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Title:
CENTRIFUGAL COMPRESSOR
Document Type and Number:
Japanese Patent JP2018168829
Kind Code:
A
Abstract:
To stably support a high-speed side shaft.SOLUTION: A centrifugal compressor includes a speed-increasing gear. The speed-increasing gear includes a ring member coupled to a low-speed side shaft. The speed-increasing gear includes a high-speed side shaft 12, and three rollers 71 provided between the ring member and the high-speed side shaft, and contacting both of the ring member and the high-speed side shaft 12. The roller 71 includes a contact face A, a first non-contact face B1, and a second non-contact face B2 on its outer peripheral face. A center position CP1 in a rotation shaft axial line direction Z of the contact face A is nearer a first end face 72a than a center position CP2 in a rotation axial line direction Z of the roller 71. Across the contact face A, the first non-contact face B1 is positioned on a first flange part 15 side, and the second non-contact face B2 is positioned on a second flange part 16 side.SELECTED DRAWING: Figure 4

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Inventors:
FUKUYAMA RYOSUKE
TAKEUCHI KAHO
Application Number:
JP2017068904A
Publication Date:
November 01, 2018
Filing Date:
March 30, 2017
Export Citation:
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Assignee:
TOYOTA INDUSTRIES CORP
International Classes:
F04D29/056; F04D17/10; F04D29/053; F04D29/059; F16H13/04; F16H57/04
Attorney, Agent or Firm:
恩田 誠
恩田 博宣



 
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