NW Cycle Machine

These worked great on the main tubes. However, I need to fab up something smaller for the stays. Time for the braze-ons. As you can tell,...

It's precarious, but it held. Again, joined with 56% silver. Scribed for bridge placement. I checked with a wheel to make sure I wasn...

The tool stays on during brazing. I'll be attaching everything with 56% silver. This is the tool that I made to help me miter and posit...

Ready for some stays. This worked well. The pins are tight but can be removed easily with a pair of dike cutters. The bullets are a bit f...

1 pair of stays with S-bends. I was initially worried about making sure the bends were in plane to each other. I realized that you only h...

Fit up and ready for some seatstays. Radiusing the tops of the dropouts Originally I was planning on using 3/4" x .035 for the seatstay...

A view from the bottom. The cups worked. I also used my normal Harris white flux and tried to be a bit more patient with the heat. On the ...

Everything fit up (minus the front end) Checking fit. I took this whole assembly and installed it on a wheel to make sure I wasn't doin...

Small .050 vent holes in the yoke were an after thought. Trimming the chainstays to length. This isn't that critical as my yoke design...

Tabs removed. Second side complete but with the tabs still attached. Part bolted to the fixture. I start out with just 3 bolts and machine ...

The chainstay yoke: This will be machined from a solid chuck of 4140 plate. Modeling done in Solidworks. Programming is done in Masterca...