US Patent 7967553 Pump with cutting impeller
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Patent abstract
A pump having an axial impeller (40) with helical blades (38) for sucking liquid through an intake opening (38) formed at a bottom side of the axial impeller (40), in which the blades (38) are provided, at the bottom side of the axial impeller (40), with a first cutting edge (58) which, when the axial impeller (40) rotates, are in cutting relation with at least one second cutting edge (60) formed at the intake opening (36).
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US Patent 07967553 Pump with cutting impeller US Patent 7967553 Pump with cutting impeller
Infobox
Patent Number
0796755300
Patent Number
796755300
Edits on 25 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
079675530
Date of Patent
June 28, 2011
0Patent Application Number
117206280
Date Filed
November 11, 2005
0Patent Primary Examiner
Edits on 26 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
079675530
Date of Patent
June 28, 2011
0Patent Application Number
117206280
Date Filed
November 11, 2005
0Patent Primary Examiner
Edits on 8 Dec, 2021
Golden AI
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Infobox (+7 properties)
US Patent 07967553 Pump with cutting impeller
Infobox
Is a
Patent jurisdiction
Patent number
07967553
Date of patent
June 28, 2011
Patent application number
11720628
Date Filed
November 11, 2005
Patent primary examiner
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