RECIPROCATING REFRIGERANT COMPRESSOR - ZEXEL VALEO CLIMATE CONTR CORP

Title:

RECIPROCATING REFRIGERANT COMPRESSOR

Document Type and Number:

WIPO Patent Application WO/2001/098657

Kind Code:

A1

Abstract:

A reciprocating refrigerant compressor, comprising a cylinder block having a cylinder bore (6), a compression chamber formed in the cylinder bore (6), a cylinder head allowing an intake chamber for storing refrigerant gas sucked into the compression chamber to be formed therein and connected to the cylinder block, a valve plate (2) disposed between the compression chamber and a low pressure chamber and allowing an intake port (60) for leading the refrigerant in the intake chamber to the compression chamber to be formed therein, and an intake valve (70) opening and closing the intake port (60), wherein the shape of the tip part of the intake valve (70) is formed to correspond to the shape of the intake port (60), the intake port (60) is formed in a noncircular shape, a part of the opening edge of the intake port (60) is projected to the inside of the intake port (60), and tangential lines (m) drawn from the projected parts (90, 91, 92, 93) are crossed with the opening edge of the intake port (60) at at least two positions.

Inventors:

UNE KATSUTAKA (JP)
KUROSAWA JUETSU (JP)

Application Number:

PCT/JP2001/003926

Publication Date:

December 27, 2001

Filing Date:

May 11, 2001

Export Citation:

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Assignee:

ZEXEL VALEO CLIMATE CONTR CORP (JP)
UNE KATSUTAKA (JP)
KUROSAWA JUETSU (JP)

International Classes:

F04B27/08; F04B27/10; F04B39/10; (IPC1-7): F04B39/10

Foreign References:

JPS62131985A	1987-06-15
JP2000054961A	2000-02-22

Other References: