US 12,441,013 B2
Razor cartridge
Jun Soo Chang, Seoul (KR)
Assigned to DORCO CO., LTD., Seoul (KR)
Filed by DORCO CO., LTD., Seoul (KR)
Filed on Jul. 28, 2023, as Appl. No. 18/361,114.
Claims priority of application No. 10-2022-0100750 (KR), filed on Aug. 11, 2022.
Prior Publication US 2024/0051164 A1, Feb. 15, 2024
Int. Cl. B26B 21/22 (2006.01); B26B 21/24 (2006.01); B26B 21/40 (2006.01)
CPC B26B 21/227 (2013.01) [B26B 21/24 (2013.01); B26B 21/4018 (2013.01); B26B 21/4031 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A razor cartridge comprising:
a plurality of blades respectively comprising a plurality of cutting edges, the plurality of blades including a first blade comprising a first cutting edge and a second blade comprising a second cutting edge;
a blade housing longitudinally accommodating the plurality of blades to expose the plurality of cutting edges at least partially through an upper portion thereof, the blade housing including a first contact surface and a second contact surface respectively disposed in front and rear of the plurality of cutting edges;
an elastic arm elastically supporting the second blade; and
a blade fixing structure formed in the blade housing and fixedly supporting the first blade such that the first blade does not vertically move in response to external force being applied thereto,
wherein the first contact surface and the second contact surface define a shaving plane, and
wherein the first cutting edge has an exposure less than an exposure of the second cutting edge with respect to the shaving plane in response to no external force being applied.