The switch I am looking for is special in that it does not allow you to throw any other poles on the switch untill you open the first poll.
It works similar to this:
(press button 1)-(cant press any other button)-(press button 1 again)-(can press anyother button)...
2006-08-12
15:10:16
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2 answers
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asked by
Anonymous
in
Science & Mathematics
➔ Engineering
the locking process is all mechanical. The only electrical thing about the device is that it opens and closes circuits.
2006-08-12
15:23:20 ·
update #1