Title:
COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2022/091655
Kind Code:
A1
Abstract:
This compressor is provided with: a compressor housing (2); a compressing unit that is disposed in the interior of the compressor housing (2) and that compresses a refrigerant; and a motor that is disposed in the interior of the compressor housing (2) and that drives the compressing unit. The motor has a rotor that is provided coaxially with the rotational axis of the compressing unit, and a stator that is disposed on the outer peripheral side of the rotor. Formed in the stator along the periphery direction thereof are: a plurality of large-span sections (37) that are in contact with the inner peripheral surface of the compressor housing (2); and a plurality of small-span sections (38) that are smaller than the large-span sections (37) in terms of the distance from the rotational center of the motor to the outer peripheral surface. The stator is provided with a plurality of welds (20) whereby the inner peripheral surface of the compressor housing (2) and the outer peripheral surface of the stator are joined, the welds (20) being provided to the small-span sections (38) of the stator.
Inventors:
TANAKA HIROAKI (JP)
Application Number:
PCT/JP2021/034830
Publication Date:
May 05, 2022
Filing Date:
September 22, 2021
Export Citation:
Assignee:
FUJITSU GENERAL LTD (JP)
International Classes:
H02K1/06; F04B39/00
Foreign References:
| JP2017034819A | 2017-02-09 | |||
| JP2011019398A | 2011-01-27 | |||
| JP2011055576A | 2011-03-17 | |||
| JP2012161126A | 2012-08-23 | |||
| JP2010081659A | 2010-04-08 | |||
| JP2011050151A | 2011-03-10 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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