TREA

Driving mechanisms

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Industry

  • CPC
  • G04B1/00
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Parent Industries

GPHYSICS G04Horology G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS

Current Industry

G04B1/00Driving mechanisms

Sub Industries

G04B1/02with driving weight G04B1/04Mechanisms in which the clockwork acts as the driving weight G04B1/06with several weights G04B1/08Driving weights Chains Chain wheels Arbors for chain wheels G04B1/10with mainspring G04B1/105having a form other than a helix G04B1/12with several mainsprings G04B1/14Mainsprings Bridles therefor G04B1/145Composition and manufacture of the springs G04B1/16Barrels Arbors Barrel axles G04B1/165Spring cylinder with friction transmission to the gearing (especially for Roskopf clockworks) G04B1/18Constructions for connecting the ends of the mainsprings with the barrel or the arbor G04B1/185Friction clutch between spring and spring cylinder G04B1/20Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel G04B1/205Stop-mechanisms G04B1/22Compensation of changes in the motive power of the mainspring G04B1/225with the aid of an interposed power-accumulator (secondary spring) which is always tensioned G04B1/24with both mainsprings and driving weights G04B1/26driven by liquids or gases Liquid or gaseous drives for mechanically-controlled secondary clocks G04B1/265Clockwork systems working therewith
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