Wednesday, June 10, 2009

Day 10- Seatstays

Today Seatstays were constructed. Except for the finished seatstays, I only have photos from Jim's road bike example as I needed to move sort of quickly today, as I'm still behind.

Seatstays were measured for rough cut length. Seat stays were rough cut (rough cut on an angle for the seat tube intersection.


Chainstay to dropout length was mitered. Stays were then assembled in this jig and mitered at the measured angle. Tubes were set to touch ends in jig and were progressively mitered, checked on the bike and if it was still too long, jig was repositioned to bring in stays closer together and was re mitered until desired length was reached. 


This was probably the most aggravating part of building the entire bike, and one of the hardest things to weld. Welding under the seatstays provided to be quite a challenge, as the extreme acute angle providing much welding grief. 

Finished seatstays with wheel:



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