Art design knife

Details Art design knife Art design knife

2007-01-02

2007-01-02

Ashley, Boyer D. (Department: 3724)

Cutlery

Sheathed

Sliding blade

C030S002000, C030S125000

Reexamination Certificate

active

11242034

ABSTRACT:
An art design knife structure that includes a case, the case including a left case half and a right case half that are assembled together, a blade frame capable of sliding back and forth disposed within the interior section of the case, and a push button sleeved onto the upper edge at the tail end of the blade frame. The push button projects through a slot hole in the case and, furthermore, the push button consists of two perpendicularly and individually disposed L-shaped push blocks, while the push button is capable of rotating 90 degrees. As such, when cutting objects from the left or the right, the angle and orientation is selectable by an optimal push button direction, the structure of present invention thereby increasing art design knife utility and, furthermore, enhancing their industrial practical value.

REFERENCES:
patent: 3577637 (1971-05-01), Braginetz
patent: 4517741 (1985-05-01), Castelluzzo
patent: 5005290 (1991-04-01), Gilbert
patent: 5042154 (1991-08-01), Gilbert
patent: 6233830 (2001-05-01), Lamond et al.
patent: 6349473 (2002-02-01), Schmidt
patent: 6971178 (2005-12-01), Rowlay
patent: 2003/0196331 (2003-10-01), Ho
patent: 2004/0045172 (2004-03-01), Rowlay
patent: 2006/0010694 (2006-01-01), Chen et al.
patent: 2006/0080842 (2006-04-01), Schmidt
patent: 2006/0130339 (2006-06-01), Berns

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