Electricity: conductors and insulators – Conduits – cables or conductors – Conductive armor or sheath
Reexamination Certificate
2006-05-16
2006-05-16
Nguyen, Chau N. (Department: 2831)
Electricity: conductors and insulators
Conduits, cables or conductors
Conductive armor or sheath
C174S11000P
Reexamination Certificate
active
07045716
ABSTRACT:
The present invention relates to the field of electrical cables to be installed in materials such as concrete or other cement based materials and more particularly but not limitatively to heating cables such as floor heating cables. More precisely, the invention provides an electrical cable comprising an outer protective sheath and at least a conductor within said outer protective sheath, said electrical cable being lead-free and characterized in that it comprises at least an element made of a polymer compound with a sufficiently high density in order to provide an overall specific density of said cable of at least 4.5 g/cm3.
REFERENCES:
patent: 2981788 (1961-04-01), Bunish
patent: 5739471 (1998-04-01), Burisch
patent: 2004/0194996 (2004-10-01), Ysbrand
patent: 2005/0006126 (2005-01-01), Aisenbrey
Nexans
Nguyen Chau N.
Sofer & Haroun LLP
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