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Patent Searching and Data


Title:
ACTUATOR
Document Type and Number:
WIPO Patent Application WO/2019/124304
Kind Code:
A1
Abstract:
An actuator 10 is provided with: an output shaft (38) connected to a deceleration part (37); a housing (35) housing a motor (36) and the deceleration part (37); and an output lever (31) secured to one end of the output shaft (38) outside the housing (35). The one end of the output shaft (38) has a large diameter part (77), a cylindrical part (78) and an increasing diameter part (79) in order from the housing (35) side. The output lever (31) has a cylindrical hole (82) into which the cylindrical part (78) is inserted, and notches (86) recessed radially outward from the cylindrical hole (82), and abuts against a step surface (81) between the large diameter part (77) and the cylindrical part (78). The increasing diameter part (79) has a collar part (87) having a larger diameter than the cylindrical part (78), and biting parts (88) extending into the notches (86). Root corners (91, 92) of inner wall surfaces of the notches (86) are formed in a convex curve shape when viewed in the axial direction of the cylindrical hole (82).

Inventors:
YANAGIDA Etsugo (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
YAMANAKA Tetsuji (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
Application Number:
JP2018/046326
Publication Date:
June 27, 2019
Filing Date:
December 17, 2018
Export Citation:
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Assignee:
DENSO CORPORATION (1-1 Showa-cho, Kariya-city Aichi, 61, 〒4488661, JP)
International Classes:
F02B37/18; F16D1/06; F16D1/072; F16H1/06; H02K7/116
Foreign References:
JP2017008928A2017-01-12
JP5349696B22013-11-20
JP2007002846A2007-01-11
US20140154056A12014-06-05
JPS63146128U1988-09-27
JPS63224822A1988-09-19
JPS5983204U1984-06-05
JPS475423Y11972-02-25
JPS62136609U1987-08-28
JP2002073186A2002-03-12
JPH07184734A1995-07-25
Attorney, Agent or Firm:
HATTORI Masaki (HATTORI & ASSOCIATES, Eighth Floor Arex BLDG., 4-12, Marunouchi 1-chome, Naka-k, Nagoya-shi Aichi 02, 〒4600002, JP)
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