Stair-climbing chair

Description

FIG. 1 is a front view of a stair-climbing chair showing our new design in a closed position;

FIG. 2 is a rear view thereof;

FIG. 3 is a right side view thereof, the left side being a mirror image;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a perspective view thereof;

FIG. 7 is a front view thereof, in an opened position;

FIG. 8 is a right side view thereof, the left side being a mirror image;

FIG. 9 is a top plan view thereof;

FIG. 10 is an enlarged perspective view thereof; and,

FIG. 11 is a perspective view identical to FIG. 10, but with the chair illustrated within its environment of intended use;

The broken line showings of FIGS. 1 11 are environmental only and form no part of the claimed design.

Claims

CLAIM The ornamental design for a stair-climbing chair, as shown and described.

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Inventors:	Kawakami; Tomoko (Takatsuki, JP), Muranaka; Masaru (Takatsuki, JP), Murata; Chiaki (Toyonaka, JP)
Assignee:	Kumalift Engineering Laboratory Co., Ltd. (Osaka, JP)
Appl. No.:	D/294,155
Filed:	December 21, 2007

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Foreign Application Priority Data

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Jun 26, 2007 [JP]			2007 017011

Current U.S. Class:	D12/128; D6/360; D6/362
Current International Class:	1212
Field of Search:	;D12/128-133 ;280/62,647-650,29,200,47.38,35,250.1,259,642,658 ;296/65.03,65.04 ;135/65-67,74

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References Cited [Referenced By]

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U.S. Patent Documents

4993666	February 1991	Baymak et al.
D353497	December 1994	Bergkvist et al.
D371249	July 1996	Bowers
D422801	April 2000	Tremont et al.
6394393	May 2002	Mort
D481873	November 2003	Velten et al.
D565474	April 2008	Webster et al.
D565475	April 2008	Webster et al.

Primary Examiner: Rademaker; Charles A
Assistant Examiner: Hanson; Charles D
Attorney, Agent or Firm: The Webb Law Firm