PSN-L Email List Message

Subject: roller hinges, etc.
From: BOB BARNS royb1@...........
Date: Sat, 23 Nov 2002 21:41:23 -0500

Hi gang,
  Here is some info (via Google) about hinges.

  For the rolamite hinge:

  See Fig. 4 for a rolling hinge in:

  A good discussion from our own archives:

  For pics of the Geotech 220 (up to 30 sec. period, 8" boom length,
boom mounted with crossed flexures.)  I got this via ebay, where else?  (my web site)
  I have not yet put this in service--still using my big, old, ugly
home-made Lehman.

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