Title:
GEAR TRANSMISSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/069607
Kind Code:
A1
Abstract:
This gear transmission device is provided with a case, a carrier, a crankshaft, an external tooth gear, and an axial gap motor. An internal tooth gear is formed at the inner periphery of the case. The carrier is supported at the case. The crankshaft is supported at the carrier by means of a pair of bearings. The crankshaft has an eccentric body. The external tooth gear is engaged to the eccentric body, and rotates eccentrically while meshed with the internal tooth gear. The rotor of the axial gap motor is attached to the crankshaft. The rotor of the axial gap motor is positioned between the pair of bearings.
Inventors:
AZUMA TAKAHITO (JP)
MIZUHASHI HIROKI (JP)
MIZUHASHI HIROKI (JP)
Application Number:
PCT/JP2012/078633
Publication Date:
May 16, 2013
Filing Date:
November 05, 2012
Export Citation:
Assignee:
NABTESCO CORP (JP)
AZUMA TAKAHITO (JP)
MIZUHASHI HIROKI (JP)
AZUMA TAKAHITO (JP)
MIZUHASHI HIROKI (JP)
International Classes:
F16H1/32; H02K7/116
Domestic Patent References:
| WO2009081793A1 | 2009-07-02 |
Foreign References:
| JPS60166262U | 1985-11-05 | |||
| JP2007132513A | 2007-05-31 | |||
| JP2002181140A | 2002-06-26 |
Attorney, Agent or Firm:
KAI-U PATENT LAW FIRM (JP)
Patent business corporation KAI-U Patent Law Firm (JP)
Patent business corporation KAI-U Patent Law Firm (JP)
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