Re: [CAD_CAM_EDM_DRO] Sealed Keyboards - Update

ptengin@... wrote:

> In a message dated 08/15/2000 11:18:58 AM Hawaiian Standard Time,
> jmelson@... writes:
>
> << Well, thanks for being the tester on this one. I paid roughly $20 for a
> membrane
> cover for a standard keyboard, and have been using it for 6 months or
> more. It
> looks very flimsy, but stands up to use in the shop pretty well. It
> doesn't alter the
> feel or function of the keyboard at all, but does make reading the
> legends on the
> keys a little harder. Hot chips do melt into the keyboard a little, but
> generally the
> really hot ones, right off the cutting tool are not able to hit the
> keyboard the way >>
>
> Jon,
>
> How many keys do we need for an EMC or other cnc control keyboard? Could
> we build one with a few keys? G, X, Y, Z, N, a few numerals and an enter
> key, Seems one could build one with aluminum keys or some high temp plastic.
> Program a pic chip to do the house keeping.
>
> I know on my CNC, I wear out the start cycle button, the "G" key, the stop
> key and the feed overide knob. The rest of the keyboard is virtually
> untouched.
>
> Might be another neat product from Dan Mauch and or Hans W.
>
> Peter
> THRD, Inc.
>

Capacitive switches....or if you one finger type label hall effect devices and glue a small magnet to your typing finger. ;-)

Dave

>
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