S
Safety roller
振り座／フリザ
保险圆盘
Safety roller
Plateau
Glossary
Thematic
Distribution, Technic
In a lever escapement, a disc fitted on the axle of the balance wheel and which carries the impulse-pin. The safety roller or table roller receives the impulsion of the lever and transmits them to the balance-wheel. It limits also the movement of the lever.