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[DPRG] Extinguishing the FireFighting candle

Subject: [DPRG] Extinguishing the FireFighting candle
From: Rodent daweasel at swbell.net
Date: Sun Feb 3 22:41:39 CST 2002

I pondered this speaker thing further, and if you used a funnel and a
long-excursion speaker you could do the same thing.

----- Original Message -----

> The toy that you refer to is the infamous "Wham-O Air Blaster".
>
> I never had one, but a friend did, and it was awesome.  It was a vortex
> cannon that had a rubber membrane that required a good deal of effort to
> pull back into the "cocked" position.
>
> When you pulled the trigger, it belched forth a burst of air that
travelled
> for quite a distance.  It was especially good at annoying cats (NOTE: None
> of the little furballs was ever injured - the Air Blaster was simply used
> for ruffling their whiskers from the other side of the room).

> They had a toy gun like that back in the 60's -- I think they banned it
> because kids were sticking it up to their ear. It was the weapon carried
by
> the aliens in "Santa Claus Conquers the Martians."
>
> You could do the same thing with a funnel and a sheet of rubber. Stretch
the
> rubber over the large end of the funnel. To "fire" it, draw the rubber
back
> a few inches and let go.
>
> As far as the water goes, look into the mist and drip irrigation stuff at
> Home Depot -- lots of little spray nozzles with different patterns.
>
> What about a water balloon on an arm? Suspend it over the candle and pop
it.
>
> ----- Original Message -----
>
> > Directing the spray is the big problem with water as you can see.
> >
> > My concern with water is that you have to use a lot of it and have a
> direct
> > hit to be effective.
> >
> > While it is allowed, it does cause a mess for the judges to clean up
> between
> > contestants.
> >
> > How about a "sonic" blast?
> >
> > I remember when I was in cub scouts, we took an old oatmeal container,
cut
> a
> > dime size hole in the top. The rest was sealed. By flicking your finger
on
> > the bottom, the big bottom forced a burst if air out the small hole.  I
> > wonder if something along that principle can be implemented.  Maybe with
a
> > speaker.  Seal one side to a cone and have a small opening that you
point
> at
> > the flame.  Changing polarity of the speaker should make it travel the
> > longest distance.  It may be enough to put out the candle.
> >
> > I don't know if it will work, but it is a brainstorming idea for
something
> > different.




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