Subject:
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9V batery box (6 AA) - pressed too much
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Newsgroups:
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lugnet.technic
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Date:
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Thu, 6 Oct 2005 02:40:07 GMT
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Viewed:
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3663 times
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At the last robot contest, I discovered that if I press down on either
side of the battery box red switch, the power stops.
It is hard to put into words.
If you hook up a motor to this battery box:
http://www.peeron.com/inv/parts/2847c01
and press the red button, the motor spins.
if you continue to apply pressure to that switch, the motor stops.
I've seen this now on 2 of my battery boxes. Anyone else have this
problem, and know why?
I have taken apart one box, and I just cant see why this effect occurs.
All that happens is that the button presss a bit of sprung steel into
a common bar. I dont understand why additional pressure stops it.
Thanks
Chris
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Message has 2 Replies:
 | | Re: 9V batery box (6 AA) - pressed too much
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| (...) Hi Chris, If you just leave the motor on without pressing the red button does it also stop? The battery boxes have a built in current limiter that will stop current flow if you are drawing too much power. Could that be the problem? Kev (19 years ago, 6-Oct-05, to lugnet.technic)
| | | Re: 9V batery box (6 AA) - pressed too much
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| (...) The battery box switch is designed so that if you press on both sides at once, nothing will happen. The switch deliberately short circuits the motor output when neither side is pressed. If you have one side clicked 'on' and gently press the (...) (19 years ago, 7-Oct-05, to lugnet.technic)
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