Escapement mechanism
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United States of America Patent
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Oct 20, 2015
Grant Date -
Aug 6, 2015
app pub date -
Dec 11, 2012
filing date -
Dec 21, 2011
priority date (Note) -
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Abstract
An escapement mechanism for a timepiece, includes an escapement wheel (1), an escapement anchor (2) including a body (2a), and a fork (5), the body (2a) including pallets (3, 3′, 4, 4′) that engage with the escapement wheel (1), the body (2a) having a shape that makes it possible to delimit an internal space (11) for arranging the escapement wheel (1), the pallets (3, 3′, 4, 4′) including two rest pallets (3, 3′) and two impulse pallets (4, 4′), protruding in the internal space (11). The mechanism includes a pin (7) of a roller (6) that is secured to a regulating device, characterized in that the roller (6) and the fork (5) are arranged with respect to one another such as to impart an alternating translation movement with respect to the escapement wheel (1) to the anchor (2) when the pin (7) engages with the fork (5).
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