Title:
SCROLL FLUID MACHINE
Document Type and Number:
WIPO Patent Application WO/2019/021711
Kind Code:
A1
Abstract:
Provided is a scroll fluid machine capable of, even when a sliding bearing is used as a main bearing, solving a problem caused by axial movement of a drive shaft. The scroll fluid machine is provided with: a scroll mechanism (4) including a stationary scroll (21) and a movable scroll (22); a drive shaft (14) which drives the movable scroll; a main bearing (18) which rotatably supports the drive shaft on the scroll mechanism side; and an auxiliary bearing (16) which rotatably supports the drive shaft on the opposite side of the scroll mechanism when viewed from the main bearing. The main bearing is formed of a sliding bearing, the auxiliary bearing is formed of a rolling bearing, and a wave washer (52) which biases the drive shaft toward the auxiliary bearing is provided.
Inventors:
SATO TAIZO (JP)
IMAI TETSUYA (JP)
IMAI TETSUYA (JP)
Application Number:
PCT/JP2018/023914
Publication Date:
January 31, 2019
Filing Date:
June 18, 2018
Export Citation:
Assignee:
SANDEN AUTOMOTIVE CONPONENTS CORP (JP)
International Classes:
F04C18/02; F04C29/00
Foreign References:
| JP2013155643A | 2013-08-15 | |||
| JP2007285143A | 2007-11-01 | |||
| JP2015113722A | 2015-06-22 |
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