Early Bicycle Patents Blog

 
I know this may sound pretty nerdy but I was fascinated by the Blog Patent Pending, it has some great drawings from early bicycling patents and stories of technoloy development . Here are a few that caught my eye:
1. 1899 Pannier Patent
2. First Recumbent Bicycle Patent 1903
2. Bicycle Wheel, Rim, Spoke 1896
4. Roller Chain 1880
5. [...]

Are Your Crank Arms Too Long?

Note: There is some feedback that calculated lengths using this tool are too long (3 MM from feedback). I would not take the calculated lenghth too literaly and lean toward shorter lenghts. I also think that recumbent riders should consider shorter cranks because of seating position.
I have been thinking that I should shorten my crank [...]