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EJAB

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And that's how I know you aren't a designer.

You don't question the length of the adapter threading on the K4. You don't think at all. You just claim "DESIGN FLAW". If something doesn't work, it doesn't always = design flaw. It could be CNC operator flaw. It could be inspection flaw. It could be wrong drawing revision flaw, etc etc etc.
Calm down.. You're right, it's probably a Manufacturing flaw and it sucks that you got one of the "lemons."
 

Moonbogg

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Calm down.. You're right, it's probably a Manufacturing flaw and it sucks that you got one of the "lemons."

Does this mean you want to be friends? We can be friends. Have I mentioned that my K4 excites me sexually, and nothing could ever change that fact? Did I just get myself in trouble?
 

BNEAT

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I still think the design is fine. The threads just aren't deep enough. There are countless threaded connections readily available, such as pipe fittings, couplings and all sorts of things with internal threading that don't have a relief. They all work fine, so long as the threads are deep enough.

Comparing this to pipe fittings is laughable

The relief cut is a carry-over, from the days of manual machines, which provided a stopping point for the machinist to disengage the carriage. Even with CNCs cutting the threads, the relief cut at the bottom is mandatory to keep production time and quality at it's peek. If you try to cut the threads too deep in a confined area (too close to the bottom), the metal chips will pinch and knot up on the tooling causing it to break. Smaller cuts can avoid this, but that adds time to the production process.

That is only one of the many reasons a relief is needed in this situation, but I really don't want to continue. Like I said before, that picture of the P3 is worth a thousands words.

This design does work, but that doesn't make it a good design....and I am a designer.
 
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Moonbogg

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Comparing this to pipe fittings is laughable

The relief cut is a carry-over, from the days of manual machines, which provided a stopping point for the machinist to disengage the carriage. Even with CNCs cutting the threads, the relief cut at the bottom is mandatory to keep production time and quality at it's peek. If you try to cut the threads too deep in a confined area (too close to the bottom), the metal chips will pinch and knot up on the tooling causing it to break. Smaller cuts can avoid this, but that adds time to the production process.

That is only one of the many reasons a relief is needed in this situation, but I really don't want to continue. Like I said before, that picture of the P3 is worth a thousands words.

This design does work, but that doesn't make it a good design....and I am a designer.

Impossible. I have to be right.

Just kidding. I just wish I had another 1/2" thread in that thing. That's really all I care about. I'm thinking about going to vaperev (I live near by) and sampling some P3 adapters. If I find one that fits, then I'll grab it and run (after paying). Whether the design is good or not, I hope a lot of people didn't get screwed with this gap issue. People pay the big money on hardware expecting good quality control and they expect parts to fit like they are supposed to. This is why I spent $250 on a P3 and $200 on an authentic. Did I waste my money? Would I have been better off with a K4 clone if the real thing isn't even going to fit anyway? Questions, questions.

To be fair, all of the Provape parts fit and work fine with the P3. It is the 3rd party component that does not fit. The P3 itself has no issue.
 
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AstroTurf

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I agree it makes more sense to thread the top cap a little deeper to allow for maximum compatibility with adapters, rather than hoping the adapter hits the dimensional target perfectly. If its slightly too long, you have a gap. Granted the adapter could have been made with the threaded portion slightly closer, but it wasn't. It does look like the P3 has enough room for some more threading though.

Why should ProVape have done anything differently?

I just don't get it.

PS My car came with 29 inch tires... 32 inch tires won't fit... But if the car maker had just made the wheel wells bigger, Well then, They would fit.

Does not compute!
 

AstroTurf

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Its just a tight space to work with and screwing it up is really easy. Off by just a little and you have an issue, you know, like my massive gap. Maybe I'll send my sketch to provape just for fun. Maybe we'll get lucky and they will comment on the issue in the P3 thread.

Better sent to the makers of accessory tanks.

I mean Aspire got it right.
 

AstroTurf

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Bottom line is Smoemesto designed and machined every threaded connection in the K4 the way threaded connections are supposed to be. Provape must have let one of their apprentice boys design their P3.

Technically, it's the Svoemesto part that doesn't fit the Provape part, since that is what came first. When you don't follow conventional design practices, this is what happens.

The Apprentice Boys Did better than Svomesto...

So True!!!
 

raitizz

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Huh, What?!?

How so?

They ProVape made a product, while the others SvoeMesto made the accessory.

Now how did ProVape drop the Ball?!?

I don't know, man. There are some good points on both sides, I think, but I'm too tired tonight to get into all that. My connector worked, like HB said - "out of the box", with 1/4 of a turn pressing the pin in. Ok, the tight draw does not work (yet (or I'm just too dumb)), the pin screw of the V4 ate away some of the mod's pin (fixed with a fine file), other than that - a nice piece of engineering, and its Engineering, when we talk about the V4.

R
 

AstroTurf

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Yeah, an all out assault on cigarettes' healthy alternative...in all probability funded by 'big tobacco'. You would think they would get behind something that would keep their users alive longer, thus allowing them to buy more product. Instead of trying to snuff it out they should evolve, like most business must do, when met with competition

They are...

They (Big Tobacco) produce and sell ecigs, and want only the sealed system ecigs to be legal.
 

AstroTurf

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There is no under-cut at the bottom of the threads, which is standard practice, (and can be seen on every blind threaded connection on the K4, including the P3 adaptor.) which contributes to the depth of the threaded area being entirely too shallow for that thread pitch.

If they really wanted to improve something, they should have made their P3 connection male, not female. (see Joyetech eVic Supreme, 23mm) Now that was a good idea! (which came out BEFORE the P3) The internal parts of the P3 all the way up to the positive contact are as compact and short as possible, a "fixed" dimension. The threaded connection had to be designed around this fixed positive contact point, and Provape decided to add a female threaded area on top of that instead of designing an external male connection around their fixed positive contact. So in order to conserve space and keep their device as short as possible, they made the threaded area too damn short for the task. Male threads could have been machined all the way to the battery cap without adding any overall height to the device.

My 510 connection Kayfun lite disagrees...
 

BNEAT

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Huh, What?!?

How so?

They ProVape made a product, while the others SvoeMesto made the accessory.

Now how did ProVape drop the Ball?!?

I never even considered it might be a threading problem, just assumed the whole SM P3 section below the base (including the threads) was too long. But after seeing your post, and that the P3 top cap threading doesn't go all the down, it very well could be. I remembered the large beveled section on the ProVape 510 adapter so grabbed a comparison shot of the two.

mtbat5.jpg




I'd have to disagree that the Provari is out of tolerance based on my picture above of the large beveled section at the bottom of the ProVape 510 adapter. ProVape made it this way, for whatever reason. SvoeMesto needs to conform to their specs.

If you make the champher as large as Provape did, then there would literally be only one thread holding your topper on your Provari. Svoemesto did the best that they could do considering the design limitations.
 

AstroTurf

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Impossible. I have to be right.

Just kidding. I just wish I had another 1/2" thread in that thing. That's really all I care about. I'm thinking about going to vaperev (I live near by) and sampling some P3 adapters. If I find one that fits, then I'll grab it and run (after paying). Whether the design is good or not, I hope a lot of people didn't get screwed with this gap issue. People pay the big money on hardware expecting good quality control and they expect parts to fit like they are supposed to. This is why I spent $250 on a P3 and $200 on an authentic. Did I waste my money? Would I have been better off with a K4 clone if the real thing isn't even going to fit anyway? Questions, questions.

To be fair, all of the Provape parts fit and work fine with the P3. It is the 3rd party component that does not fit. The P3 itself has no issue.

Good Point...

The Clowners will get it right!

They (Clowners) will look at the P3 to 510 adapter, and say do it like this to make it work.

Aspire already has.

IMO, Jim
 

AstroTurf

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Huh, What?!?

How so?

They ProVape made a product, while the others SvoeMesto made the accessory.

Now how did ProVape drop the Ball?!?

I never even considered it might be a threading problem, just assumed the whole SM P3 section below the base (including the threads) was too long. But after seeing your post, and that the P3 top cap threading doesn't go all the down, it very well could be. I remembered the large beveled section on the ProVape 510 adapter so grabbed a comparison shot of the two.

mtbat5.jpg




I'd have to disagree that the Provari is out of tolerance based on my picture above of the large beveled section at the bottom of the ProVape 510 adapter. ProVape made it this way, for whatever reason. SvoeMesto needs to conform to their specs.

If you make the champher as large as Provape did, then there would literally be only one thread holding your topper on your Provari. Svoemesto did the best that they could do considering the design limitations.

Looks to me based on the pix that Svoemesto did not follow the example given by ProVape.

Lets count the threads together... One, Two, Three.

Yes, Three, Thats where Svoemesto stopped. ProVape has at least Two more.

Remember to divide the ProVape 510 in half from the bottom to the top.

Jim
 
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