Re: Make-before-break switch

[Eugene Mosca <emosca@PTD.NET>]

On 4/2/01 1:43 PM, "Herbert H Gottlieb" <herbgottlieb@JUNO.COM> wrote:

> On Mon, 02 Apr 2001 13:12:59 -0400 Eugene Mosca <emosca@PTD.NET> writes:
> > I am looking for a good photo of a single-pole double-throw
> > make-before-break switch.  (Make before break means that when the
> > switch is thrown an electrical connection is made between the pole and
> the new
> > contact before the connection with the old contact is broken.)  Does
> anyone
> > know where I can find such a switch, or a photo of one?
>
> I assume that your single-pole double-throw switch consists of
> three contacts in a line with the knife blade attached to the
> center contact. If so, just move one of the outer contacts so it
> is separated from the other outer contact by a distance that is
> slightly less than the width of the knife blade.
>
> Herb

I knew I left something out.  The switch should be a knife switch, like the
one you mention.  Also, I would prefer an off-the-shelf switch, not one I
modify.

Gene


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