piano keytop replacement
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TRANSCRIPT
Jigs for
Keytops
Duane McGuireFebruary 24, 2011
First:
Let's talk about safety!
If it doesn't look safe to you, it's not safe for you.
If you don't know what can go wrong. Stop. Think. Ask.
Focus and attention: Where are your fingers? Where is the blade?
As you gain experience, maintain awareness.
Nice looking keys, huh? Nice looking keys, huh?
Glass Bead
Blast Booth
After bead blasting After bead blasting
AfterAfterBeforeBefore
Ivory Removal
Keytop
Planing
Result:
Uniform depth of cut
Square edge at back of cut
The concept – drill press rotary cutter presented by Bill Spurlock PTJ March 1991
Duane's working diagram
Measuring Ivory Thickness
0.9 mm
Plastic Keytop: 2.4mm
We're planing the key down 1.5 mm
Jig Details
Key Front Preparation
Then a Miracle Occurs:
New key tops are glued to the resurfaced keys.
Flush Trimming Setup
End Product
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