Cushion

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Description

FIG. 1 is a view from the front and one side;

FIG. 2 is a view from the other side;

FIG. 3 is a front view;

FIG. 4 is a plan view;

FIG. 5 is a rear view; and,

FIG. 6 is an underneath view.

Referenced Cited
U.S. Patent Documents
D375863 November 26, 1996 Bigolin
3253861 May 1966 Howard
3393012 July 1968 Chancellor, Jr.
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3503649 March 1970 Johnson
3663973 May 1972 Spence
3689948 September 1972 Graves et al.
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4312087 January 26, 1982 De Geus
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4835801 June 6, 1989 Walpin et al.
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Foreign Patent Documents
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Other references
  • Zero Gravity Medical; The Z-Flow Floam-Filled Cushion; Date Unknown; Product Flyer. Medical Products; Varilite Pro-Form Seating System; 1993; Product Flyer. Vision Wheelchair Seating Systems, Inc.; The VIP Cushion; Date Unknown; Product Flyer. Special Health Systems; The Ulti-Mate Pressure-Relief Cushion; Date Unknown; Product Flyer. Special Health Systems; Comfort Mate; Date Unknown; Product Flyer. Avanti Personal Seat III & IV; Date Unknown; Product Brochure. Avanti Essential, SDC & Contour Plus Cushions; Aug. 1995; Product Brochure. Zero Gravity; The Cloud Fluid-Filled Cushion Featuring Floam 1995; Product Brochure.
Patent History
Patent number: D386036
Type: Grant
Filed: Oct 2, 1996
Date of Patent: Nov 11, 1997
Assignee: Medical Support Systems Limited
Inventor: Colin A. Laidlaw (Carmarthen)
Primary Examiner: Janice E. Seeger
Law Firm: King and Schickli
Application Number: 0/60,625
Classifications
Current U.S. Class: D/6601
International Classification: 0609;