Propeller for agitating liquids

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Description

FIG. 1 is a perspective view of a new propeller for agitating liquids in accordance with the present invention;

FIG. 2 is a front elevational view of the propeller of FIG. 1;

FIG. 3 is a right side view of the propeller of FIG. 1;

FIG. 4 is a top plan view of the propeller of FIG. 1;

FIG. 5 is a rear view of the propeller of FIG. 1;

FIG. 6 is a left side view of the propeller of FIG. 1; and,

FIG. 7 is a bottom view of the propeller of FIG. 1.

Referenced Cited
U.S. Patent Documents
D291911 September 15, 1987 Fries
D341608 November 23, 1993 Fries
2578805 December 1951 Johnson
5152606 October 6, 1992 Borraccia et al.
Patent History
Patent number: D431627
Type: Grant
Filed: Oct 26, 1999
Date of Patent: Oct 3, 2000
Assignee: EMU Unterwasserpumpen GmbH (Hof)
Inventors: Helmut Etschel (Hof), Helmut Sporl (Naila)
Primary Examiner: Robin V. Taylor
Law Firm: Schweitzer Cornman Gross & Bondell LLP
Application Number: 0/112,923
Classifications
Current U.S. Class: Fluid Handling Or Treatment Equipment (D23/200); Propeller (D12/214); Treatment (D23/207)
International Classification: 2301;