Upholstered seat for clean room

Details Upholstered seat for clean room Upholstered seat for clean room

A - Human Necessities

47

C

155/61.2

A47C 7/18 (2006.01)

Patent

CA 1235647

UPHOLSTERED SEAT FOR CLEAN ROOM Abstract To assist in maintaining the high degree of cleanliness required by United States Federal standards in industrial clean rooms, an upholstered seat is provided having an attached bellows which receives air from the seat when the seat is com- pressed and from which air is returned to the seat as the seat expands. There is no escape of air from the seat and bellows to the atmosphere and no induction of air from the atmosphere to the seat or bellows.

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