Arrangement for limiting the axial play of gears of a watch time

Details Arrangement for limiting the axial play of gears of a watch time Arrangement for limiting the axial play of gears of a watch time

1987-01-30

1988-01-26

Miska, Vit W.

Horology: time measuring systems or devices

Display trains

368318, 368319, G04B 1902, G04B 2900

Patent

active

047220767

ABSTRACT:
In an arrangement for limiting the axial play of gears of a watch time indicating mechanism with drive gears rotatably supported on a support plate with axis extending normal thereto and an adjustment shaft extending parallel to the support plate, a cover plate is mounted on the support plate so as to overlay the gears with arms engaging the gears and further is provided with an arm bent-over into engagement with the adjustment shaft to limit their axial play. The cover plate is U-shaped and has edge portions thereof resiliently received under projections of the support plate for firmly retaining the cover plate on the support plate.

REFERENCES:
patent: 540874 (1895-06-01), Porter
patent: 613411 (1898-11-01), Donneut
patent: 632128 (1899-08-01), Krahenbuitl
patent: 4496246 (1985-01-01), Ota et al.

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