Cushion arrangement

Details Cushion arrangement Cushion arrangement

1989-07-05

1991-10-08

Nicholson, Eric K.

Beds

Bedclothing

And means to facilitate changing thereof

5451, 297DIG3, A47C 2708

Patent

active

050541455

ABSTRACT:
A cushion arrangement includes a cushion body and a dynamic damper connected to the cushion body for damping vibration of the cushion body. The dynamic damper generally includes a mass and a resilient connection between the mass and the cushion body. The mass may include liquid. A device may offer resistance to movement of the liquid responsive to vibration of the cushion body.

REFERENCES:
patent: 2748379 (1956-06-01), Rockoff
patent: 3680912 (1972-08-01), Matsuura
patent: 3807678 (1974-04-01), Karnopp et al.
patent: 3982786 (1976-09-01), Burgin et al.
patent: 4089499 (1978-05-01), Ware et al.
patent: 4568124 (1986-02-01), Kanai
patent: 4573740 (1986-03-01), Frobose
patent: 4671227 (1987-06-01), Hollerweger et al.

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