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Re: Simulation of Denison double 3-arm gravity escapement

Posted: Fri Feb 15, 2019 3:41 pm
by John T
Hi Guys,
I have done what you guys are talking about.  I had the original paper clock so I was able to reverse engineer the unit.  The gravity escapement is not exactly the same as the one  you posted here - but it does work as a gravity escapement without any springs.  I you are interested in my experience you can read about it here

http://jtwoodenclocks.com/peace-tower.html

John

Re: Simulation of Denison double 3-arm gravity escapement

Posted: Sat Feb 16, 2019 1:11 am
by BillM
John

I checked out your website.  Quite an impressive collection of clocks and figits.  It looks like you have a lot of fun dreaming up and creating those machines.

I like the way you reverse engineered the Paper Peace Clock model. As far as the gears, did you use Gearotics to reverse engineer the various gears/gear ratios?

I am quite impressed with the capabilities  of Gearotics.  A while ago I used Gearotics to build a model of an 1860's E Howard Tower Clock. I had the chance to actually measure each of the gears in the clock and then used Gearotics to model the actual clock.

Bill



Re: Simulation of Denison double 3-arm gravity escapement

Posted: Sat Feb 16, 2019 3:46 pm
by John T
I do have other programs for gear design, but Gearotics is the only one used for the tower clock  I still keep and use a Gearotic 1.0 to make and design ?imaginary? gears. Otherwise it?s current gearotics all the way.