Backrest

Details Backrest Backrest

1984-11-02

1985-12-03

Lyddane, William E.

Chairs and seats

Padded stool

Hassock type

297452, 297DIG1, 297DIG2, A47C 702

Patent

active

045562547

ABSTRACT:
A backrest comprising a moulded shell support having in medial longitudinal section a shallow S shape and in lateral section a shallow concave shape. The support is upholstered by a foam layer and a fabric cover stretched between the lateral margins to assist in delocalizing pressures on the back of a user and assist in ventilating the backrest.

REFERENCES:
patent: 2514685 (1950-07-01), Virtue
patent: 2775999 (1957-01-01), Goodeve
patent: 2808875 (1957-10-01), Bargen
patent: 3034830 (1962-05-01), Avedon
patent: 3133765 (1964-05-01), Kramer
patent: 3146028 (1964-08-01), Grosfillex
patent: 3201172 (1965-08-01), Bliss
patent: 3446531 (1969-05-01), Froelich
patent: 3720441 (1973-03-01), Corchran
patent: 4218090 (1980-08-01), Hoffacker et al.

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