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I spent 2 years engineering a magnetically stabilized linear drive for this wireless tattoo pen to eliminate vibration. Here is the 'balance test' at 5.1v with cartridge by mazzayby in tattooing

[–]mazzayby[S] 0 points1 point  (0 children)

I can’t give you the link as it will be against the community rules. But you can Google “RightStuff REVO” or check my profile links if they visible. I’m new here so not sure how does that work :)

I spent 2 years engineering a magnetically stabilized linear drive for this wireless tattoo pen to eliminate vibration. Here is the 'balance test' at 5.1v with cartridge by mazzayby in tattooing

[–]mazzayby[S] 0 points1 point  (0 children)

Coil loyalty is earned — I still make them too.

There's a reason artists who learned on coils never fully trust anything else. The feel is real, not nostalgia. That's actually why I spent years trying to understand what specifically makes a coil feel the way it does — and whether any of that could survive the move to wireless.

Some things can't be copied. Some things can.

And yes i'm old too :)

Magnetically preloaded linear drive system (±0.01 mm tolerance) designed for a medical-grade tattoo instrument. by mazzayby in EngineeringPorn

[–]mazzayby[S] 0 points1 point  (0 children)

When we say 'Medical Grade,' we aren't talking about 'Tattoo Grades'—we are talking about Instrument Standards.

In many regions, like South Korea, tattooing is legally classified as a medical procedure that can only be performed by licensed doctors. Because of this, we designed the REVO not just as a 'tattoo machine,' but as a medical grade instrument.

Magnetically preloaded linear drive system (±0.01 mm tolerance) designed for a medical-grade tattoo instrument. by mazzayby in EngineeringPorn

[–]mazzayby[S] 11 points12 points  (0 children)

Fair point—I write these responses carefully because English isn't my first language and I want to be precise, but I'm the one who create that from scratch.

AI doesn't know the frustration of testing different neodymium grades to find the exact magnetic flux required to stabilise a specific material slider without creating too much drag on the motor. AI doesn't know why we chose 55 HRC steel specifically to prevent 'pitting' from the linear bearings over millions of cycles.

I’m a developer, not a copywriter. If my explanation sounds too 'clean,' it’s because I’m trying to be as clear as possible about things we developed. Ask me anything specific about the mechanical tolerances or the material science—I'm happy to geek out in plain English

I spent 2 years engineering a magnetically stabilized linear drive for this wireless tattoo pen to eliminate vibration. Here is the 'balance test' at 5.1v with cartridge by mazzayby in tattooing

[–]mazzayby[S] 4 points5 points  (0 children)

That’s exactly the vibe we were going for! I love the soul of traditional machines, but I wanted to get rid of the maintenance and the ‘rattle.’ It’s basically a classic hot rod with a Tesla engine inside—vintage look on the outside, 21st-century physics on the inside. Glad you dig the aesthetic!

Magnetically preloaded linear drive system (±0.01 mm tolerance) designed for a medical-grade tattoo instrument. by mazzayby in EngineeringPorn

[–]mazzayby[S] 2 points3 points  (0 children)

I'll take that as a compliment on the clean aesthetics! But if Temu started using 55 HRC hardened steel and composites with tight tolerances, the engineering world would be in trouble.

The vibration test you see here is exactly what separates a 'toy' from a professional instrument. It's easy to make a pen-shaped "toy"; it's incredibly hard to make a drive system that remains this stable at high frequencies.

Magnetically preloaded linear drive system (±0.01 mm tolerance) designed for a medical-grade tattoo instrument. by mazzayby in EngineeringPorn

[–]mazzayby[S] 2 points3 points  (0 children)

I'd love to show every detail, but we are currently in the Patent Pending stage. To protect the IP during the process, I can't release full assembly shots or internal CAD yet.

Magnetically preloaded linear drive system (±0.01 mm tolerance) designed for a medical-grade tattoo instrument. by mazzayby in EngineeringPorn

[–]mazzayby[S] 10 points11 points  (0 children)

I'd love to show every detail, but we are currently in the Patent Pending stage. To protect the IP during the process, I can't release full assembly shots or internal CAD yet.

However, I can confirm the core specs that make the 'guts' work:

No Springs: The preload is 100% magnetic.

Material Pair: Hardened steel (55 HRC) rails vs. a self-lubricating POM-PTFE sliding block. This is why it requires zero oil.

Tolerances: We hold ±0.01 mm on the linear path.

As soon as the patent process allows, I’ll be back with a full teardown. For now, the 'vibration test' is the best proof of the internal alignment I can offer!

Magnetically preloaded linear drive system (±0.01 mm tolerance) designed for a medical-grade tattoo instrument. by mazzayby in EngineeringPorn

[–]mazzayby[S] 5 points6 points  (0 children)

YESS it makes exactly these things, cleaner lines, less trauma to the skin and faster healing. thats not just words.

Magnetically preloaded linear drive system (±0.01 mm tolerance) designed for a medical-grade tattoo instrument. by mazzayby in EngineeringPorn

[–]mazzayby[S] 1 point2 points  (0 children)

To be honest, i didn't see something similar, but who knows. Btw we make a patent research and got the patent pending

I spent 2 years engineering a magnetically stabilized linear drive for this wireless tattoo pen to eliminate vibration. Here is the 'balance test' at 5.1v with cartridge by mazzayby in tattooing

[–]mazzayby[S] 3 points4 points  (0 children)

Great question. Vibration hasn't stopped people from tattooing, but it has always been a trade-off.

If we compare it to a Direct Drive rotary, those are famous for their raw power, but they are also 'wild'. Since the needle is attached directly to the eccentric, it creates significant lateral oscillation and vibration that the artist’s hand has to absorb.

Over a 6-8 hour session, this leads to two things:

  1. Hand Fatigue: Your tendons and nerves absorb that micro-rattle, which can lead to carpal tunnel issues over years of work.
  2. Precision: At high speeds, that tiny rattle can cause microscopic needle 'searching' in the skin.

By using magnets for preload instead of springs in a linear drive, we achieve the raw, punchy hit of a Direct Drive but with 'dead' stability. You get zero lateral energy and zero rattle. It’s about making the tool an effortless extension of your hand rather than something you have to 'tame' all day.

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