Friction piece, mechanical system comprising such a friction piece and method of implementation

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11236861
APP PUB NO 20200080686A1
SERIAL NO

16467636

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention concerns a friction piece (10) suitable for operating in a lubricated medium at a temperature higher than 200° C. The piece (10) comprises a metal surface (12) and an external coating (14) composed of tungsten carbide doped with nitrogen WC(N) with an atomic ratio of nitrogen between 5 and 12%. The invention also relates to a mechanical system (1) comprising such a piece (10). The invention also relates to a method for implementing such a piece (10).

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
H E F42160 ANDREZIEUX-BOUTHEON

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Heau, Christophe Saint Etienne, FR 21 102
Maurin-Perrier, Philippe Saint Marcellin en Forez, FR 21 59

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Aug 1, 2025
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 1, 2029
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 1, 2033
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00