Title:
SPPED-UP PLANETARY GEAR
Document Type and Number:
WIPO Patent Application WO/2010/092880
Kind Code:
A1
Abstract:
A planetary speed increaser (25) includes a low speed planetary speed increaser and a high speed planetary speed increaser. The low speed planetary speed increaser includes a ring gear connected to a power input shaft, a set of planetary gears rotatably supported by a fixed shaft and s sun gear (3) the shaft of which is connected a carrier (12) of the high speed planetary speed increaser. A sun gear of the high speed planetary speed increaser is connected to a power out put shaft. In order to prevent damages to gears or bearings by automatic alignment of the sun gear of the low speed planetary speed increaser with the carrier shaft, the sun gear (3) has a flanged portion (20) which is coupled with anther flanged portion (16) of the carrier shaft (13) by means of a coupling sleeve (14).
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Inventors:
SHODA KATSUHIKO (JP)
SAKAI KENJI (JP)
SUZUKI KAZUTAKA (JP)
SAKAI KENJI (JP)
SUZUKI KAZUTAKA (JP)
Application Number:
PCT/JP2010/051220
Publication Date:
August 19, 2010
Filing Date:
January 29, 2010
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
SHODA KATSUHIKO (JP)
SAKAI KENJI (JP)
SUZUKI KAZUTAKA (JP)
SHODA KATSUHIKO (JP)
SAKAI KENJI (JP)
SUZUKI KAZUTAKA (JP)
International Classes:
F16H1/46
Foreign References:
| JPH10246173A | 1998-09-14 | |||
| JPH08240247A | 1996-09-17 | |||
| JPS4811240U | 1973-02-08 | |||
| JPH0464718A | 1992-02-28 | |||
| JPH0271120U | 1990-05-30 |
Other References:
See also references of EP 2397721A4
Attorney, Agent or Firm:
FUJITA, Takaharu et al. (JP)
Takaharu Fujita (JP)
Takaharu Fujita (JP)
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