Moon phase clock dial drive missing | NAWCC Forums
2022年6月21日 · I have a moon phase longcase clock where the moon dial does not rotate. .Further investigation shows the drive to the dial is missing. I am guessing that there was a …
Moon Phase Movements? - NAWCC Forums
2016年10月19日 · I was at a talk recently where a clock was shown that had the moon phase ran on a train with something like 6 wheels to make it extremely accurate, it was a clock that also …
Precise Lunar Moon Phase Clock Gear Math Design - NAWCC …
2014年7月7日 · This train of 169*133/72*37 is far more accurate than any two stage clock or watch moon phase recorded to my knowledge. It is a 2- stage simplification of a 3 stage train …
moon phase clock - not dial. Help needed! | NAWCC Forums
2015年11月2日 · divider to the clock oscillator input of the clock. It would be 33.9453125, which is .085% off. 4.345MHz crystals are available. It isn't exact but it is closer than the typical 29.5 …
Moon phase dial - NAWCC Forums
2024年7月16日 · It would be at about a 7 o'clock angle if you could see through the dial (4 o'clock as seen from behind). If the indexing spring isn't aligned or engaged properly, the driving pin …
Moon phase clock movement - NAWCC Forums
2012年9月2日 · Moon phase dials are an "attachment" to the clock movement and have the necessary reduction gears to attempt to provide the 29 and fractional day increments to the …
Urgos day, date, month with moon phase | NAWCC Forums
2010年2月7日 · I have a 1978 Limited edition Ridgeway Grandfather Clock that has an Urgos movement with day date month and moon phase, clock seems to kepp perfect time I have had …
Phase of the Moon dial on Grandfather clocks in the Southern …
2013年4月11日 · the moon dial doesn't depict moonrise or moonset. A grandfather clock is only accurate up to 1 day on the lunar month scale. The actual depiction of the moon phase will be …
Howard Miller Clock Moon Phase Dial Repair | NAWCC Forums
2022年12月6日 · I have a howard miller grandfather clock with a Hermle 1161-853BS 114cm movement. The last pin on that last gear that moves the moon phase dial is broken. Any idea …
Hamilton, 1980 moon phase dial need help | NAWCC Forums
2022年10月28日 · As the snail assembly moves, that pointed lobe pushes the lever on the rear of the dial. That lever ratchets the moon dial one notch on the large moon dial wheel. It is kept …