Bar Movement
A watch movement having no top plate, but in lieu thereof are bars, in which the upper pivots are carried. This is a favorite form among Swiss watch manufacturers and is used largely in Jurgenson and other fine repeaters. See Fig. 30.
How to true a balance, repair a chipped dial, temper a spring or test a stone — the working bench-book of the American watch trade, arranged A to Z.
A watch movement having no top plate, but in lieu thereof are bars, in which the upper pivots are carried. This is a favorite form among Swiss watch manufacturers and is used largely in Jurgenson and other fine repeaters. See Fig. 30.