Gear train for analog display timepiece

Details Gear train for analog display timepiece Gear train for analog display timepiece

1979-12-03

1981-12-29

Miska, Vit W.

Horology: time measuring systems or devices

Display trains

368323, G04B 1902, G04B 2900

Patent

active

043086101

ABSTRACT:
An electronic or mechanical timepiece of the analog display type provided with a gear train for driving timekeeping hands. The gear train includes a center pipe affixed to an intermediate bridge secured to the base plate, a free cannon pinion being rotatably supported on the pipe and having a center wheel mounted thereon which is disposed in the space between the bridge and a section of the base plate, thereby providing a dependable support for the cannon pinion without the need for enlarging the diameter of the center wheel or of the drive pinion intermeshing therewith.

REFERENCES:
patent: 2781630 (1957-02-01), Bamat
patent: 3290875 (1966-12-01), Egger et al.
patent: 4000384 (1976-12-01), Kumazawa
patent: 4074517 (1978-02-01), Tatsumi et al.

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