> >> I am pondering about how to make a connector that takes zero-force
> to
> >> insert and remove for power tools.
> >>
> >> I love the way the power cord on the Mac laptops pulls out without
> >> destroying anything.
> >
> > Zero force and high amps probably aren't good friends.
>=20
> I guess they could be, for example when applying the contact force only
> after inserting, through a locking turn. However that's then probably
> not cheap, so I guess it's the old "pick your favorite two of three" :)
>=20
> OTOH, the typical insertion force of a mains plug doesn't seem to be
> excessive for use with a power tool.


I often put IEC sockets on things, not hand tools though.

The problem is movement.  If it's zero-force to insert, then it probably
won't take much for it to fall out.  If you do the MacBook thing -
http://en.wikipedia.org/wiki/MagSafe then you could always just use a reall=
y
big magnet.

I have seen mains-rated stuff like that, I can't remember where though.

Tony



--=20
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