Tourbillon and watch with tourbillon
AssigneeBucherer AG
InventorJoachim Mutrux
Life of this patent
Estimating the term…
Abstract
A tourbillon (1) with a rotation cage which is rotatably arranged about a tourbillon axis is provided. The rotation cage mounts a balance wheel (3) and an escapement with an escape wheel (8) and a lever. The tourbillon is characterised in that the rotation cage comprises a bearing wheel (22) which is mounted by bearing elements (13) which engage peripherally on a running surface (11) of the bearing wheel (22).
Claims16
A tourbillon for a watch, the tourbillon comprising a rotation cage rotatably arranged about a tourbillon axis, the rotation cage mounting a balance wheel and an escapement with an escape wheel and a lever, the rotation cage further comprising a bearing wheel, and the tourbillon further comprising a plurality of bearing elements, wherein the bearing wheel is mounted by the bearing elements, wherein the bearing elements engage peripherally on a running surface of the bearing wheel, and wherein at least one of the bearing elements is mounted on a rocker subject to a spring force of a spring.
Dependencies are inferred from the claim text.