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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.
Patent | Priority | Assignee | Title |
6269508, | Sep 15 1999 | Apparatus for allowing wheeled negotiation of an obstacle | |
6430769, | Oct 27 2000 | PRAIRIE VIEW INDUSTRIES, INC , A NEBRASKA CORPORATION | Wheelchair ramp with keyway joint |
7043789, | Apr 28 2004 | MORRISH, PETER GEOFFREY ALAN; MORRISH, PRISCILLA DOROTHY; MORRISH, MARK PETER; MORRISH, KENNETH GEORGE; MORRISH, GERALD DAVID | Foldable ramp and method for its manufacture |
7526826, | Apr 06 2006 | Homecare Products, Inc. | Folding ramp |
7661171, | Jan 15 2008 | HARBOR FREIGHT TOOLS USA, INC | Ramp with vehicle attachment |
9663014, | Jan 29 2016 | AISIN TECHNICAL CENTER OF AMERICA, INC. | Removable running board and loading ramp with rotating width adjustment |
D291619, | Jul 25 1985 | Three wheeler ramp | |
D297064, | Jan 08 1985 | Metko, Inc. | Portable loading ramp |
D299776, | Oct 14 1986 | Portable ramp | |
D331128, | Aug 15 1990 | Loading/unloading attachment for pickup trucks | |
D347096, | Jun 18 1993 | Hinged dock plate for loading/unloading trucks | |
D494336, | Aug 04 2003 | INVACARE AUSTRALIA PTY LTD | Foldup wheel chair ramp with guide rails |
D494726, | Feb 04 2003 | INVACARE AUSTRALIA PTY LTD | Foldup wheel chair ramp |
D521710, | Jan 26 2004 | Portable ramp | |
D599062, | Jun 29 2007 | Vermont Juvenile Furniture Mfg., Inc. | Pet ramp |
D602673, | Oct 01 2008 | Prairie View Industries, Inc. | Wheelchair ramp base |
D647273, | Sep 15 2010 | Portable wheel ramp | |
ER4449, | |||
ER4555, |
Patent | Priority | Assignee | Title |
3517791, | |||
3756440, |
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