Chairs and seats – Bottom or back with means to alter contour – Providing support for lower back region
Patent
1991-03-13
1993-06-08
Dorner, Kenneth J.
Chairs and seats
Bottom or back with means to alter contour
Providing support for lower back region
2972844, 745015R, 74502, 74503, 192 4891, 192 96, A47C 300
Patent
active
052172783
ABSTRACT:
A lumbar support mechanism for inclusion within a seat back includes a fixed frame, a movable frame which is adjustably mounted to the fixed frame, and an outwardly bowed arcuate resilient lumbar support member which is adjustably mounted to the movable frame. A control box is provided for adjusting the lumbar support member in either a horizontal or vertical direction and a pair of cables interconnect the support mechanism with the control box.
REFERENCES:
patent: 2371130 (1945-03-01), Cushman
patent: 2756809 (1956-07-01), Endresen
patent: 2796922 (1957-06-01), Young
patent: 3747428 (1973-07-01), Waner et al.
patent: 4136577 (1979-01-01), Borgersen
patent: 4153293 (1979-05-01), Sheldon
patent: 4156544 (1979-05-01), Swenson et al.
patent: 4316631 (1982-02-01), Lenz et al.
patent: 4632454 (1986-12-01), Naert
patent: 4730871 (1988-03-01), Sheldon
patent: 4821593 (1989-04-01), Kobylarz
patent: 4987793 (1991-01-01), Baumgarten et al.
patent: 4993164 (1991-02-01), Jacobsen
patent: 5026116 (1991-06-01), Dal Monte
patent: 5050930 (1991-09-01), Schuster et al.
Colasanti Arduino
Harrison William D.
Dorner Kenneth J.
Findlay Industries, Inc.
Jr. Milton Nelson
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