Chair for stair elevating lift

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Description

FIG. 1 is a plan view of the chair for stair elevating lift of this Design;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is a view showing how the article is used.

The broken line showing of a base, rail and stairs is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for chair for stair elevating lift, as shown and described.

Referenced Cited
U.S. Patent Documents
4043427 August 23, 1977 Ackerman
4613151 September 23, 1986 Kielczewski
4614246 September 30, 1986 Masse et al.
5035467 July 30, 1991 Axelson et al.
5230405 July 27, 1993 Bartelt
D357653 April 25, 1995 Kruse
D365907 January 2, 1996 Mishler
5533594 July 9, 1996 Tremblay et al.
5697465 December 16, 1997 Kruse
6176335 January 23, 2001 Schaffner et al.
D440728 April 17, 2001 Schlangen
D444421 July 3, 2001 Cheng
6332512 December 25, 2001 Muranaka
D454814 March 26, 2002 Ou
6360833 March 26, 2002 Valencia
6378659 April 30, 2002 Krumbeck
6435308 August 20, 2002 Grass
D468669 January 14, 2003 Hopely, Jr.
6533523 March 18, 2003 Zamotin
Patent History
Patent number: D489859
Type: Grant
Filed: Jun 18, 2002
Date of Patent: May 11, 2004
Assignee: Kumalift Engineering Laboratory Co., Ltd. (Osaka)
Inventor: Keiichi Yamada (Osaka)
Primary Examiner: Cynthia E. Ramirez
Attorney, Agent or Law Firm: Wenderoth, Lind & Ponack, L.L.P.
Application Number: 29/162,467
Classifications
Current U.S. Class: Conveying, Lifting, Or Transferring Article (D34/28)
International Classification: 1205;