Chairs and seats – Bottom or back – Contoured back
Patent
1994-08-08
1996-04-02
Nelson, Jr., Milton
Chairs and seats
Bottom or back
Contoured back
2974402, A47C 720
Patent
active
055034594
ABSTRACT:
There is provided a wheelchair back support adapted to specifically meet the requirements of a kyphotic patient. The support comprises an outer shell formed of a firm, pliable fabric. An inner foam padding is inserted within the outer shell. Two, longitudinally extending, resilient spaced-apart ribs are positioned at predetermined distances within the outer shell. The back is top stitched along its outer perimeter at a predetermined distance from the edge thereof to thereby achieve the specified shape.
REFERENCES:
patent: 2582115 (1952-01-01), Goodeve
patent: 3197255 (1965-07-01), Caudill
patent: 3205010 (1965-09-01), Schick
patent: 4347840 (1982-09-01), Adams
patent: 4732426 (1988-03-01), Brudermann et al
patent: 4752982 (1988-06-01), Jones et al.
patent: 4835801 (1989-06-01), Walpin et al.
Gernstein Terry M.
Jr. Milton Nelson
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