Vane having surfaces with different material properties in a rotary pump
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United States of America Patent
Stats
-
May 19, 2020
Grant Date -
Sep 21, 2017
app pub date -
Mar 20, 2017
filing date -
Mar 21, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A delivery element for a rotary pump is proposed which is formed in one part from a metallic material, wherein the delivery element includes at least one first surface and at least one second surface which differ from each other, at least in regions, in at least one material property. A method for manufacturing a delivery element in accordance with the invention, a rotary pump including at least one delivery element in accordance with the invention, and the use of a delivery element in accordance with the invention in a rotary pump is also proposed.
First Claim
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International Classification(s)
- 2017 Application Filing Year
- F04C Class
- 571 Applications Filed
- 404 Patents Issued To-Date
- 70.76 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- F04C Class
- 0 % this patent is cited more than
- 5 Age
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 19, 2027 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 19, 2031 |
