Loading ramp

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Description

FIG. 1 is a top perspective view of a loading ramp showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a side view thereof, the opposite side being identical thereto;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a bottom perspective view thereof.

Referenced Cited
U.S. Patent Documents
4161795 July 24, 1979 Quest
4601632 July 22, 1986 Agee
4759682 July 26, 1988 Hood
Patent History
Patent number: D311798
Type: Grant
Filed: Dec 9, 1987
Date of Patent: Oct 30, 1990
Assignee: Stinson Manufacturing Co., Inc. (Spokane, WA)
Inventors: Steven L. Boots (Spokane, WA), Oscar H. Williams, Jr. (Newport, WA), Barry S. Wallwork (Spokane, WA)
Primary Examiner: Kay H. Chin
Law Firm: Wells, St. John & Roberts
Application Number: 7/130,672
Classifications
Current U.S. Class: Ramp (D34/32)