Electric heating – Heating devices – With heating unit structure
Reexamination Certificate
2006-02-17
2008-10-28
Robinson, Daniel L (Department: 3742)
Electric heating
Heating devices
With heating unit structure
C219S543000
Reexamination Certificate
active
07442904
ABSTRACT:
A metal sheathed heater includes a thermostat, a means for mounting the thermostat in a secure location, and a joint interconnecting the thermostat with a source of power and a lead wire of the metal sheathed heater. The joint is a type that is moisture and abrasion resistant, mechanically strong, and electrically insulating.
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patent: 6423952 (2002-07-01), Meisiek
patent: 2002/0055300 (2002-05-01), Scherb
patent: 1 289 064 (2003-03-01), None
Clark & Brody
Robinson Daniel L
Tutco, Inc.
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