Step ladder wheel attachment

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Description

FIG. 1 is a perspective view of a step ladder wheel attachment embodying my new design, in place on a ladder represented in the dotted line;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a front elevational view thereof; and,

FIG. 8 is a bottom plan view thereof.

The dotted line representation is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for a step ladder wheel attachment, as shown and described.

Referenced Cited
U.S. Patent Documents
D274945 July 31, 1984 Fitch
4485893 December 4, 1984 Fontan
D431081 September 19, 2000 Johansson et al.
Patent History
Patent number: D471288
Type: Grant
Filed: May 21, 2002
Date of Patent: Mar 4, 2003
Assignee: American Innovations, Inc. (Long Lake, MN)
Inventor: Frederick G. Feik (Maple Plain, MN)
Primary Examiner: Doris Clark
Attorney, Agent or Law Firm: Westman, Champlin & Kelly, P.A.
Application Number: 29/161,081
Classifications
Current U.S. Class: Element Of Attachment (13) (D25/68)
International Classification: 2504;