Underwater pool cleaning apparatus
Description
FIG. 1 is a perspective view of an underwater pool cleaning apparatus showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view, the right side being identical in appearance thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof; and,
FIG. 6 is a bottom plan view thereof.
The broken line showing of a suction base is for illustrative purposes only and forms no part of the claimed design.
Referenced Cited
U.S. Patent Documents
3422478 | January 1969 | Osborne |
3430277 | March 1969 | Ortega |
4434050 | February 28, 1984 | Selsted |
Patent History
Patent number: D304505
Type: Grant
Filed: Oct 2, 1986
Date of Patent: Nov 7, 1989
Assignee: Aquanaut, Inc. (Corte Madera, CA)
Inventors: Robert W. Maier (Kentfield, CA), Charles J. Patterson (Orinda, CA), Deiter Rief (Rohnert Park, CA), John Gard (Mountain View, CA), Herman E. Frentzel (Kentfield, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lavone D. Tabor
Law Firm: Limbach, Limbach & Sutton
Application Number: 6/914,749
Type: Grant
Filed: Oct 2, 1986
Date of Patent: Nov 7, 1989
Assignee: Aquanaut, Inc. (Corte Madera, CA)
Inventors: Robert W. Maier (Kentfield, CA), Charles J. Patterson (Orinda, CA), Deiter Rief (Rohnert Park, CA), John Gard (Mountain View, CA), Herman E. Frentzel (Kentfield, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lavone D. Tabor
Law Firm: Limbach, Limbach & Sutton
Application Number: 6/914,749
Classifications
Current U.S. Class:
Washing, Cleaning, Or Drying Machine (D32/1);
Circular Canister In Plan (D32/23)