Alphonse Beau de Rochas, Date of Birth, Place of Birth, Date of Death


Alphonse Beau de Rochas

French engineer

Date of Birth: 09-Apr-1815

Place of Birth: Digne-les-Bains, Provence-Alpes-CĂ´te d'Azur, France

Date of Death: 27-Mar-1893

Profession: engineer, inventor

Nationality: France

Zodiac Sign: Aries

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About Alphonse Beau de Rochas

  • Alphonse Eugène Beau de Rochas (9 April 1815, Digne-les-Bains, Alpes-de-Haute-Provence – 27 March 1893) was a French engineer who originated the principle of the four-stroke internal-combustion engine.
  • His achievement lay partly in his emphasizing the previously unappreciated importance of compressing the fuel–air mixture before ignition.
  • He published his results in 1861, a year after Christian Reithmann was granted a patent in Germany and 16 years before Nicolaus Otto obtained his patent.

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