Replaceable-blade knife

Details Replaceable-blade knife Replaceable-blade knife

2005-01-25

2005-01-25

Choi, Stephen (Department: 3724)

Cutlery

Combined cutlery or combined with ancillary feature

With material-holder or disposal

C030S330000, C030S339000

Reexamination Certificate

active

06845561

ABSTRACT:
A replaceable-blade knife useful as a carpet knife or utility knife, and having a handle with a spare-blade holder movably mounted therein, and a blade-clamping bar for securing an active cutting blade at one end of the handle. A locking means is provided to lock the holder in a protective closed position, and alternatively to release the holder to an open position by movement of the bar, and to enable ready access to blades in the holder.

REFERENCES:
patent: 3577637 (1971-05-01), Braginetz
patent: 3593417 (1971-07-01), West et al.
patent: 3604113 (1971-09-01), Cuscovitch
patent: 3927473 (1975-12-01), Braginetz
patent: 4068375 (1978-01-01), Rathbun et al.
patent: 4604805 (1986-08-01), Krieger
patent: 5174028 (1992-12-01), Seltzer, Jr.
patent: 5426855 (1995-06-01), Keklak et al.
patent: 5613300 (1997-03-01), Schmidt
patent: 5644843 (1997-07-01), Young
patent: 6026575 (2000-02-01), Wonderley
patent: 6550144 (2003-04-01), Berns
patent: 6574872 (2003-06-01), Roberts et al.

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