In 1993 they started to produce,Bontrager production split in two. Between 1980 and 1995 he was president of Bontrager.Bontrager continues to develop components for Trek, which bought his company. ].We’ve seen this with road teams – when you switch from a 23c to a 25c tyre, you can’t just run 135Psi without thinking about it.
Mavic provided MA-40 MTB rims for some time. You'll often find him riding the same track ten times in a day, changing just one thing to pin down the differences. Seb's much happier back-to-back testing suspension on a wet Welsh hillside than riding the latest five-figure bikes on some sunny press trip - although he quite likes that too!Thanks! In 1980 he developed his first own steel frame. We’ve been indulging our curiosity, finding out more about wheels, tyres and bikes: how they work and where they’re headed.
Keith Bontrager, a former mountain bike and motorcycle racer, tinkered with new ideas and innovative design techniques in his garage with unprecedented attention to detail and consistent quality standards. Racer Media & Marketing, Inc., 17030 Red Hill Avenue, Irvine, CA 92614, 949.417.6700 Partner of USA Today Sports Digital Properties Powered by WordPress.com VIP More Information
Bontrager started in 1965 by building lawnmower engine powered mini-bikes.Bontrager rims were the first lightweight yet strong mountain bike rims, albeit using a profile intended for road racing bicycles. He has also competed in the,Learn how and when to remove this template message,https://en.wikipedia.org/w/index.php?title=Keith_Bontrager&oldid=968079191,BLP articles lacking sources from November 2010,Creative Commons Attribution-ShareAlike License. Bontrager went on designing lightweight rims, manufactured by,The design of Bontrager frames was based on his studies at the,Bontrager published articles on bicycle design and construction, ranging from the effects of,In 1987 he designed and patented the composite,In 1992 Bontrager Cycles expanded from a one-man shop to a limited production facility. Keith Turner is a former Grand Prix motorcycle road racer from New Zealand.He had his best season in 1971 when he finished the year in second place in the 500cc world championship, behind the defending champion, Giacomo Agostini.. Grand Prix motorcycle racing results. Keith racing his CZ in 1975: Dave pays tribute to the late Keith Petersen who lost his life at Kyalami in 1982. In 1995, the Trek Bicycle Corporation acquired Bontrager Cycles and kept Keith on as president. Wikipedia: Keith Bontrager Keith Bontrager (/bɒnˈtreɪɡər/; born December 18, 1954) is a motorcycle racer who became a pioneer in the development of the modern mountain bike. Keith continued to innovate at Trek – focusing mainly …
You've been subscribed to our newsletter.Already have an account with us? The forces are supported by the casing tension, and it’s the same negative change which supports the rider’s weight.KB: That casing tension is what stabilises the tyre in every direction: it supports the tyre against vertical loads and lateral loads too. In the 80s Keith Bontrager, a former motorcycle racer, made his name designing and building cutting edge mountain bikes. [By this logic, if you’re running 24psi in a 2.3in tyre, you should run 18psi in a 3.0in tyre to get the same casing tension. Sign in to manage your newsletter preferences,By entering your details, you are agreeing to BikeRadar,Don't miss out on MBUK – get your next 3 issues for just £5,Get the next 3 issues of the UK's number one cycling magazine for just £5.Subscribe today and get the next 3 issues of your favourite cycling magazine for just £5!Six things we learned from chatting to Keith Bontrager,Keith Bontrager – industry stalwart and physics graduate – recently met BikeRadar’s Seb Scott to sit down and get geeky,The volume of coffee consumed meant we had to cut this interview down into bite-size chunks,BikeRadar’s resident physicist Seb Stott ponders Laplace’s Law,“So if you go from a 2.3in to a 3in tyre, you need to adjust the pressure down in order to get the same tension,” says Bontrager,Asymmetrical chainstays on the Trek Emonda SLR 8,Your wheels hold you up through a reduction in tension, not with tension itself, says Bontrager,Endura BaaBaa Blend long-sleeve baselayer,Bontrager enters the adjustable seatpost market with the Drop Line,Pushing the limits of fork offset: an experiment. Keith Bontrager (/ b ɒ n ˈ t r eɪ ɡ ər /; born December 18, 1954) is a motorcycle racer who became a pioneer in the development of the modern mountain bike.Between 1980 and 1995, he was president of his own Bontrager Company, which continues to develop components for Trek Bicycle Corporation after Trek bought out Bontrager. The way to make the tyres perform the same in terms of structural support is to reduce the pressure in the big tyre so the tension is the same; that’s the fundamental variable. Triathletes and Ironman champions have used the components and these include Chris Lieto, Normann Stadler and Julie Dibens - to name but a few.Bontrager has competed in many mountain bike races, including 24-hour races. Since getting hooked on mountain bikes aged thirteen riding a tiny 24Seven Crosser, he's raced downhill, enduro and cross country, and while no athlete, still enters the occasional race. The frameshop in,Bontrager took on product development at Trek, designing.By the end of the 1990s, improved production techniques for aluminium frames allowed cheap mass-production.
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