Frames for the backs of seats and the like and to their...

Details Frames for the backs of seats and the like and to their... Frames for the backs of seats and the like and to their...

B - Operations, Transporting

60

N

B60N 2/44 (2006.01) A47C 7/02 (2006.01) A47C 7/40 (2006.01) B21D 53/88 (2006.01) B60N 2/68 (2006.01)

Patent

CA 2057816

11 A B S T R A C T A rigid frame for use as framework in the back of a car seat is constituted by a shell which is itself built up by assembling together two half-shells (3) of stamped sheet metal along their juxtaposed edge flanges, which flanges extend respectively around an inside perimeter and an outer perimeter of each of the half-shells. A major portion at least of the length of the juxtaposed flanges of the half-shells is rolled up to form tubes (6, 7) of closed circular section.

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