CLOCK ASSEMBLY, IN WHICH BOTTOM MAINPLATE IS CENTERED AND FIXED RELATIVE TO MIDDLE PART Russian patent published in 2016 - IPC G04B1/00 

FIELD: watches and other time measuring instruments.

SUBSTANCE: invention relates to clock assembly (1) containing middle part (4) interacting when supported with bottom mainplate (2) and screw (6) for attachment (5) of the said bottom mainplate (2) to the said middle part (4) due to interaction with axial (D0) hole (7) of the said mainplate (2) in order to press flange (10) on first chamfer (8) of the said mainplate (2) and on second chamfer (9) of the said middle part (4). Said first chamfer (8) is either conical or spherical and/or the said second chamfer (9), which is either conical or spherical, interacts with the said flange (10) on at least two surfaces or in two points in the assembled position, wherein the said mainplate (2) and the said middle part (4) are assembled with each other, and in the position, whereat the said screw (6) is fully screwed into the said hole (7).

EFFECT: proposed is a clock assembly, in which the bottom mainplate is centered and fixed relative to the middle part.

23 cl, 46 dwg