Granular material self-unloading wagon

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Description

FIG. 1 is an elevational view of one side of a granular material self-unloading wagon showing my new design;

FIG. 2 is a top plan view thereof as seen along the line 2--2 in FIG. 1;

FIG. 3 is a front elevational view thereof, as taken along the line 3--3 in FIG. 2;

FIG. 4 is an elevational view of the other side thereof as taken along line 4--4 in FIG. 3;

FIG. 5 is a rear elevational view thereof as taken along the line 5--5 in FIG. 4; and

FIG. 6 is a view similar to FIG. 1, and showing the boom element thereof in its transport position.

Referenced Cited
U.S. Patent Documents
D217275 April 1970 Malcolm et al.
D249520 September 19, 1978 Van Mill
D294583 March 8, 1988 Blumer et al.
3994512 November 30, 1976 Parker et al.
3997215 December 14, 1976 Parker et al.
4415303 November 15, 1983 Westendorf et al.
4646942 March 3, 1987 Kuhns
Foreign Patent Documents
0146382 May 1952 AUX
Other references
  • Copy of a brochure--Brent Grain Carts, (4 pp.), by Brent Industries, Inc., (1981). Copy of a 2-page brochure--Brent Industries, Inc.--(1982)--Brent--The New 410 Grain Cart. Copy of a 2-page brochure--by Brent Industries, Inc. entitled Brent Carts the profit line, no date. Copy of a 2-page brochure--by Parham Industries, Inc.--People are Created Equal, Grain Carts are Not!, no date.
Patent History
Patent number: D306864
Type: Grant
Filed: Sep 28, 1987
Date of Patent: Mar 27, 1990
Assignee: Unverferth Manufacturing Co., Inc. (Kalida, OH)
Inventor: Michael D. Van Mill (Shell Rock, IA)
Primary Examiner: Charles A. Rademaker
Assistant Examiner: Sandra Morris
Law Firm: Henderson & Sturm
Application Number: 7/101,549
Classifications
Current U.S. Class: Trailing Implement (includes Lawn Sweeper) (D15/27)