I see how the kidney piece works, but what's with the oddly shaped Month wheel?
Sent from my iPhone On Jun 21, 2011, at 12:55 PM, "Robert Terwilliger" <[email protected]> wrote: > The equation graph projected on a circle is used as a "kidney piece" cam in a > watch movement that can indicate the equation. > > > > Here is a picture of the gear carrying the kidney piece. It turns once a year. > > > > http://people.timezone.com/mdisher/decorte/gyro2/gyro2_3.jpg > > > > Bob > > > > From: [email protected] [mailto:[email protected]] On > Behalf Of Chiu ?,Chi lian > Sent: Tuesday, June 21, 2011 12:11 PM > To: [email protected] > Subject: EoT diagram > > > > Hi, > > I figured out a way to plot EoT curve which I didn't see in sundial books I > own. > Diagram is enclosed here. > > For a better resolution one, see > http://dl.dropbox.com/u/31382133/EoT%20.png > > Best regards, > > ChiLian 24.8N 121E > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial >
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