.~ Rotary drive for a relatively advancing tool (e.g., rotary table)
DEFINITION
Classification: 175/195
(under subclass 170) Apparatus in which the drive is of the type commonly called a rotary table, such drive being adapted to remain relatively axially fixed while the tool shaft being rotated thereby advances relative to the rotary table.
SEE OR SEARCH THIS CLASS, SUBCLASS:
121, for a rotary drive for a relatively advancing feed screw in a single mechanical movement feeding and rotating a tool, said feed screw generally also comprising the tool drive shaft.
SEE OR SEARCH CLASS
74, Machine Element or Mechanism, appropriate subclasses, and particularly
434+, for a gear element, per se.
173, Tool Driving or Impacting, 165+, for a relatively fixed drive of an advancing tool.
464, Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts,
163+, for a coupling between a rotary drive table and an axially movable drill string.
