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Title:
START MOTOR
Document Type and Number:
WIPO Patent Application WO/2018/164509
Kind Code:
A1
Abstract:
A start motor is disclosed. A start motor according to an embodiment of the present invention may comprise: a cylinder portion comprising a motor portion, an output shaft having a pinion slidably coupled thereto such that the pinion rotates by a rotating shaft of the motor portion and meshes with an engine-side ring gear, a planetary gear reducer for reducing the rate of rotation of the rotating shaft, and an overrunning clutch comprising an outer member that rotates by revolution of planetary gears of the planetary gear reducer such that the overrunning clutch transfers rotational force from the rotating shaft, which has been reduced by the planetary gear reducer, to the output shaft and blocks transfer of rotational force from the output shaft to the rotating shaft, both axial ends of the outer member being open such that the same performs a clutch operation; a plate portion having a plurality of support pins provided to rotatably support the planetary gears such that the plate portion covers an end of the cylinder portion; and an enlargement guide groove provided on the surface of the plate portion around the support pins so as to guide diameter enlargement of the support pins at parts thereof connected to the plate portion.

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Inventors:
KIM JI-KON (KR)
AHN SANG-HYUK (KR)
HA SANG-HYUN (KR)
CHOI YOON-HONG (KR)
Application Number:
PCT/KR2018/002771
Publication Date:
September 13, 2018
Filing Date:
March 08, 2018
Export Citation:
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Assignee:
VALEO ELECTRICAL SYSTEMS KOREA LTD (KR)
International Classes:
F02N11/08; F02N15/02; F16H1/28; H02K7/108; H02K7/116
Foreign References:
JP2004301049A2004-10-28
JP2009191938A2009-08-27
JP2013002527A2013-01-07
KR100698524B12007-03-21
KR101089430B12011-12-07
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (KR)
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