Hammer-type stapler with cartridge

Details Hammer-type stapler with cartridge Hammer-type stapler with cartridge

2005-03-08

2005-03-08

Smith, Scott A. (Department: 3721)

Elongated-member-driving apparatus

With means to move or guide member into driving position

Adaptable to dispense different sizes or quantities of members

C227S120000, C227S133000

Reexamination Certificate

active

06863204

ABSTRACT:
A hammer-type stapler with cartridge is a tool using in building working for driving staples into a working object, comprising a casing having a hollow hammer casing on the front portion of the casing for containing a driving unit. The driving unit moves vertically by inertia force and having a driving element for driving staples, and an elastic element for recoiling the driving unit. A replaceable cartridge is installed in the casing and adjacent to the driving element having two identical, upper and lower staple containers. A pushing device is slidably mounted in the casing for holding the cartridge and pushing staples. The cartridge can load different size staples.

REFERENCES:
patent: 1890694 (1932-12-01), Polzer
patent: 1970101 (1934-08-01), Maynard
patent: 2193143 (1940-03-01), Rapien
patent: 2332257 (1943-10-01), Polzer
patent: 2399374 (1946-04-01), Morberg
patent: 2537601 (1951-01-01), Peterson
patent: 2896210 (1959-07-01), Rubin
patent: 3113317 (1963-12-01), Carlson Sr. et al.
patent: 6012623 (2000-01-01), Fealey
patent: 6179194 (2001-01-01), Morton

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