Spring devices – Spring panel – Panel secured peripherally to supporting frame
Patent
1977-11-07
1979-04-03
Halvosa, George E. A.
Spring devices
Spring panel
Panel secured peripherally to supporting frame
5260, 267112, 297452, F16F 302
Patent
active
041473361
ABSTRACT:
A seat frame wherein erect walls constituting the peripheral wall of the seat frame are bent to form columnar reinforcement ribs, and flange portions being the upper end faces of the reinforcement ribs are formed with mounting parts for a spring base, so that even when the peripheral wall of the seat frame is subjected to an intense tensile load inwards, it is prevented from turning inwardly to be deformed or damaged.
REFERENCES:
patent: 3035828 (1962-05-01), Stubnitz
patent: 3070814 (1963-01-01), Withoff
patent: 3628830 (1971-12-01), Mitjons
patent: 3797886 (1974-03-01), Griffiths
Kume Hirofumi
Yamawaki Takeshi
Halvosa George E. A.
Toyota Jidosha Kogyo Kabushiki Kaisha
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