Flexible heating assembly

Details Flexible heating assembly Flexible heating assembly

1987-10-28

1989-03-28

Goldberg, Elliot A.

Electric heating

Heating devices

With heating unit structure

219550, H05B 334

Patent

active

048166499

ABSTRACT:
A flexible heating assembly includes a plurality of stranded or otherwise combined, insulated electrical conductors including feeder lines and, possibly, additional lines and constituting a subassembly; a heating conductor loops around this subassembly in multiple loops; at least two of the feeder line conductors have spaced apart and staggerdly arranged bare spots of removed insulation exposing the respective electrical conductor and the heating conductor where passing across such a bare area will be an intimate electrical contact making relationship without supplemental fastening; the loop density defined as number of loops per unit length on the subassembly is smaller in between bare spots and higher by at least 20% as to loops contacting conductors in a bare spot.

REFERENCES:
patent: 3461275 (1969-08-01), Poole
patent: 3646322 (1972-02-01), Speekman
patent: 4575620 (1986-03-01), Ishii et al.

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