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Publication numberUSD246449 S
Publication typeGrant
Application numberUS 05/660,419
Publication dateNov 22, 1977
Filing dateFeb 23, 1976
Publication number05660419, 660419, US D246449 S, US D246449S, US-S-D246449, USD246449 S, USD246449S
InventorsAlice M. Poe
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Portable ramp for wheelchairs
US D246449 S
Abstract  available in
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  1. The ornamental design for a portable ramp for wheelchairs, as shown and described.

FIG. 1 is a perspective view of a portable ramp for wheelchairs showing my new design in a folded condition;

FIG. 2 is a top plan view thereof in open condition;

FIG. 3 is a bottom perspective view thereof in open condition;

FIG. 4 is a top perspective view thereof in operative condition; and

FIG. 5 is a perspective view thereof in folded condition and attached to the rear of a wheelchair.

The broken lines in FIGS. 4 and 5 of the drawing are for illustrative purposes only.

Non-Patent Citations
1Handi-Ramp Inc., Flyer, Rec'd, 4-1-64, P2, Ramp, top right side of page.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6269508 *Sep 15, 1999Aug 7, 2001Lloyd F. YounceApparatus for allowing wheeled negotiation of an obstacle
US6430769 *Oct 27, 2000Aug 13, 2002Richard D. AllenWheelchair ramp with keyway joint
US7043789 *Apr 28, 2004May 16, 2006Enable AccessFoldable ramp and method for its manufacture
US7526826 *Sep 6, 2006May 5, 2009Homecare Products, Inc.Folding ramp
US7661171 *Jan 15, 2008Feb 16, 2010Central Purchasing LlcRamp with vehicle attachment
US9663014 *Jan 29, 2016May 30, 2017AISIN Technical Center of America, Inc.Removable running board and loading ramp with rotating width adjustment
US20050241083 *Apr 28, 2004Nov 3, 2005Enable AccessFoldable ramp and method for its manufacture
US20060088396 *Oct 21, 2004Apr 27, 2006Thom Ray AADA compliant element
US20070234491 *Sep 6, 2006Oct 11, 2007Homecare Products, Inc.Folding ramp
US20090178214 *Jan 15, 2008Jul 16, 2009Central Purchasing, LlcRamp With Vehicle Attachment
U.S. ClassificationD34/32, D12/133