and a two resilient members. The housing of the present invention maintains the tumbler, button, and two resilient members. The housing also may have at least one protrusion located on its sidewall. The tumbler of the present invention has a pivoting member along with a means for housing a resilient member. In addition the tumbler of the present invention may have recess located on its front face. The tumbler also has at least one groove that co-acts with the protrusion on the sidewall. A first resilient member is used force the tumbler into an exposed position, and a second resilient member is used to keep the tumbler in a retracted position, via the co-action of the recess in the tumbler and a protrusion on the bottom portion of the button.

REFERENCES:
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patent: 5452596 (1995-09-01), Yamada
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patent: 5556145 (1996-09-01), Takasaki
patent: 6364375 (2002-04-01), Szapucki et al.
patent: 6572158 (2003-06-01), Szapucki et al.
patent: 6606889 (2003-08-01), Tweedy
patent: 6848728 (2005-02-01), Rotondi et al.
patent: 6969824 (2005-11-01), Silvestro
patent: 2005/0011131 (2005-01-01), Liang et al.

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