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Patent Searching and Data


Title:
WIRELESS HAIR STRAIGHTENER EQUIPPED WITH DUAL HEATER
Document Type and Number:
WIPO Patent Application WO/2022/154209
Kind Code:
A1
Abstract:
A wireless hair straightener according to an embodiment of the present invention comprises: a battery which is charged by an external power supply; a first switch, a first heating resistor, and a second heating resistor which are successively connected in series between one end of the external power supply and a ground; a second switch which is connected at one end thereof to a connection point between the first switch and the first heating resistor and connected at the other end thereof to the ground; a third switch which is connected at one end thereof to a connection point between the first heating resistor and the second heating resistor and connected at the other end thereof to one end of the battery; and a controller which controls on/off operations of the first switch, the second switch, and the third switch, wherein the other end of the battery is connected to the ground, and the other end of the external power supply is connected to the ground.

More Like This:
WO/2015/132594HAIR STYLING DEVICE
Inventors:
LEE SANG BONG (KR)
LEE JIWON (KR)
LEE KWANGYONG (KR)
LEE SUMIN (KR)
Application Number:
PCT/KR2021/011585
Publication Date:
July 21, 2022
Filing Date:
August 30, 2021
Export Citation:
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Assignee:
MANGOSLAB CO LTD (KR)
International Classes:
A45D2/00; A45D1/00; A45D1/04; H02J7/00; H02J7/02; H05B1/02; H05B3/14
Attorney, Agent or Firm:
MAPS INTELLECTUAL PROPERTY LAW FIRM (KR)
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