[TheForge] Re: Cool kinematic web site

[xlch58 at swbell.net]

Here you go Mike:

http://www.internationalmeccanomen.org.uk/MMB/ModelsandMechanisms/Rightangledrive/rtang.htm

Somewhere I have a gif animation of a four bar model, but just can find 
it.   I have so many bookmarks now that I need google to search through 
them now too.

Charles


Mike Spencer wrote:

>Frosty quoth:
>
>  
>
>>http://kmoddl.library.cornell.edu/index.php
>>...
>>I just can't wait to see what Mike S. will come up with. <grin>
>>    
>>
>
>Lots of beautiful stuff.  I hate the interface that tries to do all
>kinds of complicated and cutesy stuff with Javascript and Flash.  And
>I get long stalls when fetching pages.  I don't know if I have the
>patience.  I can look at any page in my nice little book anytime I
>want without having to upgrade, reconfigure or tweak *anything at
>all*. (See sig :-)
>
>Something I saw in a book once that is neither in my (present) book
>nor (apparently?) on that site:
>
>  Imagine two solid cylinders (say, 4" dia), each with an axial shaft
>  projecting from one end.  Shafts are in some kind of bearings.
>  Orient at right angles, fairly close together, axes in the same
>  plane, shafts away from the intersection of the axial lines.  Each
>  cylinder has (say) 4 holes (say, 1/4" dia) parallel to the axis and
>  at 12, 3, 6 and 9 o'clock.
>
>  Now take four pieces of (slightly less than) 1/4" rod.  Bend each to
>  a right angle, sort of like an allen wrench with equal legs.  Oil
>  the rods and insert them in the holes so that they go around the
>  "corner" from one cylinder to the other.
>
>  As one cylinder is rotated, the rods slide in and out of the holes
>  and one cylinder drives the other around a right angle.
>
>  Gee, I wish I hadn't lost the book I saw that in.
>
>  
>