Disposable blade cartridge utility knife
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 13, 2009
Grant Date -
Oct 6, 2005
app pub date -
Apr 5, 2004
filing date -
Apr 5, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
A knife includes a cartridge, a blade carried by the cartridge, a holder supporting the cartridge so that the blade projects from the holder, a shield for the blade, carried to be displaced relative to the holder and blade to expose the blade, for cutting. The cartridge includes a stem, and there are first side openings in the holder, and spring arms with catches thereon presented at opposite sides of the holder, via said side openings, to be manually pushed oppositely inwardly to allow slide out removal of the stem from the holder, there being additional manually graspable side openings sunk in opposite sides of the holder and spaced apart in a first direction, away from said shield, first side openings, and blade, the catches carried by the stem to protrude outwardly within two of the first side openings sunk in opposite sides of the holder.
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