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7551  |  7553
Subject: 
Re: NEW pnumatic parts! (sort of)
Newsgroups: 
lugnet.org.ca.rtltoronto
Date: 
Tue, 10 Jun 2003 14:34:20 GMT
Viewed: 
463 times
  
In lugnet.org.ca.rtltoronto, Kevin L. Clague wrote:

snip

  
I thought you might have been talking about combining two switches to reduce the off zone:

http://www.brickshelf.com/gallery/kclague/Computing/p6040062.jpg

or eliminate it:

http://www.brickshelf.com/gallery/kclague/Computing/p6040061.jpg

Doug Carlson came up with the geometry for the “no off”. I modified it to reduce the off zone.

Kevin
  
Iain

That is seriously sweet--little to no off for the cylinders...

Iain was talking about this, though:



In the pick you can see the motor driving the differential--spin it one way, it operates one valve--spin the diff. the other way, it operates the other valve--works very nicely.

THere are touch sensors which register the valve arm at the top of the swing.

When I was building LOR...

http://sparky.i989.net/mmisc3.htm

I incorporated 4 sets of these motorized units (8 valves) into LOR and with prelim. testing, they work great.

Dave K


Sparky’s Space--Where Sparky has his Space...



Message has 1 Reply:
  Re: NEW pnumatic parts! (sort of)
 
(...) I like LOR. My two favorite LEGO topics: pneumatics and bipeds. I'm working on a similar pneumatic walker, but all the timing will be controlled by pneumatics. No need for RCX. One leg stays weight bearing while the other leg recovers to the (...) (21 years ago, 10-Jun-03, to lugnet.org.ca.rtltoronto, FTX)

Message is in Reply To:
  Re: NEW pnumatic parts! (sort of)
 
(...) I thought you might have been talking about combining two switches to reduce the off zone: (URL) eliminate it: (URL) Carlson came up with the geometry for the "no off". I modified it to reduce the off zone. Kevin (...) (21 years ago, 10-Jun-03, to lugnet.org.ca.rtltoronto)

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