I see you have the same problem as I did encounter: a rusting shaft that binds the keys together... I agree, they really spent big $ for production level tooling (and industrial design and engineering) to make the chordset, it is quite impressive. Marc
On Sep 16, 2017, at 1:58 PM, Al Kossow via cctalk <cctalk@classiccmp.org> wrote: I had to fix a key on CHM's keyset today, so I shot a bunch of pictures while it was apart http://bitsavers.org/pdf/xerox/alto/Alto_5-Key_Keyset They spent a lot of money on this. There are two castings of the same material as the keyboard and monitors, and two injection molded parts for the keys and the four spacers betwen the microswitches.
