Assertion: mullion | /r/CapableOf | define a plurality of closure
Facets:
Source sentences:
text: In a curtain wall construction for a building, the combination of: a plurality of spaced apart, vertically oriented mullions, each of which includes longitudinally extending, laterally opening channels constituted by confronting side walls and a base portion, said side walls ineluding receptacle means; and a plurality of rails having extremities slidably received within said channels when disposed obliquely relative to said side walls, said rails being rotatable about their longitudinal axes upon registry of said extremities thereof with said receptacle means whereby said rail extremities rotate into and supportively engage said receptacle means and said rails and said mullions define a plurality of closure receiving openings.
text: In a curtain wall construction for a building, the combination of: a plurality of spaced apart, vertically oriented mullions, each of which includes longitudinally extending, laterally opening channels constituted by confronting side walls and a base portion, said side walls including inwardly disposed, longitudinally extending projections interrupted at predetermined intervals to provide receptacle recesses; a plurality of rails, said rails having opposite extremities slidably received within said channels when disposed obliquely relative to said side walls, said rails being rotatable about their longitudinal axes upon registry of said extremities thereof with said receptacle recesses whereby said rail extremities are snapped into and supported within said receptacle recesses and said rails and said mullions define a plurality of closure receiving openings.