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Subject: 
Prototype Pneumtic Excavator Controls
Newsgroups: 
lugnet.technic
Date: 
Fri, 19 Jul 2002 10:30:40 GMT
Viewed: 
456 times
  
I've come up with a prototype design for a for a pair of control levers that
can operate the 4 major digging functions of a Hydraulic excavator without
the operator having to take their hands off them to reach another control.

http://www.brickshelf.com/cgi-bin/gallery.cgi?i=211698
http://www.brickshelf.com/cgi-bin/gallery.cgi?i=211699

The idea was to design a system that replicates much more closely the
controls used in the real world. By using two axis controls you can operate
all functions simultaneously if needed. The fist switch has two pnuematic
function's, so that could be set to control the two arm function's, the
other has one valve and one electric switch, so that could be used for
bucket control and slewing the body of the digger.

The system would be ideal for models like those of T.J and Jennifer who both
have pneumatic excavators, although the extra performance might be wasted on
T.J's machine as he's admitted it's a little slow. Why do you have so many
valve's on your controller T.J?

All it needs now is a pair of foot pedals for controlling the tracks and an
excavator to connect it to, but that'll take a bit more time :-).

Steve



Message has 2 Replies:
  Re: Prototype Pneumtic Excavator Controls
 
(...) The brickshelf moderator fascist's have cleared my pic's so those links will work now and my earlier post will make that much more sense. Steve (22 years ago, 19-Jul-02, to lugnet.technic)
  Re: Prototype Pneumtic Excavator Controls
 
(...) That's an excellent idea, Steve. (...) Jennifer and I got together at the 'fest and improved the performance of the R996 greatly. She hooked up one of her compressors to my excavator and it worked great. That tells me that my first serious (...) (22 years ago, 23-Jul-02, to lugnet.technic)

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