Portable loading ramp

- Metko, Inc.
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Description

FIG. 1 is a front perspective view of a portable loading ramp showing our new design.

FIG. 2 is a front elevation view thereof, in a folded condition;

FIG. 3 is a right side elevation view of FIG. 2;

FIG. 4 is a rear elevation view thereof, in folded condition;

FIG. 5 is a left side elevation view of FIG. 2;

FIG. 6 is a top plan view of FIG. 2;

FIG. 7 is a bottom plan view of FIG. 2;

FIG. 8 is a front elevation view thereof, in unfolded condition;

FIG. 9 is a rear elevation view of FIG. 8;

FIG. 10 is a left side elevation view of FIG. 8;

FIG. 11 is a right side elevation view of FIG. 8;

FIG. 12 is a top plan view of FIG. 8; and

FIG. 13 is a bottom plan view of FIG. 8.

Referenced Cited
U.S. Patent Documents
D246449 November 22, 1977 Poe
3352440 November 1967 Wilson
3517791 June 1970 Miles
3613920 October 1971 Flamm
4478549 October 23, 1984 Stelly et al.
Patent History
Patent number: D297064
Type: Grant
Filed: Jan 8, 1985
Date of Patent: Aug 2, 1988
Assignee: Metko, Inc. (New Holstein, WI)
Inventors: Charles W. Ball (Dermott, AR), Jean Curtis-Ball (Dermott, AR)
Primary Examiner: James M. Gandy
Assistant Examiner: Kay H. Chin
Attorney: Nicholas A. Kees
Application Number: 6/689,767
Classifications
Current U.S. Class: Ramp (D34/32)