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Click on
the topic below to see further details. These are arranged in chronological order. Most of
the pages contain a video viewer. If you are unable to use this to view the video clips,
click on the direct video links just below the viewer to upload the .mpg file to your
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ASTRONOMICAL SKELETON CLOCK PROJECT, INDEX |
| Date |
2003 |
Date |
2015 |
| |
Pre-construction design
work |
01/15 |
Calendar, begin reversible, third-order perpetual calendar
calculator complication module |
| 10-12/03 |
My early concept designs page 1 |
02/15 |
Calendar, complete the calendar calculator module |
| |
2004-2006 |
03/15 |
Calendar remontoire and
demonstration overdrive safety clutch |
| 5/04 - 4/05 |
My early concept designs page 2 |
04/15 |
Calendar readout control
levers, begin digital year indicator |
| 4/04, 1/06 |
Buchanan's early concept designs |
05/15 |
Calendar readout control levers and digital year indicator |
| |
2006 |
06/15 |
Calendar, skeletonize calendar frames, other misc. items |
|
Creation of
working component models and first generation mockup |
07/15 |
Calendar, completion.
Begin tellurion module, design & wheel blanks |
| 3/06 |
Working mockups in plastic - going barrel and
planisphere |
08/15 |
Tellurion assembly,
frame blanks, spoke wheels |
| 4/06 |
Working mockups in plastic - escapement and remontoire |
09/15 |
Tellurion assembly,
spoke and plant wheels |
| 5/06 |
Fabricator's design drawings page 1 |
10/15 |
Tellurion assembly, skeletonized frames |
| 5/06 |
Fabricator's design drawings page 2 |
11/15 |
Tellurion assembly, begin solar and lunar eclipse demo functions |
| 01-06/06 |
Fabrication of full scale mockup |
12/15 |
No work |
| 7/06 |
Full scale mockup page 1 |
|
2016 |
| 7/06 |
Full scale mockup page 2 |
01/16 |
Tellurion assembly, sidereal, synodic month; solar, lunar horizons |
| 7/06 |
Orrery mockup detail |
02/16 |
Tellurion assembly complete.
Complete sidereal dual dials |
|
2007 |
03/16 |
Pendulum spring
regulator assemblies |
| |
Fabrication Begins |
04/16 |
Pendulum spring, attachment
parts |
| 07-9/07 |
Main wheels, barrels & maintaining power systems |
05/16 |
Escapement, start final finishing.
Begin preparations for rating the clock |
| 10-12/07 |
Time train, Wagner dual remontoire, wheels, differential drive
|
06-07/16 |
Escapement, final finishing, begin balance springs testing |
| 08/16 |
Escapement, completion. continue balance
springs testing |
|
2008 |
09/16 |
Tellurion Earth globe,
complete balance springs testing |
| 01/08 |
Time train Wagner dual remontoire, output, cage, chaton assemblies |
10/16 |
No work,
My visit to the firm of Buchanan |
| 02/08 |
Planisphere design work |
11/16 |
Sun / Moon rise/ set
module, dial design and development of first & second-order moon anomaly
functions |
| 03/08 |
Time train, continue wheel work |
12/16 |
No work. |
| 04/08 |
Time train, bevel wheels, fly design, columns, screws |
|
2017 |
| 05/08 |
Time train, Wagner remontoire fly fabrication - rough out |
01/17 |
Sun / Moon rise/ set,
begin Great Anomaly & Projection variable differentials |
| 06/08 |
Time train, Wagner remontoire fly fabrication - finish work |
02/17 |
Sun / Moon rise/ set, complete variable differentials |
| 07/08 |
Time train, assembly of fly to remontoire |
03/17 |
Thermometer, analog |
| 08/08 |
Escapement, antifriction
wheel assembly, and main wheel clicks |
04/17 |
Sun / Moon rise/ set, begin
dial output drive assemblies |
| 09/08 |
Escapement, antifriction wheel
assembly, escapement wheels |
05/17 |
Sun / Moon rise/ set, dial
output drive assemblies and differential frame |
| 10/08 |
Pendulum balance assemblies - arbors |
06/17 |
Sun / Moon rise/ set, dial
output drive assemblies, module frames, shutter cam rollers, differential
setting & dials |
| 11/08 |
Pendulum balance assemblies - antifriction wheels and
their plates, complete arbors |
07/17 |
Sun / Moon rise/ set dial output drive assemblies, sun drive center sector
dials |
| 08/17 |
Sun / Moon rise/ set,
sun hand, glass dial work, redo center dial and bezel |
| 11/08 |
Pendulum balance assemblies - begin balances |
09/17 |
Sun /
Moon rise/ set, finish sun hand, glass dial frame, shutter setting dial |
| 12/08 |
Pendulum balance assemblies - complete balances |
10/17 |
Sun/Moon rise/set; horizon shutter cams, movable dial
plaques, mechanically complete |
| |
2009 |
11/17 |
Sun/Moon
rise/ set assembly, misc. work complete |
| 01/09 |
Escapement pallets, grasshopper assemblies |
12/17 |
No work. |
| 02/09 |
Escapement pallets, grasshopper assemblies redesign |
|
2018 |
| 03/09 |
Frames-entire compliment, complete redesign |
01/18 |
Planisphere module
mockup, miscellaneous projects |
|
Remontoire fly fan decoration; time train clutch |
02/18 |
Planisphere module,
begin module |
| 04/09 |
Remontoire components, refine. Seconds drive, begin
celestial train |
03/18 |
Planisphere module,
continuation |
| 05/09 |
Equation of time differential wheels, fly fan decoration, begin Robin remontoire |
04/18 |
No work |
| 06/09 |
Celestial train, continue Robin remontoire |
05/18 |
Planisphere module, completion |
| 07/09 |
Celestial train, continue Robin remontoire |
|
Project to date photos |
| 08/09 |
Celestial train, continue Robin remontoire |
06/18 |
Orrery,
begin preconstruction planning and design |
| 09/09 |
Celestial train, finish Robin remontoire, Begin lower movement frame |
07/18 |
Orrery, central support pillar, dial support bracket, begin Saturn gearbox
|
| 10/09 |
Frame-lower movement, completion. Bell strike hammer lift
cams |
08/18 |
Orrery, finish Saturn gearbox, begin Saturn
armature drive wheel set |
| 11/09 |
Bells; preparation for Horological Journal cover, Jan. 2010 |
09/18 |
Orrery, finish Saturn
armature drive wheel set, begin Jupiter gearbox |
| 12/09 |
Frame-upper movement, begin |
10/18 |
Orrery, finish Jupiter gearbox, revise main orrery enamel dial ring |
|
Project to date video page |
11/18 |
Orrery, complete Jupiter armature drive wheel set |
| |
2010 |
12/18 |
Orrery, begin inner planets gearbox |
| 01/10 |
Frames/plates-upper movement roughs, stop work and power reserve indicators |
|
2019 |
| 02/10 |
Stop work, cable hooks, begin power reserve indicators |
01/19 |
January work combined into December 2018 installment |
| 03/10 |
Power reserve
indicators, barrel clicks, redesign |
02/19 |
Orrery, continue
inner planets gearbox |
| 04/10 |
Power reserve indicators, complete; prep work upper frames |
03/19 |
Orrery, continue inner planets gearbox |
| 05/10 |
Frames-upper main, continue rough out, some finish & trim work |
04/19 |
Orrery, complete inner
planets gearbox, orrery mechanically complete |
| 06/10 |
Frames-upper main, rough out complete, some finish & trim work |
05/19 |
No work |
| 07/10 |
Frames, going, celestial, equation trains and pendulum support fabricated |
06/19 |
Orrery and other detail work |
| 08/10 |
Demonstration clutch parts, project to date photos;
films |
07/19 |
Orrery, completion |
| 09/10 |
Pendulum balance diagonals; poising weights, strike train rear
frame |
|
Project photos and video to date |
| 10/10 |
Strike train snail transfer train |
08/19 |
No work |
| 11/10 |
Strike train Fasoldt epicyclical fly fans, begin |
09/19 |
No work |
| 12/10 |
Strike train fly fans. Begin strike/ repeat control
assemblies |
10/19 |
Spring drive from weight drive conversion,
begin. Begin clock disassembly for final finishing
of all components |
| |
2011 |
11/19 |
Spring drive conversion complete, begin misc.
fabrications, refining and finishing of all
components for final reassembly |
| 01/11 |
Strike and repeat control assemblies, schematics; rack mockups,
|
12/19 |
Base frame,
strike flies, fabricate demo drive speed
selector |
| 02/11 |
Strike and repeat control assemblies, main strike fly
fan detents |
|
2020 |
| 03/11 |
Strike and repeat control assemblies,
initiators |
01/20 |
Time train finished, main frame wheel works and sidereal
time complication |
| 04/11 |
Strike and repeat control
assemblies, complete initiators |
02/20 |
Equation and time
transfer trains, tripartite drive, escape wheel
assembly, rack let-down flies, orrery drive,
fabricate dial support latches |
| 05/11 |
Strike and repeat control
assemblies, continue main strike fly detents |
03/20 |
Thermometer, demo drive
crank and transfer wheels, begin strike train |
| 06/11 |
Strike and repeat control
assemblies, rack pawls; rack let down flies |
04/20 |
Strike train, continue; begin
celestial train |
| 07/11 |
Strike and repeat control assemblies, quarter and hour racks |
05/20 |
Celestial train, finish; finish strike train
control lever work |
| |
Project to date photos and video page |
06/20-
07/20 |
Calendar module debugging
and finishing, begin dial bezel work |
| |
2012 |
08/20 |
Calendar module finished |
| 8/11-9/12 |
Fourteen month hiatus for restoration
of the Pouvillon clock |
09/20 |
Tellurion finished, continue dial bezel work |
| 10/12 |
Movement stand,
inner steel structure |
10/20 |
Planisphere mask, finish dial bezels, and misc.
demonstration mechanics |
| 11/12-5/13 |
Seven month hiatus for manufacturing
facility relocation |
11/20 |
Planisphere
finished, begin Sun and Moon module, misc. setting dials |
| |
2013 |
12/20 |
Sun
and Moon module and orrery finished,
enamel dial work installed |
| |
Fabrication of
enamel dial work, compilation, Feb. 2008 - May
2013 |
|
2021 |
| |
Dial work - Feb. 2008 to Jan. 2012, planisphere,
main time dial |
01/21 |
Clock frame, structural
support sub base redesign, finish most dial
hands |
| 06/13 |
Dial work - Mar. 2012 - Aug.
2012, orrery, redo main time dial |
|
Debugging begins and completion of
the final phases of the project commences |
| |
Dial work - Mar. 2012 - Aug.
2012, orrery, redo main time dial |
02/21 |
Dial hands finished, sedan chair carry frame constructed, debugging
begins |
| |
Dial work - Dec. 2012 - May 2013, redo orrery, complete
remaining dials |
03/21 |
Demonstration selector
retrofit - finished, debugging continues |
| 07/13 |
Main frame
cross pillars,
replacements |
04/21 |
Correction for seconds hand,
design issue, debugging continues |
| 08/13 |
Main
frame cross pillars, replacements |
05/21 |
Correction for seconds hand finished, world time
dial corrected and finished, fabrication of case
is finished, debugging continues |
| 09/13 |
Demonstration
drive, celestial train, the orrery dual speed transmission |
06/21 |
Sub-base surround built, dedication plate,
winding key reviewed, debugging continues |
| 10/13 |
Demonstration drive transmission, begin orrery
output gearing |
07/21 |
Various small chores addressed, timing trials begin,
debugging continues |
| 11/13 |
Demonstration drive and orrery output gearing,
completion |
08/21 |
Various small chores addressed,
timing trials continue, debugging continues |
| 12/13 |
No work |
09/21 |
Case arrives, keyways fabricated,
custom table ordered, debugging continues |
| Date |
2014 |
10/21 |
Wood sub base surround finished, final
photography and videography finished, NAWCC Zoom presentation, debugging
completed |
| 01/14 |
Strike snails and begin
strike hammer linkages
|
11/21 |
Correction of dual
Wagner remontoire phasing |
| 02/14 |
Strike hammer
linkage, continue |
12/21 |
The end of the original first and second
generation mockups |
| 03/14 |
Strike hammer linkages, completion |
|
2022 |
| 04/14 |
Strike hammers |
01,02/22 |
Rating of clock &
miscellaneous |
| 05/14 |
No work |
03,04/22 |
Begin key set fabrication,
fabricate shipping crates. custom display table arrives |
| 06/14 |
No work |
05/22 |
Finish key set fabrication, dedication plate |
| 07/14 |
Strike and repeat selection
levers, misc. parts, complete strike control system |
|
The fabrication of
the Astronomical skeleton clock is completed |
| 08/14 |
No work |
06/22 |
Preparing for shipping and the development of the Operations Manual |
| 09/14 |
Sidereal,
equation of time and calendar function drives |
07/22 |
Arrival to the USA of the Astronomical skeleton
clock, begin reassembly |
| 10/14 |
Finish last month's work.
Begin mockup for the perpetual calendar module |
08/22 |
Complete reassembly,
the project is finished |
| 11/14 |
Sidereal, equation drives,
kidney cam, equation of time system complete |
|
I hope anyone who
has followed this adventure has enjoyed it as
much as I have! |
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