In conjunction with the University of Colorado’s Mechanical Engineering Department, bicycle parts manufacturer CeramicSpeed has launched.

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So I’d say we learn what we can from this, and be grateful that it’s not our money. He filmed his journey and compressed those 80 days down into 80 seconds: Username Password Forgot password? Instead of bearing contact, the bearing seat was contacting the cassette, which made an awful noise. Live in the fractal temple and know true peace.

Truth Pedaling a bicycles has always converted muscular movement to radial motion, and such a conversion always has some loss.

CeramicSpeed introduces chainless bike concept at eurobike

The room was pretty loud when I was playing with the 13 speed but it seemed to be quiet. Professional skydiver Michelle Nirumandrad latches canvases to her body and makes “art” through “gestural abstraction. How and where do you store your bike? And there’s chqinless a very good reason that bicycle chains have persisted since their introduction in the late s.

Would like to try this on our cross country bike and help test in practice and race conditions. But ultimately, innovation comes about by people and chainlees spending a lot of money to try out new things. Breathe it in, deep.

CeramicSpeed’s Bearing-Based Chainless Bicycle System – Core77

At this year’s Eurobike show they unveiled Drivena speed “prototype” “concept bike” bicyycle be more accurate, as the thing doesn’t actually work that uses bearings and a wicked-looking ring cog that you don’t want to slam your shin into:. Singletrack Magazine via Reddit. Cars have been using this type of transmission ever since.


To produce a bicycle with no chain nor derailleur. Not an innovative design… Actually if the dreamer designer focused more on research rather than trying to create something new would know that this concept has been proposed and failed. Pickles are an integral staple of Turkish cuisine, and a glass of pickle juice is famed as a quick, tasty and natural cure for even the fiercest of headaches.

That prototype shows massive gear steps like on a mountain bike cluster with a x1.

Chainless bicycle

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I suspect it’s for shifting! It looks to me that the smaller rear gears will be introducing some sliding friction as the diameter decreases. Join overdesigners who stay up-to-date with the Core77 newsletter That is an overload issue.

CeramicSpeed’s Bearing-Based Chainless Bicycle System

Very clever thinking — but I as an engineer strongly doubt that the transmission to the whell will work in reality. Naysayers and skeptics will say the cost, plus the additional weight of whatever housing system would be required to keep mud out, would nullify the efficiency of the design. The Mundaneum is more than an antiquated indexing system. Looks a bit tricky for getting close ratio gearing. I’m a Citibike user so have never had to deal with storage.

Is there a better way to see a country than by bicycle? A roundup of the most interesting, thought-provoking and surprising questions that our favorite columnists addressed in recent days.


Super slick forward thinking! However, the single speed, as far as I could tell, had the bearings misaligned to the cassette. As the currency leaves its teenage years, the euro is probably better known for its shortcomings. Admittedly, it’s not really solving any major problems with the current way chain drive systems work on a bicycle — having to constantly clean and lubricate — but dang, it looks cool.

Chaihless have an account? The veteran actor on getting a bomb in the mail, playing angry men and denouncing Donald Trump. I love being able to run quick errands while getting a little exercise; at the supermarket I buy only a few things at a time and go several times a. There was one at their booth single speed and another in the awards section of the show with 13 speeds.

A glimpse of the suburban grotesque, featuring Russian mobsters, Fox News rage addicts, a caged man in a sex dungeon and Dick Cheney. Gilles, I was at Eurobike as well. This stuff is going to jump over teeth and will be destroyed soon because once bended the axial forces will rise. Who would have guessed that attempting to set people up in a contrived, high-pressure environment might not yield a perfect match? Keep me signed in Cancel.

Gives a whole new meaning to the term Road Rash.