Aluminum composite double wall bat

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Description

FIG. 1 is a perspective view of the aluminum composite double wall bat showing the design of our invention;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof; and,

FIG. 4 is a top plan view thereof.

The rear view, left side view and right side view are mirror images of the front view.

Referenced Cited
U.S. Patent Documents
400354 March 1889 Morris
3377066 April 1968 Trowbridge
3392976 July 1968 Hayes
3469839 September 1969 Pietronuto et al.
3479030 November 1969 Merola
3729196 April 1973 Heald, Jr.
4090709 May 23, 1978 Fujii
5421572 June 6, 1995 MacKay, Jr.
5490669 February 13, 1996 Smart
5620179 April 15, 1997 MacKay, Jr.
5624115 April 29, 1997 Baum
Other references
  • Schaper-Cosom sporting goods; p. 8, Bats, 1986.
Patent History
Patent number: D398680
Type: Grant
Filed: Feb 13, 1997
Date of Patent: Sep 22, 1998
Inventors: Thomas J. Kennedy (Wilbraham, MA), Brian P. Feeney (Enfield, CT)
Primary Examiner: Sandra L. Morris
Assistant Examiner: Mitchell I. Siegel
Application Number: 0/66,539
Classifications
Current U.S. Class: D21/211
International Classification: 2102;