Alarm Clock Balance Wheel

Författare/Upphovsman:

Chris Burks Chetvorno

Kreditera:

Eget arbete

Kort länk:

https://sewiki.info/b/2f8f8

Källa:

Wikimedia Commons

Upplösning:

1803 x 1357 Pixel (344598 Bytes)

Beskrivning:

Balance wheel in a cheap 1950s mechanical alarm clock, the Apollo, by Lux Mfg. Co. 2.4 cm diameter. Arrows point to the hairspring (1) and the regulator (2). It has a rate of 4 beats (ticks) or two cycles per second. The clock belongs to me and is still working.

Licens:

Public domain