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Priority to ES0021676UpriorityCriticalpatent/ES21676Y/en
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Publication of ES21676YpublicationCriticalpatent/ES21676Y/en
Manufacture Of Macromolecular Shaped Articles
(AREA)
Abstract
An economic spark plug, characterized by being made up of a circular tube, which can be of any other geometric section, manufactured with combustible organic matter, having the upper part of the tube folded inwards, forming a closed inverted cone in such a way that it can fill of any combustible material. (Machine-translation by Google Translate, not legally binding)