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US 12,709,035 B2Granted
Razor cartridges
AssigneeNfs Capital, LLC
InventorsJohn W. Griffin, William E. Tucker, Craig A. Provost, Douglas R. Kohring
Life of this patent
Estimating the term…
Abstract
Replaceable shaving assemblies are disclosed that include a razor cartridge having a blade geometry that is designed to provide a close, comfortable shave. Shaving systems including such shaving assemblies are also disclosed, as are methods of using such shaving systems and methods of manufacturing these cartridges.
Claims16
A razor cartridge, comprising:
- a frame defining a base, said frame having an opening defined in part by a guard having a leading guard surface and a cap having a trailing cap surface, said leading guard surface and said trailing cap surface cooperating to define a contact plane tangential thereto and extending across said opening;
- and
- at least three razor blades positioned in said opening and attached to said base, said razor blades being fixedly spaced;
- wherein the cutting edge of the razor blade closest to the leading guard surface has a cutting edge exposure relative to said contact plane that is positive;
- and
- wherein the cutting edge exposures of the other razor blades relative to the contact plane become less positive from said leading guard surface to said cap.
3 more elements
Dependencies are inferred from the claim text.