Contour fitting cushion insert

Details Contour fitting cushion insert Contour fitting cushion insert

2011-05-24

2011-05-24

Dunn, David (Department: 3636)

Chairs and seats

Bottom or back

Contoured bottom

C297S452220, C297S452230, C297S452260, C005S653000, C005S654000, C005S655300

Reexamination Certificate

active

07946654

ABSTRACT:
An air insert is designed for a proper fit into a cushion pelvic loading area that has sloped walls for positioning and properly supporting the human pelvis. The air insert may be segmented, or pre-contoured by the manufacturer, so as to be designed for a proper fit into the PLA. The seat cushion and the insert will provide comfort and support to the users.

REFERENCES:
patent: 4730610 (1988-03-01), Graebe
patent: 5839140 (1998-11-01), Wilkerson
patent: 6241320 (2001-06-01), Chew et al.
patent: 6256819 (2001-07-01), Maier et al.
patent: 6502263 (2003-01-01), Rowley et al.
patent: 6901617 (2005-06-01), Sprouse, II
patent: 7350251 (2008-04-01), Fraser et al.
Roho Group, Harmony Cushion sales brochure, copyright 2006 Roho, Inc. Belleville, IL.
Roho Group, nexus Spirit Cushion sales brochure, copyright 2006 Roho, Inc. Belleville, IL.

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