Paver and heating element

Details Paver and heating element Paver and heating element

2005-11-08

2005-11-08

Evans, Robin O. (Department: 3742)

Electric heating

Heating devices

Combined with diverse-type art device

C219S521000, C219S538000, C404S095000

Reexamination Certificate

active

06963050

ABSTRACT:
A paver having a paving screed and at least one working component which is heated by at least one electric heating element and a smoothing plate, with the heating element being secured in heat tampering condition at a heating area of the working component. The heating element is a planar heating element with at least one heating coil being a heating conductor which is wound in a spiral around a planar carrier, and the peripheral form of the carrier material and/or the winding density or the winding course of the heating conductor is adapted to produce a predetermined heating picture in the heating area.

REFERENCES:
patent: 2487839 (1949-11-01), Van Alen
patent: 2493542 (1950-01-01), McGraw
patent: 5359179 (1994-10-01), Desloge et al.
patent: 5417516 (1995-05-01), Birtchet
patent: 6318928 (2001-11-01), Swearingen
patent: 460 333 (1928-05-01), None
patent: 01211884 (1989-08-01), None
patent: 01281339 (1989-11-01), None
patent: 03084423 (1991-04-01), None
patent: 04020721 (1992-01-01), None
patent: 04031576 (1992-02-01), None
patent: 05290953 (1993-11-01), None
patent: 07092852 (1995-04-01), None

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