A shielded ball bearing? Ball bearing with metal or plastic shields on both sides. Designed to keep dirt out of the balls and the grease in. Here the ball bearing works as a rotating pressure seal. Neat. BTW, I am a proud owner of a spherical audion and Flemming's valve by Ron. Marcin
On May 15, 9:27 pm, jb-electronics <[email protected]> wrote: > Can anyone help me with this video?http://www.youtube.com/watch?v=3FN9J4zgsgk > What is the thing he mentions at 6:55? I did not quite catch it. -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
