Chairs and seats – Bottom or back – Framework
Patent
1990-08-27
1992-04-21
Brown, Peter R.
Chairs and seats
Bottom or back
Framework
5468, A47C 702, A47C 774
Patent
active
051061619
ABSTRACT:
A cushion portion for the squab or the backrest of a seat with an air-conditioning zone comprises a basic element and a cover element disposed in an opening in the basic element. A cavity provided between the basic element and the cover element is in fluid communication with the top side of the cushion portion through a plurality of spaced-apart apertures extending through the cover element in conical depressions therein. Further apertures provide a fluid communication with the cavity at the edge of the basic element or the cover element.
REFERENCES:
patent: 2012042 (1935-08-01), Gerlofson et al.
patent: 3137523 (1964-06-01), Karner
patent: 3681797 (1972-08-01), Messner
patent: 3736022 (1973-05-01), Radke
patent: 4866800 (1989-09-01), Bedford
Brown Peter R.
Grammer AG
Lillie Raymond J.
Olstein Elliot M.
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