Re: NANFA-- plankton/small shrimp safe water pumps

Moontanman_at_aol.com
Wed, 26 Feb 2003 00:09:15 EST

In a message dated 2/25/03 3:57:08 PM Eastern Standard Time,
bongi_at_cox-internet.com writes:

> Peristaltic pumps used in the medical industry might work if I understand
> your need. These are low volume pumps. There is no impeller. They
consist
> typically of three rollers(ball bearings) on a rotor. The supply tube is
> wrapped around a cassette containing the rotor. The tube is situated
between
> the housing and the rotor. As the rotor turns the tube is compressed
forcing
> the fluid within the tube to advance (flow). If you could locate one of
the
> auction houses or medical supply/surplus stores you could get one
relatively
> cheap. The advantage is that you could adjust the flow to very low to
heavy.
>
>
>
That sounds like an idea I might try at some point, finding one will of
course be the trick.

Moon
/-----------------------------------------------------------------------------
/"Unless stated otherwise, comments made on this list do not necessarily
/ reflect the beliefs or goals of the North American Native Fishes
/ Association"
/ This is the discussion list of the North American Native Fishes Association
/ nanfa_at_aquaria.net. To subscribe, unsubscribe, or get help, send the word
/ subscribe, unsubscribe, or help in the body (not subject) of an email to
/ nanfa-request_at_aquaria.net. For a digest version, send the command to
/ nanfa-digest-request_at_aquaria.net instead.
/ For more information about NANFA, visit our web page, http://www.nanfa.org