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US 2004/0103541 A1Published application
Utility knife
OwnerRobert E. Scarlainventor
Life of this patent
Estimating the term…
Abstract
A utility knife include a handle, a neck pivotally mounted on the handle, and a blade mounted in the neck. The neck can be folded into the handle to transport the utility knife. The blade is slidably removably inserted into and from the handle without requiring disassembly of the handle.
Claims20
A utility knife including
- a handle having a first end and a second end;
- a neck having:
- a distal end,
- a proximate end,
- a longitudinal axis, and
- a first edge and a second edge;
- an aperture formed in said distal end of said neck;
- a blade of uniform thickness with a reduced thickness edge which tapers to form a cutting edge, said blade slidably inserted in said aperture, said blade including:
- a base,
- an upper edge opposed to and spaced apart from said base,
- at least one cutting edge extending along at least a portion of said base wherein said cutting extends beyond, and said blade moveable between two positions with respect to said aperture,
- a first position with said blade slidably removed from said aperture, and a second inserted position with a portion of said blade slidably inserted in said aperture, said upper edge of said blade along said first edge of said neck, said cutting edge along said second edge of said neck, said cutting edge extends beyond said second edge of said neck, and said blade generally parallel to said longitudinal axis;
- means for attaching said proximate end to said first end;
- and,
- a blade retainer configured to hold said blade in said neck.
12 more elements
A utility knife including:
- a handle configured to pivotally mate with a neck, wherein said neck includes a first edge and a second edge;
- and
- a removable, replaceable blade of uniform thickness with an upper edge and a reduced thickness edge which tapers to form a cutting edge, said blade adapted to mate with the neck such that said upper edge of said blade is along said first edge of said neck, said cutting edge is along said second edge of said neck, and said cutting edge extends beyond said second edge of said neck.
Dependencies are inferred from the claim text.