Subject:
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Re: Electro-magnets
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Newsgroups:
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lugnet.robotics
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Date:
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Wed, 12 Dec 2001 02:54:49 GMT
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Viewed:
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585 times
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Another simple source is a 12 volt electro-magnetic clutch. These are
available on the surplus market, with typical price around $5 US.
- pete.
In lugnet.robotics, Rainer Balzerowski writes:
> IMHO is the easiest way to get strong electro-magnets to disassemble 6V relays.
> They include good electro-magnets.
> I did so and was able to hold a 500g hammer with two of them running at 6V.
>
> I used relays from FINDER (Series 55 if i remember right), a swiss company
> that builds that stuff.
> For UK have a look at
> http://www.findernet.com/en/countries/uk/index.php
>
> Rainer
>
> In lugnet.robotics, Styxrocks@aol.com writes:
> > What is your plan for the electromagnets? If you can not find them, they are
> > simple to make yourself out of fine insulated (varnished) copper wire. You
> > will have to do a little bit of experimenting to get the streingth just
> > right. Wrap the wire into a small coil of many turns. The more turns you
> > have, the more streingth you will have. A certain amount of turns is
> > required to prevent drawing excess current and burning out the wire and/or
> > power supply.
> >
> > Jim
> >
> >
> > > I'm sorry if this is a bit off the subject-
> > > Does anyone know where you can get small electro-magnets in the UK?
> > > Nobody seems to sell them.
> > > I am thinking of making a robot with electromagnets.
> > >
> > > BEN
> > > --
> > > :-) BEN (-:
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Message is in Reply To:
 | | Re: Electro-magnets
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| IMHO is the easiest way to get strong electro-magnets to disassemble 6V relays. They include good electro-magnets. I did so and was able to hold a 500g hammer with two of them running at 6V. I used relays from FINDER (Series 55 if i remember right), (...) (23 years ago, 11-Dec-01, to lugnet.robotics)
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