Title:
SPEED INCREASER AND CENTRIFUGAL COMPRESSOR
Document Type and Number:
Japanese Patent JP2017180830
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a speed increaser capable of preferably carrying out power transmission from a ring portion to a high-speed side shaft, and a centrifugal compressor equipped with the speed increaser.SOLUTION: A speed increaser 14 is equipped with an annular ring portion 62 which rotates with rotations of a low-speed side shaft 11; a high-speed side shaft 12 disposed in the inside of the ring portion 62; and a first roller 71 provided between the ring portion 62 and the high-speed side shaft 12. Here, the speed increaser 14 is equipped with a projecting portion 69 which is provided on an inner peripheral surface 63 of the ring portion 62 and projects out from the inner peripheral surface 63 toward the inner side in a diametrical direction R of the high-speed side shaft 12. The first roller 71 abuts on both of the projecting portion 69 and the high-speed side shaft 12 at rest.SELECTED DRAWING: Figure 1
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Inventors:
FUKUYAMA RYOSUKE
TAKEUCHI KAHO
TAKEUCHI KAHO
Application Number:
JP2017043217A
Publication Date:
October 05, 2017
Filing Date:
March 07, 2017
Export Citation:
Assignee:
TOYOTA IND CORP
International Classes:
F16H13/04; F04D17/10; F04D29/053
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda