SCROLL-TYPE FLUID MACHINE - HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD

Title:

SCROLL-TYPE FLUID MACHINE

Document Type and Number:

WIPO Patent Application WO/2018/008132

Kind Code:

A1

Abstract:

Provided is a scroll-type fluid machine that prevents wear of the parts of the fluid machine and improves the reliability thereof by reducing the amount of dust that reaches a face seal. The present invention comprises a revolving scroll that includes an end plate and a lap part provided to the end plate, and that moves in a revolving manner; a fixed scroll that includes an end plate, a lap part provided to the end plate such that a compression chamber is formed between itself and the lap part of the revolving scroll, and a flange that opposes the end plate of the revolving scroll; and a face seal that is provided between the flange of the fixed scroll and the end plate of the revolving scroll, and that seals a space between the fixed scroll and the revolving scroll, with the scroll-type fluid machine further comprising a shield part that suppresses dust from reaching the face seal from the outside in the radial direction.

Inventors:

YAMAZAKI SHUMPEI (JP)
KANEMOTO YOSHIYUKI (JP)
WATANABE SHO (JP)

Application Number:

PCT/JP2016/070182

Publication Date:

January 11, 2018

Filing Date:

July 07, 2016

Export Citation:

Click for automatic bibliography generation Help

Assignee:

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)

International Classes:

F04C18/02; F01C1/02

Foreign References:

JP2000337275A	2000-12-05
JP2012255409A	2012-12-27
JP2002213376A	2002-07-31
JP2002081388A	2002-03-22

Other References: