ROTARY MACHINE AND GEARED COMPRESSOR

A rotary machine according to at least one embodiment is configured such that, in a region on an opposite side to a thrust collar across a key in an axial direction, a defective portion is provided on one of an outer circumferential surface of a shaft, or a surface of the shaft along a radial direct...

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Bibliographic Details
Main Authors KARASUDA, Jumpei, SHIMATANI, Minoru, ODA, Takashi, NAKANIWA, Akihiro, YAGI, Nobuyori
Format Patent
LanguageEnglish
French
German
Published 27.04.2022
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:A rotary machine according to at least one embodiment is configured such that, in a region on an opposite side to a thrust collar across a key in an axial direction, a defective portion is provided on one of an outer circumferential surface of a shaft, or a surface of the shaft along a radial direction or a surface of a holding member along the radial direction, or at least a part of a section having the surface along the radial direction is formed by a material having a Young's modulus lower than a Young's modulus in another section.
Bibliography:Application Number: EP20210201986