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submitted 8 months ago by floofloof@lemmy.ca to c/technology@lemmy.world
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[-] time_fo_that@lemmy.world 11 points 8 months ago

Article made it sound like only front wheel drive exists now and that only front wheel drive cars use CV joints lol.

[-] dog_@lemmy.world 10 points 8 months ago

Honestly I don't care at this point, I won't buy anything from Hyundai.

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[-] beerclue@lemmy.world 9 points 8 months ago

This is pretty cool!

But, in the video there is a quick flash of text that went away after 1s, 120km/h max speed?

[-] I_like_cats@lemmy.one 3 points 8 months ago

they're probably going to improve it further

[-] trash80@lemmy.dbzer0.com 9 points 8 months ago

How can you steer?

This is a Z-drive:

You can rotate the propeller about the vertical axis of the driveshaft running from B to C.

Now, imagine the propeller is your wheel.

[-] ZMonster@lemmy.world 8 points 8 months ago

From a mechanical standpoint, the new bearing saves a nearly negligible amount of space. Splitting the motor up and moving it to the notoriously wasted wheel well space is what clears up the center of the frame. Still very cool. It's basically a single output differential, which is already quite compact. No need to split the rotation for turning since the wheels rotation will no longer be mechanically linked.

[-] brianorca@lemmy.world 4 points 8 months ago

But eliminating the long half shaft that accompanies the CV joint is what allows that space to be used.

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[-] 01189998819991197253@infosec.pub 6 points 8 months ago

Anyone remember the Hyundai debacle where the transmission gears stripped mid-drive? Yeah..... I'm not trusting their gear-making ability (or lack thereof) with precision gears inside all of my wheels. Pass.

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[-] Thorny_Insight@lemm.ee 6 points 8 months ago

I don't get what this does or what's the benefit. There's still a cv-joint there. Otherwise the wheels can't turn

[-] Blue_Morpho@lemmy.world 6 points 8 months ago

It replaces the cv joint. Watch the video.

[-] Thorny_Insight@lemm.ee 7 points 8 months ago
[-] Blue_Morpho@lemmy.world 5 points 8 months ago

The video shows how their gears go up down and side to side to perform the function of a cv joint. So whatever that cv looking thing is, it's not a cv joint.

[-] Thorny_Insight@lemm.ee 6 points 8 months ago

If it was just a solid axle going from the motor to the uniwheel you couldn't steer the car. It doesn't allow for such movement.

[-] froop@lemmy.world 5 points 8 months ago

Looks like it eliminates the engine-side cvd but not the wheel-side.

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[-] JustZ@lemmy.world 6 points 8 months ago

I was just learning about CVJ gearing the other day and was thinking cars should use it instead of fixed gear ratios. Very cool.

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[-] x2XS2L0U@feddit.de 4 points 8 months ago
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this post was submitted on 02 Dec 2023
606 points (93.0% liked)

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