Static structures (e.g. – buildings) – Including component designed to receive a disparate article... – Artificial illumination means
Patent
1984-08-20
1985-11-26
Footland, Lenard A.
Static structures (e.g., buildings)
Including component designed to receive a disparate article...
Artificial illumination means
98 331, E04H 502
Patent
active
045547661
ABSTRACT:
Ceiling construction for clean rooms in which beneath a main ceiling (3) a lower ceiling (18) is mounted which is formed by a light and air permeable capillary structure (19), so that, with a high light transmission factor in respect of optimal and simultaneously dazzle free illumination of the clean room a turbulence-free laminar air flow is possible in the clean room.
REFERENCES:
patent: 1518162 (1924-12-01), Parkinson
patent: 2291220 (1942-07-01), Germonprez
patent: 3367257 (1968-02-01), Raider
patent: 4267769 (1981-05-01), Davis et al.
Holle Wilhelm
Ziemer Wolf
Flakt Aktiebolag
Footland Lenard A.
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