Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
Theodore Ferdinand Rene
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of GB190418654ApublicationCriticalpatent/GB190418654A/en
18,654. Rene, T. F. Aug. 29. Gas and like engines, igniting in. The sparking-plug shown in Fig. 2 comprises a metal body a, having a perforated hemispherical base c into which projects a platinum or irridium pointed wire carried by the conductor g. The conductor passes through an insulator f, preferably formed of layers of mica. Upon the passage of a current, sparks pass between the platinum or irridium pointed wire and the sides of the hole formed in the hemispherical end of the casing.
GB190418654D1904-08-291904-08-29Improvements in Sparking Plugs for Internal Combustion Engines and the like.
ExpiredGB190418654A
(en)