Yale Type E time lock, 1889, winding and setting @MarkFrankclocks

Uploaded November 2017 | Updated September 2026, 2 weeks ago

The Yale Type E time lock, 1889, demonstration of winding and setting the movement.

Yale Type E time lock, 1889, winding and setting

Astro-skeleton, demo of the Jupiter and Saturn components of the orrery

Manual demo of length of day and night dials within the Sun / moon rise-set module

Horizon shutter, sun and moon drive assembly

Mark Frank |

Yale Type E time lock, 1889, winding and setting

Name: Horizon shutter, sun and moon drive assembly @MarkFrankclocks
Uploaded: 2017-09-02T01:29:31-0400
Duration: 8 min 17 s
Description: The drive assembly for the moveable sun horizon shutters, the revolving sun hand and moon hand with moons rotation is shown here. The actual dial hands and other numerical readouts have yet to be added. The sun hand will be attached to the center arbor.