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
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.)
DANIEL MC GREGOR
Thomas Crosbee & Sons Ltd
Original Assignee
DANIEL MC GREGOR
Thomas Crosbee & Sons Ltd
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 DANIEL MC GREGOR, Thomas Crosbee & Sons LtdfiledCriticalDANIEL MC GREGOR
Application grantedgrantedCritical
Publication of GB191419886ApublicationCriticalpatent/GB191419886A/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
H01T13/46—Sparking plugs having two or more spark gaps
H01T13/467—Sparking plugs having two or more spark gaps in parallel connection
Landscapes
Spark Plugs
(AREA)
Abstract
19,886. Crosbee & Sons, T., and McGregor, D. Sept. 17. Sparking -plugs.-The insulation for the central terminal is formed in two parts, namely, an inner part f which rests on a shoulder on the plug body, and an outer part g held on to the top of the body by the nut g<1> on the terminal. Both parts are of mica disks, and the inner projects into the outer. Mica tubes or a layer of mica k surrounds the terminal. The Prov i s i o n a l Specification states that the insulators may be of porcelain or steatite.
GB191419886D1914-09-171914-09-17Improvements in or relating to Sparking Plugs for Internal Combustion Engines.
ExpiredGB191419886A
(en)