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Jean Andre Emmanuel Bizeul
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28,508. Bizeul, J. A. E. March 26, [date applied for under Patents Act, 1901]. Exhaust-silencers.-The exhaust gases from an internalcombustion engine pass through a pair of double helical tubes a, b supported by a channel-iron c. Within these tubes, the gases expand, and are cooled. Each double tube consists of two tubes wound to form helices of equal diameter and pitch.
GB190628508D1906-03-261906-12-13Improvements in Silencers for Internal Combustion Engines.
ExpiredGB190628508A
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