TRUCK

WIPO Patent Application WO/2024/024140

A1

This truck comprises: a truck frame; an axle; a motor which is provided so as to be displaceable in an up-down direction relative to the truck frame; a power transmission coupling that coaxially links the axle and the drive shaft of the motor; a connecting portion that connects the truck frame and the motor; a fixing mechanism that fixes the position of the motor relative to the truck frame; and a releasing mechanism that releases the fixing by the fixing mechanism. The connecting portion comprises a first support portion that is supported on and fixed to the truck frame, a central pin provided at the lower end of the first support portion, a second support portion connected to the first support portion so as to be rotatable about the central pin and extending so as to intersect the up-down direction, a suspension portion that is provided at one end in an extending direction of the second support portion and suspending the motor, and an adjustment portion that connects the other end in the extending direction of the second support portion and the truck frame, and that adjusts the distance between the other end in the extending direction of the second support portion and the truck frame in accordance with the weight applied to the truck frame.

JP3471002

GAUGE VARYING TRUCK FOR RAILROAD VEHICLE

UCHIDA KOJI (JP)
YUGE ATSUSHI (JP)
KONO HIROYUKI (JP)
ASANOMA TOSHIAKI (JP)
FUKE YASUTAKA (JP)
TANIMOTO KOSHI (JP)
YANOBU YUKIHIDE (JP)
NAKAKUBO MASAFUMI (JP)

PCT/JP2023/005862

February 01, 2024

February 17, 2023

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MITSUBISHI HEAVY IND LTD (JP)

B61C9/48

JPH11301471A	1999-11-02
JPH0260876A	1990-03-01
JP2005067282A	2005-03-17

MATSUNUMA Yasushi et al. (JP)

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