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Title: Apparatus for correcting and adding data to that taken from a mechanical data carrier

Abstract: In a machine tool perforated tape numerical control system, a correction storage means is provided in addition to normal storage to permit additional and corrected information to be added to and substituted for the information coming from the perforated tape.


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Inventors: Raven, Manfred V. (Erlangen, DT)

Application Number: 614181
Filing Date: 1975-09-17
Publication_date: 1977-02-15
Assignee: Siemens Aktiengesellschaft (Munich, DT)
Primary Class(es): 700/159 340/825.23
Other Classes:
US Patent Ref:
3562715Feb, 1971Bishop340/172.
3854353Dec, 1974Cutler82/1.
3864669Feb, 1975Schlickeiser et al.340/172.

Other Refs:
Primary Examiner: Nusbaum, Mark E.
Assistant Examiner: Bartz, C. T.
Attorney: Kenyon & Kenyon Reilly Carr & Chapin