Impeller

Description

FIG. 1 is a perspective view of the impeller showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a side elevational view thereof, the other sides being identical to that shown; and,

FIG. 4 is a top plan view thereof;

Referenced Cited
U.S. Patent Documents
3526467 September 1970 Kime
3608976 September 1971 Zugelder
Other references
  • NovAseptic Equipment AB Sales Brochure.
Patent History
Patent number: D366935
Type: Grant
Filed: Dec 12, 1994
Date of Patent: Feb 6, 1996
Assignee: Novaseptic Equipment Aktiebolag (Nodinge)
Inventors: Nils Arthun (Ockero), Sten Johansson (Hisings Karra), Hakan Samuelsson (Onsala)
Primary Examiner: Lisa P. Lichtenstein
Law Firm: Dvorak and Traub
Application Number: 0/31,994