Ceramic heater-element to be used for cigarette-lighters

Electric heating – Heating devices – Resistive element: igniter type

Patent

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Details

13 25, 219552, 219541, 361264, 338326, 338330, F23Q 722

Patent

active

043026591

ABSTRACT:
A ceramic heater-element to be incorporated into a plug to be pressed into a socket provided on a front inner car-body, thereby providing a cigarette-lighter, which comprises an annular shaped heater-portion having a radially extending gap thereby providing two opposing end-portions, and a pair of electrode-portions, each being extended substantially downwardly from each of the two end-portions while being in a parallel relationship with a center axis of the heater-portion, wherein respective cross-sectional dimensions through which the electric current flows are so arranged that the cross-sectional area of the heater-portion is relatively smaller than either of the cross-sectional areas of the electrode-portions.

REFERENCES:
patent: 3409728 (1968-11-01), Jaques
patent: 3467812 (1969-09-01), Terrell
patent: 3681737 (1972-08-01), Magnusson et al.
patent: 3709998 (1973-01-01), Anthony et al.
patent: 3800057 (1974-03-01), Kuhlmann-Schafer et al.
patent: 3842319 (1974-10-01), Perl
patent: 3875477 (1975-04-01), Fredriksson et al.
patent: 4058701 (1977-11-01), Gruber et al.

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