Vertically-adjustable rail-engaging wheels

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Description

FIG. 1 is a front perspective view of the vertically-adjustable rail-engaging wheels, showing my new design in use condition;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a front elevational view thereof; and,

FIG. 9 is a left side elevational view of the vertically-adjustable rail-engaging wheels illustrated in FIGS. 1–8 in non-use condition.

The broken lines illustrating environmental structure are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for “vertically-adjustable rail-engaging wheels”, as shown and described.

Referenced Cited
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Patent History
Patent number: D554668
Type: Grant
Filed: Feb 13, 2007
Date of Patent: Nov 6, 2007
Inventor: David E. Bush (Gary, TX)
Primary Examiner: Stella M. Reid
Assistant Examiner: Mark Goodwin
Attorney: John M. Harrison
Application Number: 29/272,617
Classifications