Adjusting apparatus for improving anti-cavitation effect of water pump and control method thereof

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12129870
APP PUB NO 20240337274A1
SERIAL NO

18432510

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention discloses an adjusting apparatus for improving an anti-cavitation effect of a water pump. The adjusting apparatus comprises a centrifugal impeller (10), a volute (20), an adjusting device (30), a jet device (40), a pressure and/or flow monitoring device, and a controller. The centrifugal impeller comprises a rear side labyrinth seal (15) and a front side labyrinth seal (16), and the volute comprises a first sealing portion (21), a first pressure adjusting cavity (22), a second sealing portion (23) and a second pressure adjusting cavity (24), where the position of the first sealing portion is provided with the first pressure adjusting cavity, the position of the second sealing portion is provided with the second pressure adjusting cavity, the second pressure adjusting cavity is in communication with the first pressure adjusting cavity through the first pipeline.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • TAIZHOU VOCATIONAL COLLEGE OF SCIENCE & TECHNOLOGY; WENLING FLUID MACHINERY TECHNOLOGY INSTITUTE OF JIANGSU UNIVERSITY

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jie, Xiao Taizhou, CN 3 0
Luo, Yin Taizhou, CN 5 50
Shen, Zhenhua Taizhou, CN 16 114
Wang, Chao Taizhou, CN 988 3094
Weng, Lijie Taizhou, CN 1 0
Zhang, Jinfeng Taizhou, CN 63 186
Zhu, Nianen Taizhou, 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 Apr 29, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 29, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 29, 2036
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