On Sat, 5 Dec 1998, Ward Donald Griffiths III wrote:
> Russ Blakeman wrote:
> >
> > Eric Smith wrote:
> >
> > > Christian Fandt <cfandt_at_netsync.net> wrote:
> > > > You've probably seen fuel tanker trucks with a metal chain
> > > > dragging. It too was used as a static drain for obvious reasons ;)
> > >
> > > I only noticed one of these for the first time about a month ago. I
> > > was wondering why they were dragging a chain; it was throwing lots of
> > > sparks. Didn't seem like a great idea to me, but what do I know?
> >
> > It's not since there shouldn't be sparks as the chain or strap is
> > supposed to be non-ferrous, ie brass or copper. Sure it wears out but no
> > sparks. Just a good ground to earth to drain the buildup from the frame.
>
> Yes, throwing sparks does sort of defeat the purpose. Never saw one
> do that, admittedly the only place I ever paid attention was the
> flight-line back when I did airplanes for a living.
Not really, since the primary purpose is to drain any static charge prior
to rigging out the tank filler hose and having a spark at the tank filler
pipe.
- don
> Ward Griffiths <mailto:gram_at_cnct.com> <http://www.cnct.com/home/gram/>
>
> WARNING: The Attorney General has determined that Alcohol, Tobacco,
> and Firearms can be hazardous to your health -- and get away with it.
>
donm_at_cts.com
*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*
Don Maslin - Keeper of the Dina-SIG CP/M System Disk Archives
Chairman, Dina-SIG of the San Diego Computer Society
Clinging tenaciously to the trailing edge of technology.
Sysop - Elephant's Graveyard (CP/M) Z-Node 9 - 619-454-8412
*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*--*
see old system support at
http://www.psyber.com/~tcj
visit the "Unofficial" CP/M Web site at
http://cws86.kyamk.fi/mirrors/cpm
with Mirror at
http://www.mathcs.emory.edu/~cfs/cpm
Received on Sat Dec 05 1998 - 17:05:16 GMT