Ball flight on golf club head

Description

FIG. 1 is an elevational view of a ball flight progression on a golf club head, the head shown in broken lines to show environment;

FIG. 2 is an enlarged section on lines 2--2 of FIG. 1;

FIG. 3 is an end view on lines 3--3 of FIG. 1;

FIG. 4 is a rear view on lines 4--4 of FIG. 3;

FIG. 5 is an end view on lines 5--5 of FIG. 1;

FIGS. 6 and 7 are like FIG. 1, and show modified forms of the ball flight progression;

FIGS. 7 and 8 are sections on line 8--8 of FIG. 6 and 9--9 of FIG. 7.

Referenced Cited
U.S. Patent Documents
4000902 January 4, 1977 Perkins
4231576 November 4, 1980 Perkins
4456257 June 26, 1984 Perkins
Foreign Patent Documents
1055543 CAX
Other references
  • Par Golf 1968 Golf Supplies, p. 5, top, right, Crest golf iron.
Patent History
Patent number: D294617
Type: Grant
Filed: Jun 3, 1985
Date of Patent: Mar 8, 1988
Inventor: Sonnie J. Perkins (Bellevue, WA)
Primary Examiner: Melvin B. Feifer
Attorney: William W. Haefliger
Application Number: 6/740,736
Classifications
Current U.S. Class: D21/220