Toothed belt and belt reduction gear including the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9670985
APP PUB NO 20150152941A1
SERIAL NO

14617790

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A toothed belt includes: a back portion; and a plurality of helical teeth provided on an inner periphery of the back portion and disposed at a fixed pitch in a belt longitudinal direction. An angle θ between a tooth trace direction of the helical teeth and a belt lateral direction is in a range of 7 degrees to 10 degrees, both inclusive. A ratio A of a thickness tb of the back portion to a tooth height hb of the helical teeth, which is given by A=100×tb/hb, is in a range of 120% to 240%, both inclusive.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • BANDO CHEMICAL INDUSTRIES, LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakashima, Eijiro Kobe, JP 10 82
Sekiguchi, Yuji Kobe, JP 33 209

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
7.5 Year Payment $3600.00 $1800.00 $900.00 Dec 6, 2024
11.5 Year Payment $7400.00 $3700.00 $1850.00 Dec 6, 2028
Fee Large entity fee small entity fee micro entity fee
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