Magnetic Gears

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  • Опубліковано 2 сер 2021
  • What are magnetic gears? How do they work and how could you build some yourself? Watch this video to find out!
    Downloadable part templates: www.kjmagnetics.com/blog.asp?...
    Magnets used: www.kjmagnetics.com/proddetai... and www.kjmagnetics.com/proddetai...
    Pole ID App for iPhone: apps.apple.com/us/app/kj-pole...
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  • Наука та технологія

КОМЕНТАРІ • 26

  • @DEtchells
    @DEtchells 2 роки тому +7

    This is really fascinating, and I think useful. I've been considering a project where I'd need to transfer mechanical motion into a vacuum chamber. As long as I could get the necessary torque, this would be a great solution!

  • @Reverberocket
    @Reverberocket 2 роки тому +2

    Very interesting and well explained. Would really like to see a rough torque increase/reduction measurement.

  • @thesupremesonicsupport3292
    @thesupremesonicsupport3292 2 роки тому +3

    As unique as always ❤️

  • @marks4982
    @marks4982 2 роки тому

    I love that this is literally just some nerds who like playing with magnets. Love your stuff :)

  • @billbucktube
    @billbucktube 2 роки тому +1

    Always fascinating.
    Have you seen the magnetic levitation using bismuth?

  • @pie_bianchi529
    @pie_bianchi529 2 роки тому

    thank you for the video, how fast a wheel can turn at most with the magnetic ratio

  • @Football-se6wi
    @Football-se6wi 2 роки тому

    What would be the configuration so that they rotate contrary between faces but at the same speed?

  • @aaronjuania694
    @aaronjuania694 2 роки тому

    How do you set the distance between the high speed rotor and low speed rotor if I change the size and number of magnets?

  • @RUF1N
    @RUF1N 4 місяці тому

    Hey so i have limited materials and only one size magnets, could it still work with one size?

  • @miguelvelmonte8959
    @miguelvelmonte8959 2 роки тому +1

    Hi. May I ask the maximum torque transmitted by this design?
    Thank you.

  • @jiadamagnet
    @jiadamagnet 2 роки тому

    Great

  • @gianbetos
    @gianbetos Рік тому

    what's the relationship between the input magnets diameter vs output magnets diameter?? I mean, how big or how small can be the output magnets to get the spedd *4 or /4??? THANKS

  • @sheepsterbro5813
    @sheepsterbro5813 2 роки тому

    I’m wanting to design a new type of transmission for electric vehicles specifically, I want the transmission to be decently thin so the motors can be between the rear tires to keep as much weight above the rear tires and low as possible, I was hoping something like this was possible so you could have electromagnets that just flip with a switch to change gearing ratios. Does anyone know how this magnetic gearing scales for something dealing with the forces of a car?

  • @gus473
    @gus473 2 роки тому +1

    👍🏼 Very cool! Can you say more about the polarity app and what the smartphone requirements are....? 🤔 Thanks! ✌🏼😎

    • @KJMagnetics
      @KJMagnetics  2 роки тому +1

      apps.apple.com/us/app/kj-pole-id/id1323248335

    • @angusmc11
      @angusmc11 2 роки тому

      @@KJMagnetics Only on apple?

    • @mystproductions4099
      @mystproductions4099 10 днів тому

      My brain breaks a little but how would you achieve this with a passive system that doesn’t require a drive? So it would only spin in one direction at a constant rate?

  • @user-nr9hv5rv6t
    @user-nr9hv5rv6t 2 місяці тому

    thank you so much ,
    plz why does it turn in the oposite direction

    • @alexandershendi7428
      @alexandershendi7428 22 дні тому

      The number of stator teeth (i.e. the number of screws) used in the middle part must be: N1 ± N2 (with N1, N2 the number of N/S magnet pairs on each rotor). The sum is for opposite direction, the difference is for the same direction. Here: N1 = 16 magnets / 2 = 8, N2 = 4 magnets / 2 = 2. The number of screws is 10 = 8 + 2, so opposite direction. Had you chosen 8 - 2 = 6 screws the directions of rotation would be the same.

  • @StoreReference
    @StoreReference Рік тому

    You deserve a CNC wood machine.

  • @absolute___zero
    @absolute___zero 8 місяців тому

    why do they rotate in inverse direction? can you make it to rotate in the same direction?

    • @KJMagnetics
      @KJMagnetics  8 місяців тому +1

      Yes if you take out the pole pieces in the middle.

  • @jabavashakmadze795
    @jabavashakmadze795 Місяць тому

    მაგარია,ნიჭიერი ხარ.

  • @davey2k12
    @davey2k12 2 роки тому

    Cud be potential in this mmmmm
    Eg solar power transfer through a surface would have to use electro mags cud be a fan on other side of the solid none magnetic surfaces eg glass, wood, ...good for low torque applications more of gimmick than useful