CVT ring member and method for manufacturing the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10948046
APP PUB NO 20160312854A1
SERIAL NO

15103526

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Provided is a CVT ring member having a nitrided layer on a surface thereof. The CVT ring member includes a chemical composition containing, by mass, C: 0.43 to 0.70%, Si: 2.50% or less, Mn: 1.00% or less, Cr: 1.50 to 4.00%, Mo: 0.50 to 3.00% and V: 1.00% or less while satisfying a relation of Formula 1: 159×C(%)+91×Si(%)+68×Cr(%)+198×Mo (%)+646≥1,000, and the balance being Fe and unavoidable impurities. The ring member has a tensile strength of 1,700 MPa or more. The nitrided layer has a surface hardness of HV800 to HV950.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • AICHI STEEL CORPORATION; TOYOTA JIDOSHA KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ito, Yukio Aichi, JP 143 1680
Nishida, Koji Aichi, JP 112 1662
Udagawa, Takeshi Aichi, JP 7 51

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 Sep 16, 2024
7.5 Year Payment $3600.00 $1800.00 $900.00 Sep 16, 2028
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 16, 2032
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