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Subject: 
RE: CD auto feeder project
Newsgroups: 
lugnet.robotics
Date: 
Thu, 6 May 2004 00:30:56 GMT
Original-From: 
Andy Gombos <gombos_2000@earthlink.netNOMORESPAM>
Viewed: 
926 times
  
That would definitely be a problem.  Those hoses are designed to hold
pressure.
When you suck hard on them, they tend to collapse flat.  Also, you have to
remove
not only the air under the suction cup - but also the air inside the hose.
The
longer the hose, the more air you have to remove in order to drop the
pressure
under the suction cup by the same amount.

Don't those hard plastic tubes fit over the cylinder connectors? I know they
can bind the flexible hoses, so a small "boot" to bridge the gap wouldn't be
able to suck together very much.

That would reduce the problem of length, at least.

Andy



Message is in Reply To:
  Re: CD auto feeder project
 
(...) >> suction and pushing the cylinder down again releases it. (...) Yes - the yellow ones on the left. The 'normal' use for those things is to pump air in the bottom tube to make the cylinder extend - or pump air in the top to make it contract. (...) (20 years ago, 5-May-04, to lugnet.robotics)

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