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Expired
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GB1588344A
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Individual
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Individual
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Priority to GB1588344ApriorityCriticalpatent/GB576455A/en
Publication of GB576455ApublicationCriticalpatent/GB576455A/en
H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
H01T13/00—Sparking plugs
H01T13/02—Details
H01T13/14—Means for self-cleaning
Abstract
576,455. Spark-plugs. PERKINS, A. E. Aug. 19, 1944, No. 15883. [Class 7 (iv)] A spark-plug has a loose sleeve 1 movable freely in the chamber 2 between the lower sealing washer 4 and the spark gap 5 during the running of the engine to prevent the formation of carbon or other deposits. The sleeve may be replaced by a number of separate movable bodies.