Helicoidal impeller for use in jet propelled watercraft
Description
FIG. 1 is a front end view of a helicoidal impeller for use in jet propelled watercraft showing my new design;
FIG. 2 is a back view thereof;
FIG. 3 is a side elevational view thereof, the other sides being substantially identical to that shown; and,
FIG. 4 is a perspective view thereof.
Referenced Cited
Patent History
Patent number: D355252
Type: Grant
Filed: Sep 8, 1992
Date of Patent: Feb 7, 1995
Inventor: Paul H. Andersen (Napier)
Primary Examiner: Lisa P. Lichtenstein
Attorney: Henri J. A. Charmasson
Application Number: 7/940,795
Type: Grant
Filed: Sep 8, 1992
Date of Patent: Feb 7, 1995
Inventor: Paul H. Andersen (Napier)
Primary Examiner: Lisa P. Lichtenstein
Attorney: Henri J. A. Charmasson
Application Number: 7/940,795
Classifications