Patent US2452563A successfully refreshed from Google Patents.
US3122691A
Expired / Lapsed
US
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Digital contouring system with automatic feed rate control
Assignee: Bendix Corp
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Filing: 1962-03-01
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Granted: 1964-02-25
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Expires: 1982-03-01
Abstract
No abstract record available.
Inventors
- 👤 Ronald M Centner
- 👤 John L Mckelvie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:12
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/416; G05B19/4163; G05B2219/00; G05B2219/30; G05B2219/43; G05B2219/43139; G05B2219/43188; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2533; Y10T82/2535
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A SYSTEM OPERATIVE TO CONTROL THE MOTION OF AN OUTPUT MEMBER ALONG A PLURALITY OF AXES SIMULTANEOUSLY IN ACCORDANCE WITH INFORMATION CONTAINED ON A RECORD MEDIUM, WHICH INFORMATION INCLUDES A COMMAND NUMBER ASSOCIATED WITH EACH AXIS TO BE CONTROLLED, SAID SYSTEM HAVING A CONTROLLER OPERATIVE TO RECEIVE THE COMMAND NUMBERS AND TO GENERATE PULSE TRAINS HAVING FREQUENCIES PROPORTIONAL TO THE RATIOS OF THE COMMAND NUMBERS, AND SAID CONTROLLER BEING OPERATIVE AT A RATE WHICH IS A FUNCTION OF AN INPUT PULSE TRAIN, THE IMPROVEMENT WHICH CONSISTS OF: A VARIABLE FREQUENCY PULSE GENERATOR OPERATIVE TO SUPPLY PULSES TO THE CONTROLLER, SAID PULSE GENERATOR BEING OPERATIVE TO SUPPLY PULSES IN ACCORDANCE WITH THE RATIO OF THE MAGNITUDES OF FIRST AND SECOND VOLTAGES; A FEED RATE COMMAND CONTAINED ON THE RECORD MEDIUM; MEANS FOR ESTABLISHING A FIRST VOLTAGE HAVING A MAGNITUDE PROPORTIONAL TO SAID FEED RATE COMMAND; MEANS FOR RECEIVING SAID COMMAND NUMBERS AND FOR GENERATING A SEC-
Claim 2
Dependent Claim
156 words
IN A SYSTEM OPERATIVE TO CONTROL THE MOTION OF AN OUTPUT MEMBER ALONG A PLURALITY OF AXES SIMULTANEOUSLY IN ACCORDANCE WITH INFORMATION CONTAINED ON A RECORD MEDIUM, WHICH INFORMATION INCLUDES A COMMAND NUMBER ASSOCIATED WITH EACH AXIS TO BE CONTROLLED, SAID SYSTEM HAVING A CONTROLLER OPERATIVE TO RECEIVE THE COMMAND NUMBERS AND TO GENERATE PULSE TRAINS HAVING FREQUENCIES PROPORTIONAL TO THE RATIOS OF THE COMMAND NUMBERS, AND SAID CONTROLLER BEING OPERATIVE AT A RATE WHICH IS A FUNCTION OF AN INPUT PULSE TRAIN, THE IMPROVEMENT WHICH CONSISTS OF: A VARIABLE FREQUENCY PULSE GENERATOR OPERATIVE TO SUPPLY PULSES TO THE CONTROLLER, SAID PULSE GENERATOR BEING OPERATIVE TO SUPPLY PULSES IN ACCORDANCE WITH THE RATIO OF THE MAGNITUDES OF FIRST AND SECOND VOLTAGES; A FEED RATE COMMAND CONTAINED ON THE RECORD MEDIUM; MEANS FOR ESTABLISHING A FIRST VOLTAGE HAVING A MAGNITUDE PROPORTIONAL TO SAID FEED RATE COMMAND; MEANS FOR RECEIVING SAID COMMAND NUMBERS AND FOR GENERATING A SEC-
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |