Verfahren zur Beheizung von Anzeigeelementen, Verkehrszeichen und -Spiegeln
Date Issued
1992
Author(s)
Schmidt, H.
Patent No
1990-4036729
Abstract
The invention refers to a system for the use of geothermal heat for heating display components, in particular traffic signs by means of a heat pump or a heat pipe. The transfer of the heat from the heat pipe to the display element is adjustable. The heating of the display element is to remove frost, ice or dew.
