Centrifugal pump, a shaft therefor and a sleeve for coupling the shaft of a centrifugal pump to a shaft of a drive motor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9664199
SERIAL NO

14160719

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to a centrifugal pump, especially to a close coupled centrifugal pump. The centrifugal pump (10) comprises a shaft (18) coupled with the shaft (20) of the electric drive motor by means of a separate threaded coupling sleeve (24). The threaded coupling sleeve (24) is coupled with the shaft (20) of the drive motor by means of a key (34) and an adjusting nut (26).

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SULZER MANAGEMENT AGNEUWIESENSTRASSE 15 WINTERTHUR 8401

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ripattila, Janne Kouvola, FI 4 6

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 Nov 30, 2024
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 30, 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