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Expired
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GB1818521A
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Individual
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Individual
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Priority to GB1818521ApriorityCriticalpatent/GB183346A/en
Publication of GB183346ApublicationCriticalpatent/GB183346A/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
Landscapes
Combustion Methods Of Internal-Combustion Engines
(AREA)
Abstract
183,346. Parsons, M. L. July 8,1921. Sparking-plugs. - The central electrode is made hollow for passing into the cylinder scavenging-air or starting-fluid which may be admitted by unscrewing a needle valve d. The valve support e may be cup-shaped or partly spherical, in each case with inclined passages f leading to the valve. The cup may internally be spherical and a partly spherical collar l may be fitted on the valve,
GB1818521A1921-07-051921-07-05Improvements in or relating to sparking plugs for internal combustion engines
ExpiredGB183346A
(en)