VARIABLE SPEED GEARBOX

WIPO Patent Application WO/2018/016021

A1

A variable speed gearbox equipped with an electric drive device for producing a rotary drive force, and a planetary gear transmission device for changing the speed of the rotary drive force produced by the electric drive device, and transmitting the same to a drive target, wherein: the sun gear shaft is the output shaft connected to the drive target, the internal gear carrier shaft is a constant-speed input shaft, and the planetary gear carrier shaft is a variable-speed input shaft; the electric drive device has a constant speed motor having a constant speed rotor for rotating the constant-speed input shaft of the transmission device, and a variable speed motor having a variable speed rotor connected to the variable-speed input shaft of the transmission device; the internal gear carrier is provided with a clutch mechanism for connecting the internal gear carrier shaft and a cylindrical part connected to the internal gear to one another; and the clutch mechanism has a moving part connected to one element among the cylindrical part and the internal gear carrier shaft so as to be capable of moving in the axial direction, a drive unit for driving the moving part in the axial direction, a secured part that is secured to the other element among the cylindrical part and the internal gear carrier shaft, and a fastening part which fastens the moving part and the secured part to one another as a result of the movement in the axial direction by the moving part.

MIYATA HIROYUKI (JP)
KOBAYASHI MASAHIRO (JP)
MORI YASUSHI (JP)
OKAMOTO YOSHIYUKI (JP)

PCT/JP2016/071248

January 25, 2018

July 20, 2016

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MITSUBISHI HEAVY IND COMPRESSOR CORP (JP)

F16H3/72

WO2016010146A1

2016-01-21

JPS6174941A

1986-04-17

MORI Ryuichirou et al. (JP)

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