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Subject: 
RE: Mechanical pneumatic piston
Newsgroups: 
lugnet.robotics
Date: 
Fri, 10 Oct 2003 15:48:07 GMT
Original-From: 
Rob Limbaugh <rlimbaugh@greenfieldgroup^AvoidSpam^.com>
Viewed: 
741 times
  
They could have made the worm gear a different diameter so that the
length could be adjusted.


-----Original Message-----
From: Mike Thorn [mailto:buachaille@neo.rr.com]
Sent: Friday, October 10, 2003 9:38 AM
To: lego-robotics@crynwr.com
Subject: Re: Mechanical pneumatic piston


Steve Baker articulated the following piece of wisdom in his post at
12:24
AM 10/10/2003:

The end of the helix on one worm gear lines up exactly with the start
of the helix on a second worm gear.  If the gears were a quarter stud
longer, they wouldn't have this useful property unless Lego also
changed the pitch of the helix.

I'm not sure I agree with that. It seems to me that if you made these
worms
from one great long string, all you need to do is cut them wherever you
want a new one. The helii (is that a word?) would still line up. I don't

see why they couldn't just "cut them" an unth longer.

~Mike



Message has 1 Reply:
  Re: Mechanical pneumatic piston
 
(...) Nope - if they did that then the spacing between the axle of the worm gear and the axle of the gear that's engaging in the worm gear wouldn't be a nice round number of studs or plates. One of the very nice things about Lego is that they really (...) (21 years ago, 10-Oct-03, to lugnet.robotics)

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