Cigarette lighter provided with a device for signalling the numb

Combustion – With indicator or inspection means

Patent

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Details

368 10, F23D 512

Patent

active

043680305

ABSTRACT:
The cigarette lighter according to the invention comprises a pulse counter connected with a display and actioned by shutting the lighter cap.
With the display there is also connected a timer, always operational, which is automatically set to zero when the figure indicated by the pulse counter moves one unit forward.
In this way it is possible to control both the number of times the lighter has been used and the time interval between one lighting and the subsequent.

REFERENCES:
patent: 3744953 (1973-07-01), Herr
patent: 4111638 (1978-09-01), Ostberg

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