Charles Edouard Henriod: Difference between revisions
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Swiss automobile pioneer. He held numerous patents | Swiss automobile pioneer. He held numerous patents | ||
He developed and produced motor vehicles in Paris under the name of [[Henriod]]. | |||
He is credited with inventing the automatic gearbox.(?) | |||
1909 C. E. Henriod took out a US patent for vehicle transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears <ref>[https://patents.google.com/patent/US917729] Transmission gearing patent</ref> | 1909 C. E. Henriod took out a US patent for vehicle transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears <ref>[https://patents.google.com/patent/US917729] Transmission gearing patent</ref> | ||
1912 Darraq-Henriod rotary valve engine. "In 1912 the firm succumbed to the vogue for abolition of the poppet valve with a near disastrous range of rotary valved cars under Henriod patents."<ref>[http://www.douglas-self.com/MUSEUM/POWER/unusualICeng/RotaryValveIC/RotaryValveIC.htm] Douglas Self's website: Rotary-Valve Internal Combustion Engines</ref> | 1912 Darraq-Henriod rotary valve engine. "In 1912 the firm succumbed to the vogue for abolition of the poppet valve with a near disastrous range of rotary valved cars under Henriod patents."<ref>[http://www.douglas-self.com/MUSEUM/POWER/unusualICeng/RotaryValveIC/RotaryValveIC.htm] Douglas Self's website: Rotary-Valve Internal Combustion Engines</ref> | ||
1914. Henriod returned to Switzerland but remained in the automobile business. | |||
== See Also == | == See Also == | ||
Latest revision as of 20:51, 6 December 2019
Swiss automobile pioneer. He held numerous patents
He developed and produced motor vehicles in Paris under the name of Henriod.
He is credited with inventing the automatic gearbox.(?)
1909 C. E. Henriod took out a US patent for vehicle transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears [1]
1912 Darraq-Henriod rotary valve engine. "In 1912 the firm succumbed to the vogue for abolition of the poppet valve with a near disastrous range of rotary valved cars under Henriod patents."[2]
1914. Henriod returned to Switzerland but remained in the automobile business.
See Also
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