Ladder rack support

- Knaack Manufacturing Co.

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Description

FIG. 1 is a front elevational view of a ladder rack support, showing our new design;

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

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D309126 July 10, 1990 Carr
4341332 July 27, 1982 Konalski et al.
4618083 October 21, 1986 Weger
4995538 February 26, 1991 Marengo
5009350 April 23, 1991 Schill et al.
Other references
  • Weather Guard brochure, "Storage Equipment for Pickups and Flatbed Trucks," Knaack Mfg. Co., Part No. 78-1013, Rev. Mar. 1991, 20-24 (1990). Weger et al., Ser. No. 850,790, Nov. 1988. Weather Guard brochure, "Van Equipment," Knaack Mfg. Co., Part No. 78-1014, Rev. Dec. 1991, 32-35 (1991). HIG's Welding & Machining Lab advertisement, "HIG's Heavy Duty Truck Racks" (1989). Adrian Steel brochure (1992). Hag Truck & Van Roof Rack advertisements, Sears Catalog (1992).
Patent History
Patent number: D353574
Type: Grant
Filed: Jul 30, 1992
Date of Patent: Dec 20, 1994
Assignee: Knaack Manufacturing Co. (Crystal Lake, IL)
Inventors: Kenneth F. Weger, Jr. (Cary, IL), Freddie C. Webb (Wauconda, IL)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Law Firm: Leydig, Voit & Mayer, Ltd.
Application Number: 7/922,322
Classifications
Current U.S. Class: Bracket Or Support (41) (D12/223)