oil pen airholes, why in the bowl?

ictus

Well-Known Member
I have been trying out many oil pen atomizers lately. Dab Tornado, VaporBrothers Dabbler, DivineTribe Donut etc.

While there are thing I like about all these atomizers they all share a common weakness: They all have airholes directly in the atomizer bowl! Some have the holes raised up a bit, but that doesn't help much due to how oil wicks away from heat.

I don't understand you you would do this. Why not build the holes on the OUTSIDE of these bowls, such as on the metal shaft below the bowl? As long as the air is being sucked from somewhere outside the bowl such that a pressure drop can occur in side the chamber, I can see no downside to a design like this.

So WHY isn't there pen made like this?

My awesome drawing skills. Like a cross section of the atty. Black "U" is the atty bowl, the blue is whatever glass globe or exterior of the housing.

On the LEFT is how most attys I see being built. Airhole is a drip path for the oil. On the RIGHT side is how I'd like to see a pen chamber built where the airpath is not touching anywhere near the bowl interior.


atty1.jpg


Also while on the same subject, the wire holes in most of theses attys looks much bigger than they need to be. I haven't actually disassembled one to confirm the large holess continues through but it seems like another overlooked area. Wouldn't you want the holes as tight as possible so nothing can drip through?

Any attys out there built like this?
 
ictus,

Enchantre

Oil Painter
Have you looked at W9 Tech?

I see them as better designed, and higher quality, and I've not been annoyed by their intake air holes.
 
Enchantre,

ictus

Well-Known Member
Have you looked at W9 Tech?

I see them as better designed, and higher quality, and I've not been annoyed by their intake air holes.
I used an omicron a year ago or so but ended up not liking it due to the "black box" nature. I did initially get decent hits followed by slowly declining performance, and then bad taste. I know lots of people swear by them but they are not for me.

With my VB atomizer I feel like I can steadily reload small amounts and get fairly consistent performance. I'd like to try more atomizers of similar style that will let me load more oil but they all seem to have that same design style. I am just wondering why on earth they are all like that.
 
ictus,
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