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Siegfried Barth
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Combustion Methods Of Internal-Combustion Engines
(AREA)
Output Control And Ontrol Of Special Type Engine
(AREA)
Abstract
23,484. Barth, S. Aug. 22, [date applied for under Section 91 of Patents &c. Act, 1907]. Pistons. - For regulating the size of the compression chamber in the cylinder of an internal - combustion engine, the piston is formed in two parts a, b, with an interchangeable intermediate ring c or the like.
GB190823484D1908-08-221908-11-03Improvements in Pistons for Internal Combustion Engines.
ExpiredGB190823484A
(en)