Title:
PLANETARY GEAR DEVICE
Document Type and Number:
Japanese Patent JP2014173708
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a planetary gear device that can be made light while securing required strength.SOLUTION: The planetary gear device comprises: a planetary gear mechanism unit 10 arranged on an output side; and a planetary gear mechanism unit 40 arranged on a driving side. The planetary gear mechanism units 10-40 respectively comprises: planetary gears 13, 23, 33, 43 meshed with stationary inner gears 3a, 4a and sun gears 21, 31, 41, 6; and carriers 12, 22, 32, 42 that rotatably support the planetary gears 13, 23, 33, 43 and can rotate. The planetary gear 13 and a tooth part 3a meshed with it are made of metal, and the other planetary gears 23, 33, 43 and a tooth part 4a meshed with them are made of resin.
Inventors:
KONO MASATOSHI
SUMI TOMONORI
FURUSAKI HIROYUKI
SUMI TOMONORI
FURUSAKI HIROYUKI
Application Number:
JP2013049863A
Publication Date:
September 22, 2014
Filing Date:
March 13, 2013
Export Citation:
Assignee:
MINEBEA CO LTD
International Classes:
F16H1/46; F16H55/06
Domestic Patent References:
| JPH0630398U | 1994-04-19 | |||
| JP2007159237A | 2007-06-21 | |||
| JP2003206997A | 2003-07-25 | |||
| JPH03223547A | 1991-10-02 | |||
| JP2012092936A | 2012-05-17 |
Attorney, Agent or Firm:
End 成 Mikio