Title:
BOGIE
Document Type and Number:
WIPO Patent Application WO/2024/029112
Kind Code:
A1
Abstract:
This bogie is provided with: a bogie frame; an axle that is located beneath the bogie frame and that extends horizontally; a motor that is provided relatively displaceable in the vertical direction with respect to the bogie frame and that rotates the axle about the axis of the axle; a power transmission coupling that coaxially links the axle and the motor drive shaft; a motor bracket that is provided on the outer surface of the motor and that with respect to the axle is located radially outwardly from the axis; an elastic member that vertically connects the bogie frame and the motor bracket and that is elastically deformable vertically; a latch that regulates the vertical length of the elastic member; and a reverse centrifugal clutch that is provided annularly on the outer periphery of the axle, that supports the motor bracket along the radially inner side, and that can diametrically contract during rotation and diametrically expand when rotation is halted, undergoing centrifugal force produced by unitary rotation with the axle.
Inventors:
ASANOMA TOSHIAKI (JP)
YUGE ATSUSHI (JP)
UCHIDA KOJI (JP)
KONO HIROYUKI (JP)
FUKE YASUTAKA (JP)
TANIMOTO KOSHI (JP)
YANOBU YUKIHIDE (JP)
NAKAKUBO MASAFUMI (JP)
YUGE ATSUSHI (JP)
UCHIDA KOJI (JP)
KONO HIROYUKI (JP)
FUKE YASUTAKA (JP)
TANIMOTO KOSHI (JP)
YANOBU YUKIHIDE (JP)
NAKAKUBO MASAFUMI (JP)
Application Number:
PCT/JP2023/005856
Publication Date:
February 08, 2024
Filing Date:
February 17, 2023
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
B61C9/48
Foreign References:
| JPH11301471A | 1999-11-02 | |||
| JPH0260876A | 1990-03-01 | |||
| JP2005067282A | 2005-03-17 | |||
| JP2003267215A | 2003-09-25 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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