Invention of the Jackhammer

Charles Brady King invented the pneumatic hammer in Detroit, MI, USA, in 1890. The jackhammer was exhibited at the World’s Columbian Exposition in Chicago, IL, USA, in 1893 and King received the US patent in 1894.

      1890, 1893, January 30th 1894,
      Charles Brady King
      Chicago, IL, USA

Additional Information:

  • The History of the Jackhammer | One Stop Rental
    The first “jackhammer” was the percussion drill developed in 1849 by Jonathon Couch. The first true, functional jackhammer with the chisel-shaped head was invented by Englishman William Mcreavy, who promptly sold the patent to Charles Brady King of Detroit, Michigan.Dec 29, 2016
  • Jackhammer – Wikipedia
    A jackhammer is a pneumatic or electro-mechanical tool that combines a hammer directly with a chisel. It was invented by William Mcreavy, who then sold the …
  • Jackhammer the invention – The Jackhammer
    The jackhammer was invented for the purpose of mining, quarrying, excavating, and tunneling. It works by sending compressed air through the jackhammer …
  • How do jackhammers and pneumatic drills work? – Explain that Stuff
    Apr 28, 2018 – … Jackhammers. Jackhammer pneumatic drill by John Curtis, US Navy …. King, 1894. This appears to be the original jackhammer invention.

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