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US 4,092,096 AGranted
Battery operated lighter equipped with a digital timepiece
AssigneeMansei Kogyo Kabushiki Kaisha
InventorKenjiro Goto
Life of this patent
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Abstract
A battery operated lighter equipped with a digital timepiece including an ignition circuit for generating an electric spark to ignite a lighter fuel, a timepiece circuit being electrically connected to the ignition circuit and adapted to operate a digital time display, a casing for housing therein the ignition circuit and the timepiece circuit, and a circuit for preventing a noise signal caused by operation of the ignition circuit from affecting the timepiece circuit.
Claims11
A battery operated lighter equipped with a digital timepiece comprising:
- a casing;
- digital time display means in the casing;
- ignition circuit means housed in the casing for generating an electric spark to ignite a lighter fuel;
- timepiece circuit means housed in the casing and electrically connected to the ignition circuit means for operating the digital time display means;
- a battery arranged within the casing to energize the ignition circuit means and the timepiece circuit means;
- means for preventing a noise signal having a high frequency component and caused by the operation of the ignition circuit means from affecting the timepiece circuit means.
3 more elements
Dependencies are inferred from the claim text.