Electric heating – Heating devices – Resistive element: igniter type
Patent
1997-10-20
1999-05-11
Hoang, Tu B.
Electric heating
Heating devices
Resistive element: igniter type
219269, F23Q7/00
Patent
active
059025018
ABSTRACT:
The present invention provides a cigarette identifier system comprising a coil at a location along the cigarette-receiving receptacle of the lighter, an oscillation circuit in communication with the coil and a controller configured to activate or deactivate the lighter responsively to output of the oscillator circuit.
REFERENCES:
patent: 2199885 (1940-05-01), Kravchuk
patent: 2525040 (1950-10-01), Luthi
patent: 3372306 (1968-03-01), Koizumi
patent: 3379856 (1968-04-01), Hirsch
patent: 3419704 (1968-12-01), Hunt
patent: 5613505 (1997-03-01), Campbell et al.
Butler Neal R.
Cobler Patrick J.
Ely Douglas J.
Nunnally H. Neal
Sharpe Dave E.
Glenn Charles E. B.
Hoang Tu B.
Moore James T.
Philip Morris Incorporated
Schardt James E.
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