US 12,409,574 B2
Razor cartridge
Alan Blatter, Sandy Hook, CT (US); James Chasen, West Haven, CT (US); and Christopher Fernald, Fairfield, CT (US)
Assigned to Edgewell Personal Care Brands, LLC, Chesterfield, MO (US)
Appl. No. 18/550,199
Filed by Edgewell Personal Care Brands, LLC, Chesterfield, MO (US)
PCT Filed Mar. 7, 2022, PCT No. PCT/US2022/019118
§ 371(c)(1), (2) Date Sep. 12, 2023,
PCT Pub. No. WO2022/192127, PCT Pub. Date Sep. 15, 2022.
Claims priority of provisional application 63/160,029, filed on Mar. 12, 2021.
Prior Publication US 2024/0157591 A1, May 16, 2024
Int. Cl. B26B 21/40 (2006.01)
CPC B26B 21/4018 (2013.01) [B26B 21/4031 (2013.01); B26B 21/4037 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A razor cartridge, comprising:
a housing having a guard at a front region of the housing, a cap at a rear region of the housing, and opposed end walls connecting the guard and the cap, the housing defining a blade mounting region between the guard and the cap;
a first razor blade closest to the guard, a next-adjacent second razor blade, and a last third razor blade mounted in the blade mounting region, each having a respective cutting edge having a sharpness;
a reference plane tangential to the cutting edge of the first razor blade and the cutting edge of the third razor blade, each blade body portion bearing the cutting edge being at an angle to the reference plane;
an over-guard secured over the razor blades and including a first longitudinal member in advance of the first razor blade, and a second a third and a fourth longitudinal member lying respectively over the razor blades, each second, third and fourth members having a respective height above the reference plane.