US3159743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic curve follower and analog computer
Assignee: General Electric Co
•
Filing: 1960-10-26
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Granted: 1964-12-01
•
Expires: 1980-10-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph W Brouillette
- 👤 Charles W Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:38
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/12; B23Q35/127; B23Q35/128; G; G06; G06K; G06K11/00; G06K11/02; G06K11/04; G06V; G06V30/00; G06V30/10; G06V30/14; G06V30/144
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
APPARATUS COMPRISING MEANS FOR DISPLAYING A CURVE, MEANS FOR GENERATING AN ELECTRON BEAM AND FOCUSING IT TO A SCANNING SPOT UPON AN ELECTRON RESPONSIVE MEMBER, MEANS FOR DEFLECTING THE BEAM TO CAUSE THE SPOT TO DEFINE A SEARCH CIRCLE UPON THE ELECTRON RESPONSIVE MEMBER, MEANS FOR POSITIONING THE DISPLAYED CURVE AND THE ELECTRON RESPONSIVE MEMBER IN RECIPROCALLY IMAGED RELATIONSHIP, MEANS FOR DERIVING AT LEAST ONE SIGNAL VOLTAGE CONTAINING INFORMATION DETERMINED BY THE RELATIONSHIP BETWEEN THE DISPLAYED CURVE AND THE CENTER OF THE SEARCH CIRCLE, AND MEANS FOR FURTHER DEFLECTING THE BEAM AND THE SEARCH CIRCLE IN ACCORDANCE WITH THE INFORMATION CONTAINED IN THE SIGNAL VOLTAGE TO MOVE THE CENTER OF THE SEARCH CIRCLE IN A PATH DETERMINED BY THE CURVE.
Claim 2
Dependent Claim
120 words
APPARATUS COMPRISING MEANS FOR DISPLAYING A CURVE, MEANS FOR GENERATING AN ELECTRON BEAM AND FOCUSING IT TO A SCANNING SPOT UPON AN ELECTRON RESPONSIVE MEMBER, MEANS FOR DEFLECTING THE BEAM TO CAUSE THE SPOT TO DEFINE A SEARCH CIRCLE UPON THE ELECTRON RESPONSIVE MEMBER, MEANS FOR POSITIONING THE DISPLAYED CURVE AND THE ELECTRON RESPONSIVE MEMBER IN RECIPROCALLY IMAGED RELATIONSHIP, MEANS FOR DERIVING AT LEAST ONE SIGNAL VOLTAGE CONTAINING INFORMATION DETERMINED BY THE RELATIONSHIP BETWEEN THE DISPLAYED CURVE AND THE CENTER OF THE SEARCH CIRCLE, AND MEANS FOR FURTHER DEFLECTING THE BEAM AND THE SEARCH CIRCLE IN ACCORDANCE WITH THE INFORMATION CONTAINED IN THE SIGNAL VOLTAGE TO MOVE THE CENTER OF THE SEARCH CIRCLE IN A PATH DETERMINED BY THE CURVE.
References Cited (Backward Citations)
US2528020A
Cited
US2620456A
Cited
US2572424A
Cited
US2793321A
Cited
US2540016A
Cited
US2727144A
Cited
US2710350A
Cited
US2859341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |