Posture chair back

Details Posture chair back Posture chair back

1980-05-22

1982-05-25

Troutman, Doris L.

Chairs and seats

Padded stool

Hassock type

A47C 702

Patent

active

043313612

ABSTRACT:
A chair having a seat and a seat back with said seat back having spaced-apart upright members to accommodate the back of a chair occupant in which spaced springy support means are provided in selected regions against which the chair occupant contacts to urge the rib cage and chest outwardly and urge the lumbar vertebral arch rearward, to induce minimal stress in the seated spine by reducing its curvatures.

REFERENCES:
patent: 1917264 (1933-07-01), Kellogg
patent: 2855986 (1958-10-01), Engelen, Sr.
patent: 3145054 (1964-08-01), Sopko, Jr.
patent: 3361471 (1968-02-01), Radford
patent: 3545808 (1970-12-01), Gescheidle
patent: 3606464 (1971-09-01), Arbuthnot
patent: 3990742 (1976-11-01), Glass et al.
patent: 4189182 (1980-02-01), Rhoe

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