Elongated-member-driving apparatus – With interlock means
Reexamination Certificate
2011-07-19
2011-07-19
Rada, Rinaldi I (Department: 3721)
Elongated-member-driving apparatus
With interlock means
C227S130000, C227S132000
Reexamination Certificate
active
07980438
ABSTRACT:
A latch assembly for a staple gun has a front cover, a locking element, a pushing element and a staple driver. The front cover has a connecting bolt. The locking element is mounted on the front cover and has two cams, a torsion spring and a locking block. The cams and the torsion spring are mounted around the connecting bolt. The pushing element is mounted in the front cover and has a pushing lever and a pressing pin. The pushing lever abuts the cams. The pressing pin extends out of the front cover. The staple driver is mounted in the front cover and has a locking hole, a through hole and an elastic panel. The locking hole is formed through the staple driver and engages the locking block. The latch assembly can hold a handle of the staple gun conveniently and safely when the staple gun is not being used.
REFERENCES:
patent: 1945377 (1934-01-01), Posnack
patent: 7464844 (2008-12-01), Kamins et al.
patent: 2006/0186170 (2006-08-01), Marks
patent: 2007/0108251 (2007-05-01), Marks
patent: 2007/0145094 (2007-06-01), Chou
patent: 20 2008 006 249 (2008-10-01), None
patent: 1839818 (2007-10-01), None
Apex Juris, PLLC
Chukwurah Nathaniel
Heims Tracy M.
Rada Rinaldi I
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