US3390315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for numerical control of a multiaxes machine tool including interpolation and feedrate control
Assignee: Giddings and Lewis LLC
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Filing: 1963-04-05
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Granted: 1968-06-25
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Expires: 1983-04-05
Abstract
No abstract record available.
Inventors
- 👤 James O Mcdonough
- 👤 Alfred K Susskind
- 👤 Herbert P Grossimon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:28
CPC Classifications
H; H03; H03M; H03M1/00; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/408; G05B2219/00; G05B2219/30; G05B2219/35; G05B2219/35252; G05B2219/35373; G05B2219/35481; G05B2219/35554; G05B2219/36; G05B2219/36088; G05B2219/36383; G05B2219/42; G05B2219/42309; G05B2219/43; G05B2219/43006; G05B2219/43048; G05B2219/43156; G05B2219/43203; H03M1/12; H03M1/48; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
APPARATUS FOR CONTROLLING A MACHINE IN ACCORDANCE WITH A PREDETERMINED PROGRAM COMPRISING, A DIRECTOR CONNECTED FOR OPERATION TO ACTUATE AN ANALOGUE SERVO-MECHANISM CONTROLLING THE OPERATION OF SAID MACHINE, INPUT MEANS FOR SEQUENTIALLY APPLYING TO SAID DIRECTOR A PREDETERMINED PROGRAM COMPRISING A SERIES OF INDIVIDUAL COMMANDS, EACH OF SAID COMMANDS CONTAINING INFORMATION ENCODED IN A 1-1-2-5 BINARY-DECIMAL CODE, REGISTER MEANS TO STORE THE INFORMATION CONTAINED IN ONE OF SAID COMMANDS, MEANS TO PRODUCE IN A PREDETERMINED TIME INTERVAL A TRAIN OF PULSES CONSISTING OF A DECIMAL NUMBER OF PULSES DETERMINED BY THE INFORMATION IN SAID STORED COMMAND, MEANS TO PRODUCE FIRST AND SECOND OUTPUT SIGNALS OF THE SAME FREQUENCY, MEANS TO APPLY SAID TRAIN OF PULSES TO PHASE MODULATE ONE OF SAID OUTPUT SIGNALS TO A DEGREE PROPORTIONAL TO THE NUMBER OF PULSES IN SAID TRAIN, MEANS TO APPLY SAID FIRST AND SECOND OUTPUT SIGNALS TO SAID
Claim 2
Dependent Claim
146 words
APPARATUS FOR CONTROLLING A MACHINE IN ACCORDANCE WITH A PREDETERMINED PROGRAM COMPRISING, A DIRECTOR CONNECTED FOR OPERATION TO ACTUATE AN ANALOGUE SERVO-MECHANISM CONTROLLING THE OPERATION OF SAID MACHINE, INPUT MEANS FOR SEQUENTIALLY APPLYING TO SAID DIRECTOR A PREDETERMINED PROGRAM COMPRISING A SERIES OF INDIVIDUAL COMMANDS, EACH OF SAID COMMANDS CONTAINING INFORMATION ENCODED IN A 1-1-2-5 BINARY-DECIMAL CODE, REGISTER MEANS TO STORE THE INFORMATION CONTAINED IN ONE OF SAID COMMANDS, MEANS TO PRODUCE IN A PREDETERMINED TIME INTERVAL A TRAIN OF PULSES CONSISTING OF A DECIMAL NUMBER OF PULSES DETERMINED BY THE INFORMATION IN SAID STORED COMMAND, MEANS TO PRODUCE FIRST AND SECOND OUTPUT SIGNALS OF THE SAME FREQUENCY, MEANS TO APPLY SAID TRAIN OF PULSES TO PHASE MODULATE ONE OF SAID OUTPUT SIGNALS TO A DEGREE PROPORTIONAL TO THE NUMBER OF PULSES IN SAID TRAIN, MEANS TO APPLY SAID FIRST AND SECOND OUTPUT SIGNALS TO SAID
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |