DISRAELI DOCUMENTS

US Patent # 2,117,116

US Patent 2,117,116 - TriVelox A1 main image

This is the US version of UK Patent # 451,722. I have only included it because, unlike the UK version, it is assigned to ‘Tri-Velox Gears Limited’. This is the earliest mention that I have found of TriVelox as a separate company from Triumph.


  • Publisher: US Patent and Trademark Office
  • Inventor: Valentine Page, assigned to Tri-Velox Gears Limited
  • Country: USA
  • Date: US application filed June 1936, UK application filed June 1935
  • Derailleur brands: TriVelox
  • Derailleurs: TriVelox A1
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