Mica board electrical resistance wire heater, subassemblies,...

Details Mica board electrical resistance wire heater, subassemblies,... Mica board electrical resistance wire heater, subassemblies,...

2005-04-26

2005-04-26

Walberg, Teresa J. (Department: 3742)

Electric heating

Heating devices

With heater-unit housing, casing, or support means

C219S542000, C219S532000, C029S611000, C439S733100, C439S856000

Reexamination Certificate

active

06884974

ABSTRACT:
A mica board open coil resistance heater assembly includes a mica board subassembly of at least one pair of mica boards, a resistance wire wound around the boards, an electrical connection clip secured to each mica board, wherein each end of the resistance wire is connected to a respective clip. A terminal plate subassembly includes a thermostat, a ceramic two-hole terminal block, and bus wires, the bus wires adapted to be attached to a portion of the electrical connection clip to connect the resistance wire to power. The ceramic two-hole terminal is able to receive push on terminals from power conductors.

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