21/04/2019 10:21:00 Overcoil Overcoil
What is Overcoil?
Overcoil definition and meaning on Dictionary terms:
a fixed end of a spiral hairspring, consisting of an upwardly and inwardly bent continuation of the outermost coil of the spring: used to offset the asymmetry of the common spiral spring when tight, which impairs isochronism.
a hairspring having such a fixed end.