Six-way latch bolt assembly

Details Six-way latch bolt assembly Six-way latch bolt assembly

2007-10-02

2007-10-02

Gay, Jennifer H. (Department: 3676)

Closure fasteners

Bolt casings

C292S001500, C292SDIG053, C292SDIG060

Reexamination Certificate

active

11644429

ABSTRACT:
An improved door latch bolt assembly comprising a cylindrical casing having a front end, a back end and an external surface, and at least one tab extending radially outward from the front end of the cylindrical casing; a bolt; a bolt operating mechanism fixed to the cylindrical casing; and a faceplate having a front side, a back side, and a bolt hole adapted to receive the bolt in a sliding relationship; and a cylindrical sleeve comprising two semi-circular halves joined together, the cylindrical sleeve turnably received at the front end on the external surface of the cylindrical casing and slidably joined to the faceplate to permit the cylindrical casing and the faceplate to turn up to about ten degrees in either direction within the sleeve.

REFERENCES:
patent: 5308131 (1994-05-01), Galindo et al.
patent: 5474346 (1995-12-01), Fann et al.
patent: 5662365 (1997-09-01), Ghostley
patent: 5683127 (1997-11-01), Chamberlain
patent: 5769472 (1998-06-01), Small
patent: 6386603 (2002-05-01), Huang
patent: 6612627 (2003-09-01), Wheatland
patent: 6863320 (2005-03-01), Huang
patent: 6880871 (2005-04-01), Winardi

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