FLUID MACHINE AND REFRIGERATION CYCLE DEVICE - MATSUSHITA ELECTRIC IND CO LTD

Title:

FLUID MACHINE AND REFRIGERATION CYCLE DEVICE

Document Type and Number:

WIPO Patent Application WO/2007/000854

Kind Code:

A1

Abstract:

A rotating shaft (56) of a compression mechanism (21) and a rotating shaft (36) of an expansion mechanism (22) are connected at a connection section (80), and oil feeding paths (38, 68) are formed inside the rotating shafts (36, 56), respectively. The periphery of the connection section (80) is covered by an upper bearing (42). Lubricating oil is prevented from flowing out from the connection section (80).

More Like This:

JPS5378414	ROTARY PISTON MACHINE
JP4051401	Rotary fluid machinery and refrigeration cycle equipment

Inventors:

OGATA TAKESHI
HASEGAWA HIROSHI
MATSUI MASARU
OKAICHI ATSUO
TAMURA TOMOICHIRO
WADA MASANOBU

Application Number:

PCT/JP2006/309864

Publication Date:

January 04, 2007

Filing Date:

May 17, 2006

Export Citation:

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Assignee:

MATSUSHITA ELECTRIC IND CO LTD (JP)
OGATA TAKESHI
HASEGAWA HIROSHI
MATSUI MASARU
OKAICHI ATSUO
TAMURA TOMOICHIRO
WADA MASANOBU

International Classes:

F01C21/04; F01C13/04; F04C18/02; F04C23/00; F04C29/00; F04C29/02

Foreign References:

JPH09126171A	1997-05-13
JP2004316537A	2004-11-11

Other References: