Title:
CLEANER HEAD AND CLEANER COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2023/120956
Kind Code:
A1
Abstract:
A cleaner head according to an embodiment of the present invention comprises: a brush drum rotatable around a predetermined rotational axis; a brush case for supporting the brush drum to be rotatable; and a driving assembly disposed in the brush drum and configured to provide a rotational force to the brush drum, wherein the driving assembly includes: a driving motor; a driving housing which receives the driving motor, is disposed between the inner circumferential surface of the brush drum and the outer circumferential surface of the driving motor, and is supported by the end of the brush case; a thermostat which cuts off power supplied to the driving motor according to temperature and is disposed to be spaced apart from the driving motor in the direction of the rotational axis; and a heat transfer structure configured to transfer heat of the driving motor to the thermostat.
Inventors:
LEE BYOUNGIN (KR)
KIM TAEGWANG (KR)
CHOI JIWON (KR)
HA DONGWOO (KR)
KIM TAEGWANG (KR)
CHOI JIWON (KR)
HA DONGWOO (KR)
Application Number:
PCT/KR2022/016945
Publication Date:
June 29, 2023
Filing Date:
November 01, 2022
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
A47L9/28; A47L9/04; H02H5/04; H02K11/25
Foreign References:
| JP2002315700A | 2002-10-29 | |||
| JP5075941B2 | 2012-11-21 | |||
| JPH06296568A | 1994-10-25 | |||
| JP2018011621A | 2018-01-25 | |||
| CN104939747A | 2015-09-30 |
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
Download PDF:
Previous Patent: DC-DC CONVERTER
Next Patent: TRANSMISSION DEVICE, RECEPTION DEVICE, AND CONTROL METHOD THEREOF
Next Patent: TRANSMISSION DEVICE, RECEPTION DEVICE, AND CONTROL METHOD THEREOF