Step ladder

- Emerson Electric Co.
Description

FIG. 1 is a front perspective view of the step ladder showing my new design, illustrating the step ladder in its erected position;

FIG. 2 is a right side elevational view of FIG. 1;

FIG. 3 is a right side elevational view of the step ladder in its collapsed or folded position;

FIG. 4 is a front elevational view of the front section of the step ladder;

FIG. 5 is a right side elevational view of FIG. 4, the opposite side being a mirror image thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a rear elevational view of the rear section of the step ladder;

FIG. 10 is a right side elevational view of FIG. 10, the opposite side being a mirror image thereof;

FIG. 11 is a front elevational view thereof;

FIG. 12 is a top plan view thereof;

FIG. 13 is a bottom plan view thereof;

FIG. 14 is a front elevational view of the step ladder shown in FIG. 2;

FIG. 15 is a rear elevational view of the step ladder shown in FIG. 2;

FIG. 16 is a top plan view thereof; and

FIG. 17 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
4023647 May 17, 1977 Confer
Patent History
Patent number: D300365
Type: Grant
Filed: Apr 14, 1986
Date of Patent: Mar 21, 1989
Assignee: Emerson Electric Co. (St. Louis, MO)
Inventors: Claude R. Wallick, Jr. (Jefferson County, KY), Thomas J. Schmitt (Jefferson County, KY)
Primary Examiner: A. Hugo Word
Law Firm: Polster, Polster and Lucchesi
Application Number: 6/851,683
Classifications
Current U.S. Class: Ladder (D25/64)