Watercraft stabilizing flotation structure

Description

FIG. 1 is a perspective view of watercraft stabilizing flotation structure showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view; and

FIG. 6 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
3648641 March 1972 Normand, Jr.
4694770 September 22, 1987 Kitner et al.
Foreign Patent Documents
2474991 August 1981 FRX
207287 September 1986 JPX
2113156 August 1983 GBX
8705273 September 1987 WOX
Patent History
Patent number: D308042
Type: Grant
Filed: Feb 17, 1987
Date of Patent: May 22, 1990
Inventors: William M. Kitner (Rolling Hills Estates, CA), Thomas J. Calamia (El Monte, CA), James R. Keahey (Buena Park, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Attorney: Albert O. Cota
Application Number: 7/15,722