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Michelin's airless tires are scheduled for market launch in 2024

interestingengineering.com

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Re: Michelin's airless tires are scheduled for market launch in 2024

#12

Even if these tires aren't good enough for the snobs who want everything to be silent and handle perfectly they'll be great for trailers, yard trucks and other rarely used vehicles that rack up few miles and run run old-ish tires (which tend to be more plagued by slow leaks and whatnot) but still need to go highway speed.

Nothing snobbish about wanting silent tires. Tires are one of the main factors for road noise, and road noise causes adverse health effects and death on a large scale.

Re: Michelin's airless tires are scheduled for market launch in 2024

#13

Even if these tires aren't good enough for the snobs who want everything to be silent and handle perfectly they'll be great for trailers, yard trucks and other rarely used vehicles that rack up few miles and run run old-ish tires (which tend to be more plagued by slow leaks and whatnot) but still need to go highway speed.

Road noise isn't just a driver aesthetic preference, it's a form of pollution that has direct impacts on human and animal health.

I could still be convinced that the sustainability or safety (from fewer blowouts) gains of these would outweigh that, but it's important to consider beings outside of the auto cabin.

Re: Michelin's airless tires are scheduled for market launch in 2024

#14
post #10
post #6

Earlier quoted context omitted.

I suspect the production version will have a covering on the sidewall for that and to reduce aerodynamic drag. It won’t be structural like current tires but I think the “wall-free” design you see now is Just prototype marketing.

That will interfere with cooling. Heat buildup will reduce lifespan. This was researched and practiced since at least first world war, with pioneering applications dating to 1850s. TLDR: internal friction in the rubber kills it. Acceptable for military and heavy-duty vehicles, useless for anything else.

Good that they are glass fiber reinforced plastic and not rubber then.

Re: Michelin's airless tires are scheduled for market launch in 2024

#18
post #16

I would like to know if bikes could be equipped with this kind of tires, I tend to never have my tires fully inflated...

Airless tyres for bikes are quite common (our kids bikes are all airless). Here are some grownups airless tyres! https://tannus.co.uk/tyres

Re: Michelin's airless tires are scheduled for market launch in 2024

#20
post #16

I would like to know if bikes could be equipped with this kind of tires, I tend to never have my tires fully inflated...

There’ve been quite a few already. Most popular in bike sharing schemes, but they’re pretty awful https://link.medium.com/UrBG7Dkrzjb
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