Wheelchair lift

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Description

FIG. 1 is a perspective view of the wheelchair lift showing my new design in the retracted position;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view of the wheelchair lift of FIG. 1 in the extended position;

FIG. 9 is a top plan view of FIG. 8;

FIG. 10 is a left side elevational view of FIG. 8;

FIG. 11 is a right side elevational view of FIG. 8;

FIG. 12 is a front elevational view of FIG. 8;

FIG. 13 is a rear elevational view of FIG. 8;

FIG. 14 is a bottom plan view of FIG. 8; and,

FIG. 15 is an exploded perspective view of the wheelchair lift of FIG. 8.

Claims

The ornamental design for a wheelchair lift, as shown and described.

Referenced Cited
U.S. Patent Documents
RE31178 March 15, 1983 Deacon
3913759 October 1975 Deacon
4121695 October 24, 1978 Carpenter
4281744 August 4, 1981 Koerber
4476959 October 16, 1984 Tortellier
4534450 August 13, 1985 Savaria
4551060 November 5, 1985 Quercy
4759684 July 26, 1988 Lanzillotta et al.
5140923 August 25, 1992 Wood
5180275 January 19, 1993 Czech et al.
5228538 July 20, 1993 Tremblay
5234311 August 10, 1993 Loduha et al.
5253973 October 19, 1993 Fretwell
5308215 May 3, 1994 Saucier
5445488 August 29, 1995 Saucier et al.
5556250 September 17, 1996 Fretwell et al.
5806632 September 15, 1998 Budd et al.
5947231 September 7, 1999 Raab et al.
Other references
  • Crow River Industries, Inc.—Vangater Half a Lift is Still Better than Whole.
  • Associated Handicapable Vans—Rollx the Nation's Leader Wheelchair Conversion Vans.
  • The Braun Corporation The Perfect Fit Personal Mobility Products 1993.
  • Ricon Corporation—Uni-Lite 1994, 1998.
  • Ricon Corporation—Clearway 1996.
  • Ricon Corporation—Mirage F9B 1997.
  • Ricon Corporation—Trimway 1996.
  • Ricon Corporation—Clearway 1997.
  • Ricon Corporation—Trimway 1994.
Patent History
Patent number: D440728
Type: Grant
Filed: Jan 25, 1999
Date of Patent: Apr 17, 2001
Inventor: Phillip E. Schlangen (Minneapolis, MN)
Primary Examiner: Cynthia E Ramirez
Attorney, Agent or Law Firm: Burd, Bartz & Gutenkauf
Application Number: 29/099,578
Classifications
Current U.S. Class: Conveying, Lifting, Or Transferring Article (D34/28)
International Classification: 1205;