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An electrical heater, to be powered from an automotive-type cigarette lighter socket, includes a heating element, a plug configures to be inserted into the cigarette lighter socket, and a pair of conductors permanently connecting the heating element to the plug. The plug has a flat substrate and a p

An electrical heater, to be powered from an automotive-type cigarette lighter socket, includes a heating element, a plug configures to be inserted into the cigarette lighter socket, and a pair of conductors permanently connecting the heating element to the plug. The plug has a flat substrate and a pair of conductors mounted on the substrate. An electrical plug, for a lighter socket of the kind having an inner wall of a predetermined diameter and a pair of electrical contacts, includes a flat assembly having a flat dielectric base having a width corresponding to the predetermined diameter, and a pair of flat conductors attached to the base for touching the pair of electrical contacts in the socket.

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An electrical heater to be powered from an automotive-type cigarette lighter comprising a heating element, a plug configured to be inserted into the cigarette lighter socket, and a pair of conductors permanently connecting the heating element to the plug, said heating element and said plug copmprisi

An electrical heater to be powered from an automotive-type cigarette lighter comprising a heating element, a plug configured to be inserted into the cigarette lighter socket, and a pair of conductors permanently connecting the heating element to the plug, said heating element and said plug copmprising flat substrates bearing flat conductive layers.