Electronic ceramic instrument writing pen
The utility model relates to an electronic ceramic instrument writing pen, which is composed of a plastic fixing frame, an aluminum alloy pen holder, a copper plating titanium nib, an annular ceramic heating element of positive temperature coefficient (PTC) and a thermal insulation layer. A resistan...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model relates to an electronic ceramic instrument writing pen, which is composed of a plastic fixing frame, an aluminum alloy pen holder, a copper plating titanium nib, an annular ceramic heating element of positive temperature coefficient (PTC) and a thermal insulation layer. A resistance wire is arranged in an existing electric writing pen, which wastes power, and has poor accuracy and big weight. The utility model solves the problems and has the advantages of simple structure, applicable use on instrument thermosensitive paper, high heat efficiency and fast heating. |
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