FIELD: watches and other time measuring instruments.
SUBSTANCE: clock mechanism (500) comprising a tourbillon or carrousel carriage (150) carried by lever (1) subjected to the torque of the first power source (12), and a second power source (22) driving a toothed movable carriage assembly (700) which drives carriage (150), and releasing movable unit (600) for periodically controlling retrograde motion of lever (1), connected to second energy source (22) and interacting by means of pallet stone (611) with intermittent cam (621) of cam movable element (620), kinematically connected to lever (1), to enable movement of lever (1) in forward direction as long as pallet stone (611) rests on cam (621), and to control fast retrograde return of said lever (1) when pallet stone (611) is in a fallen condition between two successive support surfaces of cam (621).
EFFECT: what is described is a clock retrograde tourbillon.
13 cl, 34 dwg
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Year |
Author |
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|
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