Title:
GEAR ASSEMBLY, PLANETARY GEAR MECHANISM USING GEAR ASSEMBLY, AND MOTOR WITH BUILT-IN GEAR MECHANISM
Document Type and Number:
WIPO Patent Application WO/2018/052092
Kind Code:
A1
Abstract:
This gear assembly is configured by combining a helical gear (2) that has a shaft hole (2a) and a spindle (3) that rotatably supports the helical gear (2), wherein: a ball bearing (4) is arranged between the helical gear (2) and the spindle (3); and the spindle (3) and the helical gear (2) respectively constitute the inner race and the outer race of the ball bearing (4). A planetary gear mechanism that uses the gear assembly and a motor that includes the planetary gear mechanism are provided.
Inventors:
MATSUTO TAKUSHI (JP)
KAWAI MASAHIRO (JP)
KAWAI MASAHIRO (JP)
Application Number:
PCT/JP2017/033333
Publication Date:
March 22, 2018
Filing Date:
September 14, 2017
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16H55/17; F16C19/06; F16C19/08; F16C19/16; F16H1/36; F16H57/04; F16H57/08; H02K7/116
Foreign References:
| JP2013040665A | 2013-02-28 | |||
| JP2003301909A | 2003-10-24 | |||
| JPH0530540U | 1993-04-23 | |||
| JP2006083986A | 2006-03-30 | |||
| JPS63139353U | 1988-09-13 | |||
| JP2015059592A | 2015-03-30 | |||
| JP2015525885A | 2015-09-07 |
Attorney, Agent or Firm:
KAMADA Naoya et al. (JP)
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