Gallery, Projects and General > Project Logs

The Return of No. 83, a Hot Air Engine

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vtsteam:

--- Quote from: RussellT on April 12, 2025, 05:01:05 AM ---
--- Quote from: vtsteam on April 11, 2025, 12:22:18 PM --- steadying hand pressure by increasing revs.

--- End quote ---

Have you tried clamping it down to the bench?

Russell

--- End quote ---

Heh, nope, Russell!  :lol:

vtsteam:
I think I mentioned that the original intention was to run this little engine on wood. I wish I'd had the time when I first built it to make that possible.

Today I started making a little latch for the fire door on the firebox. I also began insulating the firebox. It will be insulated just like my melting furnace, but on a tiny model scale.

Here I've fitted a layer of fiber insulation to start with:

 

vtsteam:
Working on my foundry is slowing me down on No. 83. I'm thinking about doing an iron casting to replace the brass power piston cylinder and displacer guide block. Foundry was in a sad condition, but have made big strides over the last few days

Back at it shortly.......

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