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Robert Bolton Ransford
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Publication of GB190800143ApublicationCriticalpatent/GB190800143A/en
143. Ransford, R. B., [Soc. Anon. Montbarbon]. Jan. 2. Gas and like engines, igniting in. A sparking- plug is constructed with a central stem a provided with a boss band a plain sparking-terminal c. The boss b is clamped between two tubular insulating-pieces d, e by means of a socket f and a screw-cap g. The socket f screws into the cylinder head, and is provided with a sparking-piece l. Washers h, i, j, k, are interposed between the various members, and a screw-cap m for binding the lead, fits over the top of the central stem.
GB190800143D1908-01-021908-01-02Improvements relating to Sparking Plugs for Internal Combustion Engines.
ExpiredGB190800143A
(en)