Author Topic: Spraymist Ramblings  (Read 10790 times)

Offline gerritv

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Re: Spraymist Ramblings
« Reply #15 on: February 09, 2016, 12:35:46 PM »
I too bought one like yours. Regardless of the label on top of the fitting, air will flow, or not, depending on how far out you screw the needle valve. It is just a label.

The bigger issue with this design is that although it looks on the outside like Bog's, inside is a different story altogether. The fluid hose goes straight through to the end of the lock-line. The air hose feeds to the outside perimeter at the lock-line end. The operation is by airflow creating suction on the fluid, and eventually dragging some out the end. Unlike Bog's design this happens at the end of the line.

A much improved design pressurizes the fluid, requiring considerably less air pressure and flow to arrive at the same spitting action.

My version has an extra air valve that will be used to supply high volume air directly to the periphery of the nozzle. I did find that the air flow valve is not needed, just the fluid one.
The original FogBuster patent has a good explanation: http://www.google.com/patents/US5390854
<a href="https://www.youtube.com/watch?v=x3AoB5a97BE" target="_blank">http://www.youtube.com/watch?v=x3AoB5a97BE</a>
« Last Edit: February 09, 2016, 12:42:31 PM by gerritv »
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Offline Steamer5

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Re: Spraymist Ramblings
« Reply #16 on: February 10, 2016, 09:38:27 AM »
Hi Gerritv,
Yep agree the air comes out no problem, the issue is it comes out when the valve is shut, and there is little or no adjustment!
 The picture of my units, with the air plugged into the tubing push fitting, as you would think would be the air inlet, there is no control. IF you remove the valve & put the air in the threaded side then you get controlled air flowing OUT of the tube fitting from nothing to full flow!
When I googled these valves that's when I found that there are two types, as fitted to mine, with OUT on the knob, and the other which has IN. The info on them says that the OUT type controls the air flow out the tube fitting, the IN type controls the air flow out the threaded side.
Oh I checked out other sellers, surprising how similar the photos are, most appear to have used the same valve, sounds like you got the right valves on yours.
Hope this makes it clearer, sorry if I confused things in my last post, I know I'm getting a run around but 2 can play that game  :stir:
Agree that it's not like Bogs version, but if it  :hammerbash: me enough I'll build the Bogs end fitting or a fog buster version, thanks for the link.

Cheers Kerrin
Get excited and make something!

 

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