2/18/02 Now running about 3 weeks late...
2/21/02 Delivered today...
The fully-assembled carriage with roller and drive assemblies
now installed. The
drive (middle of image), and caster rail assemblies (left and right) are for rotation
and transport at SBS only.
Roller assembly, showing locking pin and balancing springs.
Drive assembly with idler cam follower, pre-load spring and adjuster, and motor/gearbox mouting (white).
February 21, 2002
Rettig Machine delivered the IMACS instrument carriage on 2/21/02
Engineers and Astronomers (A. Dressler, J. Prochaska,
and S. Gunnels) sprang into
Within minutes, the castors were mounted to their rails,
and the rails were mounted
to the carriage.
The carriage was in the IMACS assembly area just in time
Note the corrected, dark grey color.
The carriage frame is finished, but unfortunately, painted
the wrong color. This
will be corrected on 2/19/02. The caster rails are finished and primed, and will
be painted 2/19. All the carriage roller and drive parts are finished and delivered to
Which paint were we using again?
Welding is complete on the carriage weldment, it has been
Blanchard ground top and
bottom, and has now started machining operations.
Alan Dressler and Franz Rettig with the instrument carriage frame.
Caster rails for adding wheels to the carriage...