Arrangement for the distribution of pressurized fluid to a seat

Details Arrangement for the distribution of pressurized fluid to a seat Arrangement for the distribution of pressurized fluid to a seat

1983-04-21

1985-04-30

Downey, Kenneth

Chairs and seats

Bottom or back with means to alter contour

297460, 297DIG3, 5446, 5455, A47C 300

Patent

active

045140103

ABSTRACT:
An arrangement for the distribution of pressurized fluid to areas of a seat unit having a backrest comprising a first fluid-containing chamber adaptable to the seat area of the seat unit so as to be adapted to receive, at least in part, the user's weight; one or more inflatable chamber adaptable to the seat unit backrest; and lines communicating between the first chamber and each said backrest chamber. Each line has inserted therein a normally closed valve means provided with an opening means with opening controls positioned in the seat unit such as to be accessible to the user. The invention also relates to an embodiment of said valve.

REFERENCES:
patent: 3330598 (1967-07-01), Whiteside
patent: 3652126 (1972-03-01), Folling
patent: 4190286 (1980-02-01), Bentley

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