US PATENT SUBCLASS 400 / 289
.~.~ Column set by control of tap-stops or column-stops or counter-stops


Current as of: June, 1999
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400 /   HD   TYPEWRITING MACHINES

283  DF  CARRIAGE OR CARRIAGE-MOVING OR MOVEMENT-REGULATING MECHANISM {11}
284  DF  .~ For stopping carriage in tabular position (e.g., column-set positions) {10}
289.~.~ Column set by control of tap-stops or column-stops or counter-stops {1}
289.1  DF  .~.~.~> Tab-stops grouped in stepped fashion


DEFINITION

Classification: 400/289

Column set by control of tab-stops or column-stops or counter-stops:

(under subclass 284) Subject matter wherein the carriage* is caused to be moved to its "column-set" position and stopped in that position by "tab-stop" elements mounted on a

tab-rack*, selected of said elements having been moved from a "clear" position to a "set" position, or the carriage is stopped in a column-set position by a "counter-stop" element.

(1) Note. For further discussion of the terms used and their operation, see the definition of tab-rack in the Glossary, section III.