Title:
PISTON RING WITH WEAR-RESISTANT COBALT COATING, AND METHOD OF PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2017145831
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To improve the life and performance of a piston ring.SOLUTION: A piston ring (20) is provided having a bottom surface (22), a top surface (24), an inner diameter surface (26) and at least one running surface (28). A wear protection coating (30) substantially entirely of cobalt is applied to the at least one running surface to protect a base material of the piston ring.SELECTED DRAWING: Figure 1
Inventors:
TOTH JAMES
MITCHELL T MARSH
MITCHELL T MARSH
Application Number:
JP2017099790A
Publication Date:
August 24, 2017
Filing Date:
May 19, 2017
Export Citation:
Assignee:
FEDERAL MOGUL LLC
International Classes:
F02F5/00; F16J9/26
Domestic Patent References:
| JP2007046163A | 2007-02-22 | |||
| JP2010506083A | 2010-02-25 | |||
| JP2008050649A | 2008-03-06 | |||
| JP2008014228A | 2008-01-24 | |||
| JPH0544841A | 1993-02-23 | |||
| JPS59127858U | 1984-08-28 | |||
| JP2003042294A | 2003-02-13 | |||
| JPS63289374A | 1988-11-25 | |||
| JP2011509386A | 2011-03-24 |
Foreign References:
| US20100304179A1 | 2010-12-02 |
Attorney, Agent or Firm:
Fukami patent office
Previous Patent: コンデンサ
Next Patent: A molding die of a propeller fan for a fan and fans provided with a propeller fan for fans, and this
Next Patent: A molding die of a propeller fan for a fan and fans provided with a propeller fan for fans, and this