Three-phase power supply and collection device for maglev train

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11897345
APP PUB NO 20210129707A1
SERIAL NO

17255777

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention provides a three-phase power supply and collection device for a maglev train. A cross beam is arranged at the middle part of the bogie of the maglev train, and the lower surface of the cross beam is provided with three sets of longitudinal bearing seats, and three insulating bushes, three collector shoes and three power supply rails corresponding to the longitudinal bearing seats; the two ends of the horizontal part of each insulating bush is a rotating shaft structure, and the vertical part of the insulating bush is a hollow tubular structure; the upper part of each collector shoe is the shoe handle, the lower part is the shoe body, and the bottom of the shoe body is in a concave semicircular shape; the top surface of each power supply rail is in a convex semicircular shape.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SOUTHWEST JIAOTONG UNIVERSITY610031 NO TWO SECTION 111 RING ROAD CHENGDU SICHUAN CHINA CHENGDU CITY SICHUAN PROVINCE 610031

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Qunzhan Chengdu, CN 5 4
Wu, Jiqin Chengdu, CN 1 0

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 13, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 13, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 13, 2035
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