This group shows the making of the escape wheels, making a pin wheel escapement is much more time consuming that a English style Deadbeat escapement. All the work is done on a Leitz jig borer for accuracy and stability. Descriptions; Escape wheel 1; the center hole is bored using a 5mm slot mill which provides […]
Monthly Archives: July 2015
23rd July 2015 / Double Pendulum Clock with Wandering Moon & Night Sky (Read More)
Good progress these last few days. I have now made the pillars for both movements, fitted the barrel cocks, finished and fitted both barrels including the steel endpieces, the maintaining detents and cut the wheels and pinions. Both movts. are shown assembled with pillars and their respective barrels fitted. I like to have the barrels […]
12th July 2015 / Double Pendulum Clock with Wandering Moon & Night Sky (Read More)
I have been asked what the new case will look like for this clock as this is a new and much smaller case than used in previous Double Pendulum clocks, so here they are. The first is a computer rendering of the case, followed by a dimensioned drawing. I have also added drawings of the […]
8th July 2015 / Double Pendulum Clock with Wandering Moon & Night Sky (Read More)
Today’s subject is “Making a wheel”. This group of photo’s how it is done from start to finish. Making a wheel 1-3; a center is first made with a center punch then the diameter is scribed, next the center hole is reamed, then the disc is cut out on a band saw. Making a wheel […]
3rd July 2015 / Double Pendulum Clock with Wandering Moon & Night Sky (Read More)
Descriptions; Slotting Invar 1; Beginning the initial cut through 3/4 inch (19mm) thick Invar 36. Slotting Invar 2; Completed cut. Slotting Invar 3; Cutting the angled slot for the the lower suspension cross bar which supports the entire pendulum. Invar parts; A portrait of all the Invar 36 parts necessary for the Double Pendulum clock, […]
1st July 2015 / Double Pendulum Clock with Wandering Moon & Night Sky (Read More)
Descriptions; Photo 1 & 2; this is the pendulum hook begin drilled out then bored to size to fit the Fused Silica. Photo 3; Cutting the slot to fit the lower portion of the suspension spring Photo 5; Sawing off the blanks which will become the regulating nuts. Photo 6; Each blank has a step […]
24th June 2015 / Double Pendulum Clock with Wandering Moon & Night Sky (Read More)
Descriptions; Complete Suspension; this is fully assembled and ready to be fitted to the back plate. Suspension spring; one of the 2 suspension springs, for reference I have added a group of modern suspension springs. Milling square for beat setting; this the center shaft used to set the beat. Knurling beat setting nut; one of […]
14th June 2015 / Double Pendulum Clock with Wandering Moon & Night Sky (Read More)
Descriptions; The materials; the pile of metals needed, the Invar and fused silica is not shown here. Cutting barrel blank; 2″ dia. brass bar is cut off on the band saw Brass soldered to shafts; the brass is drilled then soldered to the silver steel shafts. Screw cutting; the screw cutting is left handed and […]