VALVE GUIDE STRUCTURE - HINO MOTORS LTD

Title:

VALVE GUIDE STRUCTURE

Document Type and Number:

WIPO Patent Application WO/2005/038200

Kind Code:

A1

Abstract:

A valve guide structure capable of suppressing the deterioration of a valve guide even when a radial stress is applied to the upper part of the shaft part of a valve and restricting the moving direction of the valve (1) by supporting the shaft part (2) of the valve (1) on the inner peripheral surface of the valve guide (16). A recessed part (18) extending from the upper end of the valve guide (16) downward along the shaft part (2) of the valve (1) and capable of forming a clearance between the valve guide (16) and the shaft part (2) of the valve (1) is formed in the inner peripheral surface of the valve guide (16).

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Inventors:

IHARA YOSHIKI (JP)
NITTA SHINYA (JP)

Application Number:

PCT/JP2004/011078

Publication Date:

April 28, 2005

Filing Date:

August 03, 2004

Export Citation:

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Assignee:

HINO MOTORS LTD (JP)
IHARA YOSHIKI (JP)
NITTA SHINYA (JP)

International Classes:

F01L1/18; F01L1/26; F01L3/08; F01L3/20; (IPC1-7): F01L3/08

Foreign References:

JPS56120305U	1981-09-12
JPS6032914A	1985-02-20
JPS6436505U	1989-03-06

Other References: