Electrical sleeve heater with built-in thermal sensor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jun 26, 2001
Grant Date -
N/A
app pub date -
Sep 8, 2000
filing date -
Sep 9, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electrical sleeve heater has an inner tube centered on an axis and formed with an axially extending and radially inwardly open cutout open at an axial end of the tube, an electrical heater coil wound around the tube, an outer tube engaged around the heater coil and tube, and an axially elongated thermal sensor probe having a sleeve and a pair of wires extending axially in the sleeve fitted in the cutout. The inner tube has substantially cylindrical inner and outer surfaces and the thermal sensor probe has a radial thickness smaller than a radial distance between the inner and outer surfaces.
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