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Patent Searching and Data


Title:
CYLINDER LINER AND CYLINDER BLOCK WITH THE SAME
Document Type and Number:
Japanese Patent JP2012215140
Kind Code:
A
Abstract:

To provide a cylinder liner reducible in residual distortion when cast-covered with a cylinder block body formed of magnesium.

The cylinder liner 10 assuming a cylindrical shape with a plurality of circumferentially continuous annular grooves 11 provided on the outer peripheral surface S at a predetermined pitch in an axial direction is cast-covered with the cylinder block body 31 formed of a magnesium-based material. Surface roughness (Rz) in at least each groove 11 of the outer peripheral surface S of the cylinder liner 10 is 20 μm or smaller, and the inclination angle θ of a sidewall W of each groove 11 with respect to the outer peripheral surface S is 45°-90°.


Inventors:
Tajima, Megumi
Tanizawa, Motoharu
Okamoto, Yuki
Application Number:
JP2011000081494
Publication Date:
November 08, 2012
Filing Date:
April 01, 2011
Export Citation:
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Assignee:
TOYOTA INDUSTRIES CORP
International Classes:
F02F1/00; F02F1/18; F16J10/00; F16J10/04
Domestic Patent References:
JP2003260559A2003-09-16
JP2001334357A2001-12-04
JPS5913649U1984-01-27
JP2003033859A2003-02-04
JP2002178132A2002-06-25
JP2001234806A2001-08-31
Attorney, Agent or Firm:
特許業務法人岡田国際特許事務所