Tubing for Toshiaki

1
Tubing for Toshiaki
grooves
Hole for polyethelene tubing
50 mm teflon cyllinder snuggly fitting inside the
quartz dewar Grooves to let nitrogen pas freely
are cut out with razor blade To create 1-3 mm
spacers we cut this cyllinder like sausage with a
razor blade
End on view
1 mm long piece of silicon tubing that fits over
the polyethelene tubing and prevents spacers from
sliding up and down Each spacer has such a piece
below and above it. Only one is shown.
Cuttoff spacer 2 mm
tubing
3-5 spacers, one in the middle of cavity, two
just outside