Hi Phillip, At this point in time I think the basic 4 bar design of my 1F2R "has" the offsetting effect I want and the basic design is "free" of instability...
... when ... Hi Don... not sure I follow. A STV is self stabalising to a vertical position overall,hands off[and on]. Its true that it "searches" for its...
... returned Hi Phillip, What are you talking about? I think the problem with the shimmy is with the looseness and excessive flex in the system. And that the...
... Hi Don, You described in a previous post, a tendency of the whole front end to sweep left/right... into the oncoming lane. I would not call this a shimmy...
... Don said: How about a nice traveling 4 bar system on your narrow tilter or a ... Phillip back DON.... trouble is it wont work. You cant have the ...
Hi Phillip, there seems to be a lot of contradictory information out there and a lot of it seems to have something to do with caster and trail. I figure you...
Hi Phillip, I tried to see your pendulummy and the Carver thing a while back but my Quick Time , Juice or something was making my computer "crash". Do you have...
Don, some comments below and on a portion of one of your previous posts "Don said: Even with hands off on a bike you have to shift your weight to control its...
Hi Aaron, yes bikes are self stabilizing to a point but there is nothing in the system that wants to keep it going straight and vertical, only make corrections...
What are you calling "negative caster"? Is it trail where the rake angle is negative (steering head is ahead of the contact patch)? Aaron... ... From: Don...
... Phillip here... this is a mistake ,to start to compare the effects of geometry on a tilterSTV with a non tilter [motorcar] The next bit is confused[ I am...
Hi Phillip, in the 1960`s a lot of American cars had a little negative caster and a rather large "king pin inculcation" at 90 degrees to the caster (rake)...
Hi Aaren, yep, for negative caster (rake)(steer axis) the head can be in front or behind the contact patch the only requirement is that the steer axis tilt...
Don, Gotcha! Thanks for clearing up those definitions, I'm on the same page with you now. Caster = Rake Angle. I'd throw out the references to 90 degrees...
... Try... http://www.tonyfoale.com/Articles/RakeEx/RakeEx.htm ... Ian www.voyager03.co.uk The difference between genius and stupidity is that genius has...
... a contact patch will naturally want to do when it is laterally swept across the road. In Dons vehicle the contact patch wants to do exactly what...
... and the "tilt control system" controls the tilt for the driver automatically. There is no details at all as to how the control system is proposed to...
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the tilting group. File : /A "natural...
tilting@yahoogroups.com
Jun 5, 2007 4:08 am
10347
Just posted one of the most interesting demonstrations of dynamic instability. The video is of Dons system. It shows the fault magnified. The very small wheel...
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the tilting group. File : /close up.avi ...
tilting@yahoogroups.com
Jun 5, 2007 4:32 am
10349
They seem to have been inspired by snow scooters. Bob......
I read the patent to be describing a countersteer controlled free leaner (like Bob's) with some kind of tilt assist for safety, MUCH like the Piaggio MP3 but...
... attach tilt cylinders independent of the suspension, you (unlike Harley) have the opportunity to use a simpler and lighter layout with a single shock...
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