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Subject: 
8860 Scissors lift
Newsgroups: 
lugnet.technic
Date: 
Wed, 16 May 2001 20:06:41 GMT
Viewed: 
1757 times
  
Hi all,

I noticed that the box for the <set:8860> car chassis has a scissors lift.
The scans of the instructions on brickshelf:

http://www.brickshelf.com/scans/8000/8860/

however, do not have any instructions for the scisssors lift.  Was there a
second book in the box or was this just a suggestion on the box?

I have trying to build a scissors lift robot (really just using the RCX for
remote control) but I am having problems with powering the lifting action.
I can't get enough power to lift any thing substantial (more than 4 layers
of X's).  I am using a mechanism similar to:

http://carol.wins.uva.nl/~leo/lego/piston.html

but the model just wants to fall apart or the motor just stops and hums.

TIA,
Bob



Message has 2 Replies:
  Re: 8860 Scissors lift
 
(...) I'm afraid there was only one instruction book. The scissor lift did not feature in it, it must just have been a box-suggestion, (whatever happened to them?) Sorry to disappoint you Psi (24 years ago, 16-May-01, to lugnet.technic)
  Re: 8860 Scissors lift
 
(...) I recently needed a compact rotary->linear motion converter and tried the electric piston referenced above. It works great for small loads, but if you try to apply any force the bushings slide on the axels. So I modified the design slightly. I (...) (24 years ago, 21-May-01, to lugnet.technic)

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