Vernier clock: Difference between revisions

From Squirrel's Lair
No edit summary
No edit summary
Line 1: Line 1:
stationary disk with 60 slots, with a rotating disk with delta 1 lines behind.  
Stationary disk with 60 slots, with a rotating disk with delta 1 lines behind.
 
On a caliper, the vernier site of the scale has 11 increments for 10 on the main side.
 
Does it matter which side becomes the hand and which the background? Test...


==to do==
==to do==
* design the thing
** update hole sizes{{TD computer}}
* cut it out {{TD Possum Lodge}}
* cut it out {{TD Possum Lodge}}
== file ==
stick\projects\vernier clock


== options if current design does not work ==
== options if current design does not work ==
Line 15: Line 20:
** diameter minute 3.55mm
** diameter minute 3.55mm


[[Category: Future project]]
[[Category: In-process projects]]

Revision as of 07:15, 2012 October 26

Stationary disk with 60 slots, with a rotating disk with delta 1 lines behind.

On a caliper, the vernier site of the scale has 11 increments for 10 on the main side.

Does it matter which side becomes the hand and which the background? Test...

to do

file

stick\projects\vernier clock

options if current design does not work

  • need to figure out the hours part... maybe spiral?
  • could do the whole thing with only 5 minute increments and use hour speed

givens

  • Clock mechanism
    • diameter hour 5.75mm or 5mm (it has a step)
    • diameter minute 3.55mm