Added: 2 years ago
From: jacquesmaurel
Views: 284,999
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  • haha, this maid me think of a sex toy -.-

  • please remove the " ; " behind your link.Nice website!

  • I need a 10 hour loop.

  • To the people who think that this gear system is inferior because it has a lot of friction: that's exactly why they are made like this. In a differential coupling, you want friction, so that the wheel that touches the ground is powered.

  • Stick your finger in it.

  • That is sexy.

  • yay same effect as a gear, just uses more metal :D

  • Why does the gear on the right turn the wrong direction and seem to not be engaged to the centre drive gear ? The other 2 seem to mesh correctly so why not engage the 3rd ?

  • Comment removed

  • @monkeypenllwyn1 The one on the right is being pushed by the center gear. Notice that it does not interact with the other one in the same fashion.

  • I found it extremely annoying when I see the right one turning at wrong direction

  • @svithez You're trying to see too much at once. You need to break the actions down before attempting to see things collectively. Refer to above response.

  • that's a lot of friction

  • theirs only two turning in the same way, the one on the left is using the negative force of the gear.

  • you hear that? Someones faping to this!

  • What are these used for anyone?

  • triple screw supercharger

  • it would make a good mixer for pizza paste or any kind of past ....

  • I am having a hard time wraping my head around two gears meshing and turning the same direction. The law of physics says action-counter reaction. So would this be action-counter action? Ot just plain action-action?

  • че за херня.хуёвина справа не в ту сторону крутится.у мя образование высшее техническое и тут кидалово или графика

  • it's a paradox!

  • damn it looks like a gear porn :D <3 Mechanical Engineering For ever :D

  • This is beautiful !!

  • So someone re-invented the supercharger. Cool.

  • thank you for your mail, search for my name (jacques maurel) on google for more informations.

  • thats crazy...

  • I like the form of this, like a motion sculpture.

  • so...what would happen if you put rows of neodymium magnets embedded in the adjacent faces such that the magnets were aligned to the opposite rows, & facing like poles (repulsing) with .002 in. or so tolerance between the faces? (retooling, I know, or an altogether new device). it's elegant btw ;) hope the question makes sense.

  • Friction must be insane

  • this is crazy man

    COOL

  • Looks like the right gear is not making any real tooth contact

  • @alfie9876 as another tooth comes up on the left, you can see that the edge of the gear next to it is simply pushing on the surface, you are right it isnt a tooth contact, but it works

  • No superchargers use a cycloidal type of gear, these are involute. Gears turning in the same direction can't have any pumping action.

  • @jacquesmaurel my thoughts exactly, theres no point for the far right one...

  • @jacquesmaurel Thses also don't mesh togther tight enough to develop any pressure.

  • Just like a supercharger.

  • @driftability Err, no.

  • thank you for your mail, search for my name (jacques maurel) on google for more informations.

  • @jacquesmaurel To help with English, the words 'information', 'hair', and many others, never have an 'E' afterwards. 'for more information' is correct. :)

  • make it go opposite... and this could be good for boat propeller...

  • what are these for a slushie machine

  • how are the middle one and the right one turning the same direction?

  • @therabidanimalman its a screw gear, the screw is pushing the gear in the same direction as itself. this isnt a paradox, but still very cool, first time i saw one i had to scratch my head for a minute

  • Nice reinterpretation of a Root's blower. Next time, try including the tessellating arc along the plotted axes of the gears and you won't have to mislabel it as a paradox.

  • The first and second gears are meshing like the screws in a screw compressor; the third seems pretty useless, even theoretically.

  • I...don't really understand what I'm looking at. Crazy.

  • just like a roots blower right?

  • HAX!

  • i get it. Finaly!

  • There is something wrong with this. I am having a hard time wrapping my small brain around what is going on here. The space-time continueum is being broken!

  • just replace the wheel with the right hand helix by one with a left hand helix.

  • now make all 3 run the same direction

  • How is this legal?

  • WAIT... WHAAAT?

  • There has to be a LOT of friction between gears 2 & 3.

  • @TheLukeSchiltz You can see the wearing/oxidation where they meet each rotation, so you're quite right.

  • Could get a lot of power through that eh?

  • The downside is the serious wear that will occur with all that contact area and if under load. Pretty cool though...

  • My brain hurts

  • This is mesmph.... Izz mezshmerisphh... Izz.. Mesmerisiphslphh....  *Trance*

  • I have never seen anything like this,truly remarkable.

  • hmm the far right gear doesnt get excessive wear?

  • that would make a good mining concept

  • damn, what are they used in?

  • lots of friction...

  • i really gotta stop watching videos like this... i hate having to keep picking up the exploded remnants of my brain...

  • the gear on the right side isn't touching the other two really.. its just edging... you can see by the gap in front when the middle ones point faces it XD

  • needs boobs

  • The two on the left are merging correctly like a screw compressor, but the one on the right isn't. Any two identical threads would do this in theory but the friction would be too high, they would need to be polished, of a coarse thread and lubricated

  • good. i like it

  • seems like alot of friction to me.  not only that, how does it improve current gearing mechanisms?

  • I agree with 1crazyfocker it seems to me more like an inclined plane principle than anything else

  • great video, but not really paradoxical. i mean its more like a mind trick/game. if you look at it as a gear (from the front or head on) then yes it seems like a paradox. but if you look at it as a two screws (from the top) then it seem simple to understand,

  • LUBE IT UPP!!!!!!!!!!^.^

  • hypnotic!

  • friggin amazing

  • these are the kind of gears they use in doctor seuss machines.

  • Too much surface friction I'm thinking but very creative.

  • @stevenmiles the right gear may have too much friction but the left set is the same type of gears in a roots style supercharger for cars

  • this is just sick!

  • Is this technique used for any special purpose?

  • haha i know how it works already.

  • @hal02modder no, he means the right gear isn't turning the correct direction (it should be turning counter clockwise, as the left gear, but is turning clockwise, with the center gear)

    @duicyduce it *is* connected, the pitch of the worm gears are such that the right gear slides over the face of the power gear, instead of simple contact push. the right gear will experience greater wear than the left gear as a result of this

  • the right gear is turning backwards. it is not actually connected, the first two are

  • @duicyduce

    that would be the left ;)

  • so weird

  • неплохо!

  • This reminds me of a supercharger's screw compression...

  • Looks like the vanes in a root blower :) Cool...

  • Is this gear train an academic plaything, or does it have any real-world use ?

    I don't see any options for gear reduction, etc.

    The website link above does not work.

  • brilliant! ive never seen oposing gears run the same direction!

  • @automateanything reverse*

  • Great video. Am not a mechanical guy. But what is the application for paradoxical gears?

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