Heating apparatus
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United States of America Patent
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-
Nov 5, 1985
Grant Date -
N/A
app pub date -
Jul 6, 1984
filing date -
Jul 7, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Heating apparatus includes a tray having a layer of insulative material disposed in the base thereof and a number of infra-red lamps disposed thereabove. The apparatus is accommodated within a housing having a layer of glass ceramic to form a hotplate. Each end of each lamp is provided with a pinch seal enclosed within a ceramic end cap. To improve substantially dissipation of heat from the pinch seals, first apertures are provided in a hollow bar and second apertures are provided in a base plate below the pinch seals, so as to permit air to flow into the housing via the second apertures, substantially around the pinch seals, and out of the housing via the first apertures.
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