Title:
TIP SEAL AND SCROLL FLUID MACHINE USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/035277
Kind Code:
A1
Abstract:
Provided is a tip seal that makes it possible to improve the durability of a tip seal installed on the tooth tip of a wall even when a continuously inclined section is provided to the wall. The tip seal is provided with: a tip seal inclined section (7A) installed in a groove section of a wall in which the height changes continuously in a spiral direction; and a tip seal flat section (7B) that is installed in a groove section of the wall in which the height is fixed in the spiral direction and that is adjacent to the tip seal inclined section (7A). A recess (8) is formed at a position away from the adjacent area between the tip seal inclined section (7A) and the tip seal flat section (7B).
Inventors:
SATO HAJIME (JP)
HOTTA YOHEI (JP)
KIMATA YOSHIYUKI (JP)
YAMASHITA TAKUMA (JP)
HOTTA YOHEI (JP)
KIMATA YOSHIYUKI (JP)
YAMASHITA TAKUMA (JP)
Application Number:
PCT/JP2018/023649
Publication Date:
February 21, 2019
Filing Date:
June 21, 2018
Export Citation:
Assignee:
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD (JP)
International Classes:
F04C18/02
Foreign References:
| JP2002303281A | 2002-10-18 | |||
| JP2005330850A | 2005-12-02 | |||
| JPH09250467A | 1997-09-22 | |||
| JP2015055173A | 2015-03-23 |
Other References:
See also references of EP 3584444A4
Attorney, Agent or Firm:
FUJITA, Takaharu (JP)
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