Title:
SENSING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/135485
Kind Code:
A1
Abstract:
An embodiment provides a sensing device comprising: a first cover; a second cover coupled with the first cover; a rotor disposed at the second cover; a first magnet disposed between the second cover and the rotor; a stator disposed between the first magnet and the second cover; a seating part disposed between the first cover and the rotor; a second magnet disposed on the seating part; a circuit board disposed on a bottom surface of the second cover; and a first hall sensor and a second hall sensor disposed on the circuit board, wherein the first cover comprises an upper plate having an opening and a side plate extending downward from the upper plate, and the side plate of the first cover comprises a first groove formed at a position corresponding to the second hall sensor and a second groove spaced apart from the first groove.
Inventors:
LEE CHANG HWAN (KR)
BYUN SUNG WOOK (KR)
BYUN SUNG WOOK (KR)
Application Number:
PCT/KR2018/013683
Publication Date:
July 11, 2019
Filing Date:
November 12, 2018
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G01D5/14; B62D6/10; B62D15/02; G01D11/24
Foreign References:
| KR20150034982A | 2015-04-06 | |||
| KR20110008508A | 2011-01-27 | |||
| KR101633127B1 | 2016-06-24 | |||
| KR101800769B1 | 2017-11-23 | |||
| KR20150082920A | 2015-07-16 |
Other References:
See also references of EP 3736539A4
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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