Back frame for seat, particularly for power vehicle seat

Details Back frame for seat, particularly for power vehicle seat Back frame for seat, particularly for power vehicle seat

1982-11-08

1985-10-01

Lyddane, William E.

Chairs and seats

Bottom or back

Framework

297216, 297444, B60N 100

Patent

active

045442045

ABSTRACT:
A back frame for a seat, particularly a power vehicle seat, has a transverse member, and two side members each having one end connected with the transverse member in a connecting point and another end provided with a connecting ear for connecting with a hinge of a seat pad frame, each of the side members having a U-shaped cross section with a web and front and rear legs connected with the web, the web of each of the side members narrowing from the connecting ear to the connecting point of the respective side member, the rear leg of each of the side members also narrowing from the connecting ear to said connecting point of the respective side member and having in the region of the connecting ear an assymetrical cross-section as compared with said front leg, wherein one side member is provided with a wall part which is profiled relative to a perpendicular to the web of at least one side member.

REFERENCES:
patent: 2550479 (1951-04-01), Hoven
patent: 3198578 (1965-08-01), Geoffrey et al.
patent: 3663057 (1972-05-01), Lohr et al.
patent: 3675970 (1972-07-01), Beveday
patent: 4002369 (1977-01-01), Jennings

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