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"...you use a simple manual hydraulic pump to dump the manip) but not as simple with electric manip...." Phil, The mechanics of the above statement escapes me at the moment but, not the message. I will specifically look for dump capability methods as I study this further. Thank you! Joe > Date: Sat, 4 Oct 2008 19:33:25 -0400 > From: pnuytten@compuserve.com > Subject: [PSUBS-MAILIST] Manipulator actuattion / design > To: personal_submersibles@psubs.org > > Hey, Joe! > There are lots of designs for small sub/rov manips out there - the > kinematics are generally similar to all. One design feature which seems to > be often overlooked in home-builts is the ability to jettison the arm if it > becomes jammed, tangled, or otherwise inextricable from the work. This is > pretty simple with hydraulics (you use a simple manual hydraulic pump to > dump the manip) but not as simple with electric manip. - You might want to > condsider an electo/hydraulic hybrid that eliminates solenoid valves and > conventional hydraulic pumps Whatever design you go with, make absolutely > sure you can drop the manip if you have to- better the arm should 'sleep > with the fishes' than you! > Phil > > > > > ************************************************************************ > ************************************************************************ > ************************************************************************ > The personal submersibles mailing list complies with the US Federal > CAN-SPAM Act of 2003. Your email address appears in our database > because either you, or someone you know, requested you receive messages > from our organization. > > If you want to be removed from this mailing list simply click on the > link below or send a blank email message to: > removeme-personal_submersibles@psubs.org > > Removal of your email address from this mailing list occurs by an > automated process and should be complete within five minutes of > our server receiving your request. > > PSUBS.ORG > PO Box 53 > Weare, NH 03281 > 603-529-1100 > ************************************************************************ > ************************************************************************ > ************************************************************************ > |