Elevator cage floor with filler
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United States of America Patent
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Aug 11, 2015
Grant Date -
Jun 28, 2012
app pub date -
Dec 22, 2011
filing date -
Dec 22, 2010
priority date (Note) -
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Abstract
An elevator cage floor has a composite-structure or sandwich mode of construction, including at least one base plate, at least one top plate and at least one composite-structure core disposed therebetween and having at least two chambers, wherein the composite-structure core is connected with the base plate and the top plate. At least one of the at least two chambers of the composite-structure core is at least partly filled with a defined amount of a filler.
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