Spring-loaded seat assembly

Details Spring-loaded seat assembly Spring-loaded seat assembly

1987-11-19

1989-05-16

Halvosa, George E. A.

Spring devices

Seat support

Flexural

248624, 267169, 267178, 272136, 297314, F16F 304, A47C 714

Patent

active

048303453

ABSTRACT:
A cushion comprising two seat pieces combined with inside faces facing towards each other, and a plurality of coil spring members which connect the two seat pieces. Each of the seat pieces is a shallow circular plate having a smooth central concavity and includes internally a series of concentrically extending walls, a series of radially extending walls, and a plurality of appropriately spaced tubular walls with an upstanding cylinder formed inside. Each of the coil spring members is closely coiled at its two terminals and encompasses corresponding cylinders of the two seat pieces.

REFERENCES:
patent: 1303962 (1919-05-01), Reed
patent: 1696797 (1928-12-01), Fornaca
patent: 2132291 (1938-10-01), Fitas
patent: 2494094 (1950-01-01), Horstman
patent: 2615495 (1952-10-01), Hilliker
patent: 2690845 (1954-10-01), Macomber
patent: 2781083 (1957-02-01), Agrillo
patent: 3260522 (1966-07-01), White et al.
patent: 3497216 (1970-02-01), Feather

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