Razor blade
AssigneeThe Gillette Company
InventorsNicolae Neamtu, Stephen F. Hobbs
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Abstract
An elongated stock material for use in manufacturing shaving razor blades, the material including an elongated, flat strip of metal having a front edge and back edge extending along its length, a sharpened cutting edge portion extending along the front edge, a weakened portion between the front edge and the back edge, a blade portion between the cutting edge portion and the weakened portion, and a removable portion between the weakened portion and the back edge. Also disclosed are blades and cartridges made from the material, and methods and apparatus making and using the material.
Claims2
A shaving razor blade comprising
- an elongated, flat strip of metal having a front edge and a back edge extending along its length,
- a sharpened cutting edge portion extending along said front edge,
- a weakened portion between said front edge and said back edge,
- a blade portion between said cutting edge portion and said weakened portion, and
- a removable portion between said weakened portion and said back edge,
- wherein said weakened portion has a first notch portion on one side of said flat strip of metal,
- wherein said weakened portion has a second notch portion on the other side of said flat strip of metal,
- wherein said notch portions are offset with respect to each other.
Dependencies are inferred from the claim text.