US3564595A
Expired / Lapsed
US
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Data interpolation for computer control of machine tools
Assignee: International Business Machines Corp
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Filing: 1968-11-19
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Granted: 1971-02-16
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Expires: 1988-11-19
Abstract
Abstract A SYSTEM FOR INTERPOLATING DATA SO AS TO GENERATE A STREAM OF PULSES FOR CONTROLLING A MACHINE TOOL OR OTHER PRECISE MECHANISM. THE INTERPOLATION IS BROKEN INTO A HIGH-SPEED PORTION AND A LOW-SPEED PORTION. THE LOWSPEED PORTION IS PERFORMED BY A GENERAL PURPOSE COMPUTER AND THE HIGH-SPEED PORTION IS PERFORMED BY A SPECIAL PURPOSE INTERPOLATOR.
Inventors
- 👤 Albert R De Florio
- 👤 Donald Wortzman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:33
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/41; G05B19/4103; Y; Y10; Y10T; Y10T83/00; Y10T83/162; Y10T83/173
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |