Title:
SCROLL FLUID MACHINE, AND METHOD FOR PROCESSING SCROLL MEMBER
Document Type and Number:
WIPO Patent Application WO/2018/038183
Kind Code:
A1
Abstract:
Provided is a scroll fluid machine which is capable of inhibiting contact between tooth tip corners and tooth bottom corners. The present invention is provided with: a wall inclined portion (3b1) of which a facing surface has a distance to an end plate which continuously decreases from the outer circumferential side to the inner circumferential side; and an end plate inclined portion (5a1). Chamfered portions (8a) are provided to tooth tip corners (8) of a tooth tip of a wall (3b) which face tooth bottom corners (9) of bases of mating walls (5b). The chamfered portions (8a) have a shape which avoids contact with step parts (9a) which are formed at the tooth bottom, and which are adjacent to the tooth bottom corners (9).
Inventors:
SATO HAJIME (JP)
KIMATA YOSHIYUKI (JP)
HAMANO MASASHI (JP)
ITO TAKAHIDE (JP)
KIMATA YOSHIYUKI (JP)
HAMANO MASASHI (JP)
ITO TAKAHIDE (JP)
Application Number:
PCT/JP2017/030210
Publication Date:
March 01, 2018
Filing Date:
August 23, 2017
Export Citation:
Assignee:
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD (JP)
International Classes:
F04C18/02
Foreign References:
| JP2014001692A | 2014-01-09 | |||
| JP2009228476A | 2009-10-08 | |||
| JP2010196663A | 2010-09-09 | |||
| JP2014080940A | 2014-05-08 | |||
| JPS6176185U | 1986-05-22 | |||
| JP2002070766A | 2002-03-08 | |||
| JP2016113957A | 2016-06-23 |
Other References:
See also references of EP 3428451A4
Attorney, Agent or Firm:
FUJITA, Takaharu (JP)
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