Separate names with a comma.
Showing your beautiful work so often to us, is VERY educational !
It's stimulates, to make your own small buildings, also to a higher...
Could it be the fastest way for an answer, to contact Robert Porter directly (via contact page on his website) ?...
No. IX. CLOCK-ESCAPEMENT AND SELF-ADJUSTING PENDULUM on JSTOR
May be above some explanation ?
This mechanism was made as an exercise-project for a young clockmaker about 35 years ago.
So it never was part of a clock. But …. of...
I was allowed to make drawings from an existing perpetual calendar.
May be of help ?
Some "regular" screenshots and a rotatable... 3D-PDF....
Clear now. Thanks a lot !
Enjoy all your contributions a lot (and do learn from them).
I'm so sorry, but I did not understand the procedure.
The depthing is clear of course.
This procedure gives -one- right distance...
Recently (November) I was in the Amsterdam Arts and Antiques fair "PAN" in Amsterdam.
PAN Amsterdam - Home
On the exhibition stand...
Really spectacular !+!
In fact same as John says above: The click has a better bite.
May be these pdf drawings usefull ?
They are from the small exercise -clock... from our clockbuilding-hobbyclub....
Or in the Netherlands:
VOF van de Gevel
Has normally also Thornton cutters in stock.
Hi Dandydude (sorry, I don't know your name),
I'm not able to help on this question. Lack of experience on my side alas.
Probably you can ask on...
And don't forget all links Chris Raynerd (above) collected here:
Is this of help ?
Scroll down on the page in the link below (and after that.., admire the pics in the whole thread !)
Here on Uhrforum
Seems not much real dimensions till now.
I put an Google picture in a drawing program and rescaled it on the 24 inch dial.
Google for : Kummer Ludwig Strasser", than you see many booksellers.
Gentleman, Allan, Phil,
Thanks you very much for these -usefull- comments ! Greatly appreciated.
Developing/awakening insight here.
I presume your son is aware of Gearotic motion: Home
The demo is fully functional !