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  1. cbwho liked Peter Twissell's post in the thread How to attach a sight glass?.

    I would also prefer an o ring. There is plenty of proper data on the chemical resistance of o ring materials, and with a bolted joint,...

    Jan 20, 2020 at 2:19 AM
  2. cbwho liked awake's post in the thread How to attach a sight glass?.

    Oh, the power of the internet - it can provide contradictory information faster than I can blink! Now I don't know what to think, since...

    Jan 20, 2020 at 2:18 AM
  3. cbwho liked bruedney's post in the thread How to attach a sight glass?.

    Here is my gas tank for my Rupnow IC engine [IMG] It is thick walled Ali tube - Internal thread and watch glass and thin oring...

    Jan 20, 2020 at 2:18 AM
  4. cbwho liked Peter Twissell's post in the thread How to attach a sight glass?.

    I wouldn't try to solder the ring in place after gluing the glass to it. My preference would be for a mechanical joint, with an O ring...

    Jan 20, 2020 at 2:15 AM
  5. cbwho liked dazz's post in the thread Most efficient steam engine design?.

    Hi There are two parts to thermal efficiency in the cylinders. There is the net flow of heat out of the cylinders. There is also the...

    Jan 20, 2020 at 2:12 AM
  6. cbwho replied to the thread Most efficient steam engine design?.

    That is definitely true of the later Mamod TEs but not true on the early 60s TE. My experiment involved a non-adjustable TE frame...

    Jan 20, 2020 at 2:12 AM
  7. cbwho liked Peter Twissell's post in the thread Most efficient steam engine design?.

    For the engine itself, have you looked at an opposed piston uniflow design? The uniflow concept gives an advantage with thermal...

    Jan 20, 2020 at 2:01 AM
  8. cbwho liked Peter Twissell's post in the thread Sun-Planet Engine.

    Perhaps it's time for a separate thread if discussion of the merits of historical engineers is to continue. I look forward to watching...

    Jan 20, 2020 at 1:59 AM
  9. Rocket Man replied to the thread Most efficient steam engine design?.

    Some steam locomotives in the late 1940s & early 1950s were equipped with a steam exhaust cooling system to turn exhaust cylinder steam...

    Jan 20, 2020 at 1:30 AM
  10. CFLBob replied to the thread Yet Another Webster Begins.

    Thanks, Brian!

    Jan 20, 2020 at 1:10 AM
  11. Brian Rupnow replied to the thread Yet Another Webster Begins.

    Coat piston and rings with 30 weight oil. Set ring on top of piston and gradually work one end of ring down into top groove. Then work...

    Jan 20, 2020 at 12:45 AM
  12. johnmcc69 attached a file to the thread Elmers "Diagonal" Engine.

    Boy, that was a lot of work, but the drawings are all done. I'm attaching the finished sheet-1 here to give you an idea of how it looks...

    Jan 19, 2020 at 11:30 PM
  13. mattb.351 posted a new thread.

    Hi Everyone!

    Hi Everyone, I have been a long time reader of posts (almost 10 years - yikes) and member of this forum. I live...

    Forum: Introduction

    Jan 19, 2020 at 10:47 PM
  14. stevehuckss396 attached a file to the thread MW54 turbine.

    [ATTACH] I just don't see it happening. That's a pretty complex engine with a high parts count. I haven't counted but if there were...

    DSCN1313s.JPG Jan 19, 2020 at 9:58 PM
  15. CFLBob attached a file to the thread Yet Another Webster Begins.

    I spent some time figuring out what to do, since I suspect the cylinder might be too big now. I had piece of aluminum bar, just about...

    PistonRingTest2.jpg Jan 19, 2020 at 9:55 PM
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