Flooring board with an embedded electrically influenced sheet
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United States of America Patent
Stats
-
Oct 7, 2008
Grant Date -
Dec 28, 2006
app pub date -
May 3, 2004
filing date -
May 5, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A flooring board with a tongue and a groove, including a covering layer, a base plate, and an embedded foil between the covering layer and the base plate. The embedded foil is provided with electrical connecting means for obtaining an effect upon the foil via a connected electric voltage. The electrical connecting means includes a first common connecting means having a first portion positioned on an under side of the groove and a second portion positioned on an upper side of the tongue which are connected by at least one line. The electrical connecting means also includes a second common connecting means having a first portion positioned on an under side of the tongue and a second portion positioned on an upper side of the groove which are connected by at least one line.
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