Way back in 2006 the manufacture introduced a new escapement that
functioned at a less frenetic 21,600 vph, but even at that time tests
had shown that the AP escapement was effective at running perfectly at
43,200 vph or 6 hertz-even without lubrication in the pallet stones,
which would quickly dissipate at that speed anyway. The omission of
lubricant solves a difficulty containing plagued watchmakers provided
mechanical timepieces have been around: gumming or hardening of your
oil.
This fresh escapement is based on an invention by Parisian royal
clockmaker Robert Robin (1742-1799). He launched a new system in 1791
that combined the virtues of the two well-known escapements during the
day, so-called free-sprung escapement and one including energy transfer
via pallet fork and guard pin included in the precursor into the modern
Swiss lever escapement as designed by Thosmas Mudge in 1759.
Audemars Piguet has succeeded in securing the important things about
both systems in its new high-frequency escapement, solving the oil
problem and introducing a brand new and important ingredient of the
action: rate precision.”see more montres bracelet and Burberry
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