US PATENT SUBCLASS 83 / 549
.~ Plural tools selectively engageable with single drive


Current as of: June, 1999
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83 /   HD   CUTTING

523  DF  MEANS TO DRIVE OR TO GUIDE TOOL {35}
549.~ Plural tools selectively engageable with single drive {2}
550  DF  .~.~> Predetermined sequence of selection {1}
552  DF  .~.~> Turret of tools


DEFINITION

Classification: 83/549

(under subclass 523) Apparatus wherein a series or group of tools or tool pairs, on one hand, and a common means for transmitting power from a common source to the respective tools or tool supports, on the other hand, are movable with respect to each other in a noncutting direction so that different tools or tool pairs of the series or group are driven individually by the common transmission as desired.

(1) Note. The common actuating train need not be immediately preceding or adjacent any of the tools but may be further back in the drive train of any or all thereof, so

long as there is a common power train between the tools and the power source with respect to which the tools or tool pairs are relatively movable.

(2) Note. The unselected tool(s) or tool pair(s) remains inactive in the machine and available for selection.

(3) Note. For machine having plural cutting tools, each with its own drive train (or with a common drive train), which tools are always available for actuation in any number and in any cycle of machine operation, see Class 234, Selective Cutting (e.g., Punching), and see the class definition of this class (83), section II, Lines With Other Classes, subsection A, Relationship to Other Classes Including, per se, Cutting, Severing, or Incising.

SEE OR SEARCH THIS CLASS, SUBCLASS:

561+, for a device where a tool may be positioned over different areas of a single flat surfaced cooperating tool. 571+, for a device for connecting or disconnecting a tool and its drive.

SEE OR SEARCH CLASS

173, Tool Driving or Impacting,

50+, for power paths to plural tools from a single drive.

234, Selective Cutting (e.g., Punching), (and see (3) Note above).