Appeal No. 1998-0331
Application No. 08/297,257
upon indexed movement of the spindle carrier and have a roller
axis of rotation which intersects an axis of rotation of the
spindle carrier;
d) bearing loading means for applying a force on the
first and second set of tapered roller bearings to minimize
lateral movement of the bearings disposed in the stepped
portions of the upright inner surfaces and thus minimize
movement of the spindle carrier and workpieces supported by
the spindle carrier in a direction parallel to the axis of
rotation of the spindle carrier and secure the workpieces
relative to the angularly separated workstations; and
e) bearing sealing means for sealing the first and
second sets of roller bearings from external contaminants.
5. A multiple spindle bar machine comprising:
a) a base having a headstock coupled thereto;
b) a drive system for simultaneously rotating
multiple bars and having a drive gear coupled to a spindle
drive shaft;
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