Patent classifications
E
FIXED CONSTRUCTIONS
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E04
BUILDING
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E04B
GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
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9/00
Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
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E04B9/22
Connection of slabs,; panels,; sheets or the like to the supporting construction
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E04B9/24
with the slabs,; panels,; sheets or the like positioned on; the upperside of; , or held against; the underside of the; horizontal flanges of the supporting construction; or accessory means connected thereto
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E04B9/26
by means of snap action of elastically deformable elements; held against the underside of the supporting construction
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