Stair chair

- Ferno-Washington, Inc.
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Description

FIG. 1 is a perspective view of a stair chair illustrating my new design;

FIG. 2 is a front view of the design shown in FIG. 1;

FIG. 3 is a side view of the design of FIG. 1; the opposite side being a mirror image thereof;

FIG. 4 is a top view of the design of FIG. 1;

FIG. 5 is a bottom view of the design of FIG. 1; and,

FIG. 6 is a rear view of the design of FIG. 1.

Referenced Cited
U.S. Patent Documents
3283839 November 1966 Brown et al.
4566551 January 28, 1986 Feliz
4643446 February 17, 1987 Murphy et al.
4645222 February 24, 1987 Hester
Patent History
Patent number: D409120
Type: Grant
Filed: Apr 8, 1998
Date of Patent: May 4, 1999
Assignee: Ferno-Washington, Inc. (Wilmington, OH)
Inventor: Richard Andrew Aughpin (Maineville, OH)
Primary Examiner: Kay H. Chin
Law Firm: Killworth, Gottman, Hagan & Schaeff, L.L.P.
Application Number: 0/86,233
Classifications
Current U.S. Class: Perambulator, Invalid Chair, Or Stretcher (D12/128); Wheelchair (D12/131); Wheeled Stretcher (D12/132)
International Classification: 1212;