Bicycle Derailleur Patent from SRAM

Patent filing shows rotating front derailleurs integrated with the crankset   Is bicycle shifting about to get some entirely fresh technology? A recently patent application shows that SRAM has been hard at work designing a wireless front derailleur system unlike anything seen before – with three separate gear-changing mechanisms that rotate with the crankset. Made [...]

August 7th, 2020|Bicycle Patents|

Dropper Stem from Shimano

New patent application shows movable stem as part of an array of sensored components that can communicate and control each other. Dropper seatposts have become standard equipment for performance-level mountain bikes. Could the same concept … altering the position of a bike-fit component while riding … also work for a handlebar stem? A fresh patent [...]

Historical Bicycle Technology: Powermeter from 1896

About 15 to 20 years ago, power output (in Watts) became the gold standard metric for quantifying cycling performance. Longtime insiders know that the SRM crankset emerged in the early 1990s, with Greg LeMond as an early adopter. SRM inventor Ulrich Schoberer deserves credit as the pioneer of bicycle power measurement, with his SRM cranksets [...]

April 30th, 2020|Bicycle Patents|

Technology from Trek Bicycle Finds Optimum Rim Shapes

Trek is getting highly analytical when it comes to how bicycle rims slice through the air. Not long ago, advances in bicycle technology were often seat-of-the -pants efforts – use of the term “engineering” would be generous. But in the ceaseless pursuit of faster bicycles … and efficient manufacturing … Trek steps-up with computational fluid [...]

April 13th, 2020|Bicycle Patents|