Leaf spring

Description

FIG. 1 is a perspective view of the leaf spring showing my new design;

FIG. 2 is a right side elevational view thereof, the left side being substantially a mirror image thereto;

FIG. 3 is a front end elevational view of the leaf spring as shown in FIG. 2, the rear end being substantially a mirror image thereto;

FIG. 4 is a bottom plan view of the leaf spring as shown in FIG. 2; and,

FIG. 5 is a top plan view of the leaf spring as shown in FIG. 2.

Referenced Cited
U.S. Patent Documents
252326 January 1882 Pennoyer
261937 August 1882 Maxson
326472 September 1885 Armstrong
1250332 December 1917 McCloud
3945625 March 23, 1976 Duchemin
4519591 May 28, 1985 Bush et al.
4556204 December 3, 1985 Pflederer
4560525 December 24, 1985 Ryan
4565356 January 21, 1986 Nickel
4753835 June 28, 1988 Misumi et al.
4969633 November 13, 1990 Ryan
Other references
  • Weesner, "Mono-Leaf", Street Rodder, vol. 20, No. 4, Anaheim, CA (Apr. 1991), pp. 116-120. Street Rodder Magazine, Anaheim, CA, Apr. 1991, p. 11 (entire page), p. 16 (upper left figure), p. 113 (entire page). Flex-A-Form brochures, undated, place of publication unknown, various figures.
Patent History
Patent number: D338440
Type: Grant
Filed: Jan 28, 1992
Date of Patent: Aug 17, 1993
Assignee: Rafferty's Inc. (Beaumont, TX)
Inventor: Andrew J. Rafferty (Beaumont, TX)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Melody Brown
Attorney: Guy V. Manning
Application Number: 7/827,820
Classifications
Current U.S. Class: Chassis Element (33) (D12/159)