IP Library Granted Patent US 11,745,370
Granted Patent B2
US 11,745,370 · App. 17/447,168 · Granted Sep 5, 2023

Razor assembly for razor with induction heating system

Inventors: Sejun Jang (Seoul, KR); Youngjin Lee (Seoul, KR); Sung Hee Son (Seoul, KR); Hyo Sun Ahn (Seoul, KR)
Assignee: DORCO CO., LTD.
B26B21/48B26B21/521B26B21/526
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Quick Facts
Patent No.
US 11,745,370
App. No.
17/447,168
Granted
Sep 5, 2023
Kind
B2
Abstract

A razor assembly is disclosed. The present disclosure in at least one embodiment provides a razor assembly, comprising: a cartridge including at least one blade; and a handle assembly, wherein the handle assembly includes: a heating bar disposed on the handle assembly; at least one induction coil which is disposed under the heating bar and configured to heat the heating bar in a contactless manner; and a grip portion.

Claims (27)

1. A razor assembly, comprising:

a cartridge including at least two blades; and

a handle assembly,

wherein the handle assembly includes:

a heating bar;

at least one heating element configured to heat the heating bar in a contactless manner; and

a grip portion,

wherein the at least two blades include:

at least one first blade; and

at least one second blade,

wherein at least a portion of the heating bar is disposed in an empty space between the at least one first blade and the at least one second blade when the handle assembly is coupled with the cartridge,

wherein at least a portion of the heating bar is disposed in a front surface of the cartridge when the handle assembly is coupled with the cartridge.

2. The razor assembly of claim 1 , wherein:

the at least one first blade is disposed in front of the cartridge; and

the at least one second blade is disposed in the rear of the cartridge.

3. The razor assembly of claim 1 , wherein the heating bar is detachable from the handle assembly.

4. The razor assembly of claim 1 , wherein the cartridge further includes a heating frame disposed in a front surface of the cartridge,

wherein the heating frame is heated by the heating element in a contactless manner.

5. The razor assembly of claim 1 , wherein the at least two blades are heated by the heating element in a contactless manner.

6. The razor assembly of claim 1 , wherein the cartridge further includes at least one clip configured to fix the at least two blades,

wherein the clip is heated by the heating element in a contactless manner.

7. The razor assembly of claim 1 , wherein the handle assembly further includes,

a power source; and

a Printed circuit board (PCB) electrically connected to the power source,

wherein the heating element is connected to the PCB.

8. The razor assembly of claim 7 , wherein the power source, the PCB, and the heating element are waterproofed inside the handle assembly.

9. The razor assembly of claim 1 , wherein the heating element is fan-type heating element.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 25, 2023
From: JANG, SE JUN; LEE, YOUNGJIN; SON, SUNG HEE; AHN, HYO SUN
To: DORCO CO., LTD.
Reel/Frame 064375/0370 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 17, 2023
From: JANG, SEJUN; LEE, YOUNGJIN
To: DORCO CO., LTD.
Reel/Frame 064292/0097 →
Continuity (2)
Continuation In Part 16567999 · Sep 11, 2019
Related Publication 20220016794A1 · Jan 20, 2022