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Type: Posts; User: Michael Miles

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  1. Thanks Bill - I found the Aircraft Spruce info...

    Thanks Bill - I found the Aircraft Spruce info here: https://www.aircraftspruce.com/catalog/mepages/aluminfo.php

    Would using stainless steel straps be an option too? Much more resilient and...
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    Rats! you're right Dana - I thought I had checked...

    Rats! you're right Dana - I thought I had checked that. More thinking cap time. The counter bore only goes part way into the pulley and would still engage the same amount of pulley thickness as it...
  3. OK, so you're basically saying the flat strap can...

    OK, so you're basically saying the flat strap can be bent into a U-shape without compromising the structural integrity of the aluminum?
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    Hi Dana: I'm not quite sure that's correct. ...

    Hi Dana:

    I'm not quite sure that's correct. The larger bushing actually only has the tapered part in the pulley. I'd solidworks it for you, but my eaa membership expires on 8/31, so I won't have...
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    Machining drive shaft pulley

    Hi folks:

    I've got a question about machining a drive shaft pulley that I bought used. My main question is would this be a safe pulley after I've machined it (I've got a metal lathe)?

    So,...
  6. Thanks for replies folks. Bill, I'm talking...

    Thanks for replies folks. Bill, I'm talking about the aluminum brackets that are used to hold together the frame parts, not the velcro for the prop guard. You can see them as black (mostly)...
  7. aluminum tube strap design/construction techniques

    Hi folks:

    Anybody here with experience using aluminum tube strap ultralight design/construction techniques as in the green eagle ppg (http://www.greeneagleppg.com/models/)? I'm hoping to use...
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    Thanks Cory - already found an issue with the...

    Thanks Cory - already found an issue with the filler tube for the fuel cell, so it's doing what it should. I'll get exact with it soon, but I just wanted a sketch to show my partner.
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    Back in the Racing Seat

    OK, I'm back on the project with some progress in Solidworks - love the support here on the EAA forums - thanks folks!

    I was thinking about using a race car fuel cell for the safety features, and...
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    OK, I've gotten rolling with this now. Have...

    OK, I've gotten rolling with this now. Have downloaded models from grabcad, scaled and positioned. So, off to a good start
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    YOWZA Corey! That got the ball rolling! Now I...

    YOWZA Corey! That got the ball rolling! Now I just need to scale and rotate things to get them in the right position. I really like that McMaster- Carr has part models, I need some of them to...
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    Newb assembly question

    Hi folks:

    OK, I'm a newb to Solidworks, but I've installed it and had some newb questions:

    1) can I install it on 2 machines? I've got a monster desktop and a laptop and would like to at least...
  13. Azusa Axle Questions (e.g. Quicksilver, etc.)

    Hi folks:

    I'm wondering about how to use axels on Azusa wheels. I found the mini-bike axle at aircraft spruce:

    https://www.aircraftspruce.com/catalog/lgpages/threadjackshaft.php

    It has a...
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    Hi 1600VW - that's what I ended up doing - thank...

    Hi 1600VW - that's what I ended up doing - thank goodness for Wally world...
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    OK, Just read my FAA PPC handbook some more, and...

    OK, Just read my FAA PPC handbook some more, and runways are out for a variety of reasons. Not quite sure how this will work out, but we'll think of something.

    In the meantime, I've ordered a...
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    In addition, there's ground and taxi testing, and...

    In addition, there's ground and taxi testing, and the wheel brakes would help with that too.
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    It's not a grass strip - it's a paved runway. It...

    It's not a grass strip - it's a paved runway. It actually had a large grassy strip on each side that has been used for paramotor launch. It's pretty hard to find a public grass field here in this...
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    Yes, but that would be true of any quad wheel...

    Yes, but that would be true of any quad wheel system that does not have fully articulated wheels which align the the turning radius. One way to think of it working in the extreme is locking one...
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    Differential Braking on Quad PPC

    Hi folk - this is a repost from my thread for building a powered parachute:

    The uncontrolled airport nearest me is not level. In fact, it goes downhill for half the length and uphill for the rest....
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    OK folks - I'm going to try posting here first...

    OK folks - I'm going to try posting here first and may start a new thread if I don't get any responses.

    The uncontrolled airport nearest me is not level. In fact, it goes downhill for half the...
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    the updated link for the Apco wing: ...

    the updated link for the Apco wing:

    https://www.apcoaviation.com/lift-2-ppc/

    and the connection spacing specs (finally!):
    ...
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    Thanks for the info.

    Thanks for the info.
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    Hi Jedi - what is the "ASC web site?" American...

    Hi Jedi - what is the "ASC web site?" American Society for Cytopathology? I need to find the attach point measurements for PPG's vs PPC's. It looks like the PPC's are wider, but I need to find the...
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    OK, here are some FAR103 PPC's: ...

    OK, here are some FAR103 PPC's:

    http://www.sixchuter.com/?page_id=56
    http://www.buckeyedragonfly.com/specifications2.htm...
  25. Hi folks: OK, I spoke with Ashton Brunner at...

    Hi folks:

    OK, I spoke with Ashton Brunner at http://www.greeneagleppg.com/models/ , and he said that he had difficulties with torque if the engine was mounted on the bottom. Does anybody know why...
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