Aerodynamic wing attachment for windshield wiper arm

Description

FIG. 1 is a top, rear perspective view of an aerodynamic wing attachment for windshield wiper arm showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a right side elevation view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D268020 February 22, 1983 Duvoux
D287709 January 13, 1987 Mower et al.
D296317 June 21, 1988 Mower et al.
D308845 June 26, 1990 Charet et al.
3350738 November 1967 Anderson
3685086 August 1972 Frohlich
3967340 July 6, 1976 Cmolik
4590638 May 27, 1986 Beneteau
4741071 May 3, 1988 Bauer et al.
4766636 August 30, 1988 Shinpo
4782547 November 8, 1988 Mohnach
Foreign Patent Documents
2106775 April 1983 GBX
Patent History
Patent number: D323637
Type: Grant
Filed: Jul 11, 1989
Date of Patent: Feb 4, 1992
Inventor: Stephen G. Dipple (Waterdown, Ontario)
Primary Examiner: James M. Gandy
Law Firm: Rogers & Scott
Application Number: 7/378,511
Classifications
Current U.S. Class: D12/155