Patents Assigned to Devhorl S.A.
  • Reducing gear-train of an electronic watch with analog display
    Patent number: 4090352
    Abstract: The reducing gear train of an electronic watch with analog display comprises a driving pinion of a step-by-step motor, a second wheel and pinion, a third wheel and pinion and a great wheel. A cannon pinion non-coaxially mounted in relation to the great wheel meshes with an intermediate wheel meshing with a great-wheel-arbor pinion frictionally coupled to the great wheel.
    Type: Grant
    Filed: August 19, 1976
    Date of Patent: May 23, 1978
    Assignee: Devhorl S.A.
    Inventors: Pierre M. Jeannet, Michel Girardin