WATCH OF MECHANICAL OR ELECTROMAGNETIC TYPE Russian patent published in 1997 - IPC

Abstract RU 2081445 C1

FIELD: watch manufacture, time measuring devices. SUBSTANCE: watch incorporates watch driving mechanism including drive gear or intermediate gear-wheel, ratchet wheel-ring with internal teeth coupled to first indication system - indicator of dates of month with fixing spring, gear-wheel system including actuating driving wheel set in motion by drive gear and transmitting rotation to tooth ring of internal engagement via protruding wedge-shaped tooth. Structure of such gear-wheel system additionally includes hub which is mounted for free rotation relative to the rest of watch mechanism and which elastically holds actuating driving wheel with the help of lever which is distinguished feature of given watch. Wheel is C-shaped in the form of turn about hub. Actuating driving wheel is meshed with drive gear. EFFECT: increased functional reliability of watch. 10 cl, 6 dwg

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RU 2 081 445 C1

Authors

Laslo Ferentsi[Ch]

Dates

1997-06-10Published

1992-12-18Filed