3D Printing Sorta o.t. but---

[brian Rupnow]

Tom--I have ground a tool which does give the o-ring groove a V profile as seen in this drawing. My proposed texturing tool would not change the geometry...

[brian Rupnow]

This falls into the category of "wild ass ideas" but---On many of the small machines I make to run off my engines, I use o-ring drive belts....

[brian Rupnow]

In the very early 1970's I was working with a construction crew in southern Ontario working on a newly built warehouse for Durham Transport. An electrician...

[brian Rupnow]

I went yesterday with my good wife to see that film. Wife and I both liked it. I'm not one who often goes to see films, but I thought that one was quite...

[brian Rupnow]

I've decide to use one of my side-shaft engines for the edger project. This is not a hit and miss engine, but is a throttle governed engine. The governor...

[brian Rupnow]

I received a quote yesterday for the eleven O-rings I want to use on this project. $55--Ouch. Still cheaper than buying one timing belt pulley. Remember--I'm...

[brian Rupnow]

Just for the heck of it--Here is a picture of "running in" the textured rollers. There wasn't a lot of resistance there, but even a brand new...

[brian Rupnow]

Thank you for the kind offer Black Forest. The problem with small stuff I am dealing with here is that it is difficult to get enough belt wrap to transfer...

[brian Rupnow]

For all intents and purposes, the project is finished. My next challenge is going to be getting the correct size and length of O-rings for drive belts....

[brian Rupnow]

I think it's a good vice. The smaller vise I had before was the same make and lasted over ten years.

[brian Rupnow]

Too much snow on the trails and too damned cold has made my move my "Fat mans walk" into a nearby mall. One little shop I walked by had figurines...

[brian Rupnow]

So, I have arrived at the point where there really isn't much left to do except buy a bunch of O-rings for drive belts and "free up" all of...

[brian Rupnow]

Theyr'e well behaved when they're around me. Most of them are house broken. Non of them are as handsome as their grandpa.

[brian Rupnow]

A.K.Boomer--Aside from the electrical business you are engaged in---Years ago I seen advertised, an elliptical crank sprocket driving a round wheel sprocket....

[brian Rupnow]

I would have to sell at least two grandchildren to afford a Kurt!!!

[brian Rupnow]

Here is a picture of my new tilting vice, doing it's "tilt" thing. I love having the capability to do this. I'm very pleased with the new vice.---Brian...

[brian Rupnow]

This afternoon seen the first assembly of the two overhead shafts, gears, and pulleys. I think I'm going to end up putting a bolt on gusset plate on the...

[brian Rupnow]

It took every last inch of 2" aluminum stock that I had, but all of the pulleys are finished.
...

[brian Rupnow]

Today was o-ring pulley day at my house. Looks like tomorrow may be an o-ring pulley day too. Four down, three to go. I have ground a tool bit to the...

[brian Rupnow]

Things weren't quite as dire as I had thought. Nothing has let go in the gear reducer. The roller chain sprocket that I have on the reducer output shaft...