US3333144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contour following apparatus
Assignee: Nederlandse Organisatie voor Toegepast Natuurwetenschappelijk Onderzoek TNO
•
Filing: 1964-03-05
•
Granted: 1967-07-25
•
Expires: 1984-03-05
Abstract
No abstract record available.
Inventors
- 👤 Bulk Jan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:50
CPC Classifications
B; B23; B23Q; B23Q15/00; G; G06; G06K; G06K11/00; G06K11/02; G06K11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
192 words
A SYSTEM FOR FOLLOWING ELECTRONICALLY BY MEANS OF AN ELECTRON BEAM THE CONTOUR OF A FIGURE COMPRISING A SCREEN, AN ELECTRON GUN DIRECTED ON THE SCREEN AN HAVING ELEMENTS FOR DEFLECTING BEAMS WITH ELEMENTS FOR MAKING THE POINT OF INTERSECTION OF THE BEAM WITH THE SCREEN DETECTABLE ON THE SAID SCREEN, A DETECTOR ELEMENT POSITIONED NEAR THE SCREEN HAVING COUPLINGS BETWEEN THE DEFLECTOR ELEMENTS AND THE DETECTOR ELEMENT IN A DIGITAL ANALOG OF THE CONVERTER AND BI-DIRECTIONAL COUNTER, THE ELEMENTS FOR THE DEFLECTION OF THE BEAMS BEING CONNECTED BY THE DIGITAL ANALOG CODE CONVERTER WITH THE OUTPUT OF THE BI-DIRECTIONAL COUNTER AN THE INPUTS OF WHICH ARE CONNECTED WITH THE OUTPUTS OF A CONTROL ELEMENT, WHICH TOGETHER WITH THE COUNTER FORMS THE COUPLINGS, A FIRST MEMORY ELEMENT FOR THE CONDITIONS THROUGH WHICH THE COUNTERS HAVE PROGRESSED, A SECOND MEMORY FOR THE SIGNAL EMITTED BY THE CONTROL ELEMENT WHICH IS ABLE TO CONTROL THE COUNTERS IN DEPENDENCY ON THE CONDITIONS AND ON THE SIGNAL, AND THE OUTPUT VOLTAGES OF THE COUNTERS DETERMINING THE COORDINATES OF THE POINTS OF A POINT RASTER WHICH IMPART THE POSSIBLE INTERSECTION POINTS OF THE BEAM WITH THE SCREEN.
Claim 2
Independent Claim
192 words
A SYSTEM FOR FOLLOWING ELECTRONICALLY BY MEANS OF AN ELECTRON BEAM THE CONTOUR OF A FIGURE COMPRISING A SCREEN, AN ELECTRON GUN DIRECTED ON THE SCREEN AN HAVING ELEMENTS FOR DEFLECTING BEAMS WITH ELEMENTS FOR MAKING THE POINT OF INTERSECTION OF THE BEAM WITH THE SCREEN DETECTABLE ON THE SAID SCREEN, A DETECTOR ELEMENT POSITIONED NEAR THE SCREEN HAVING COUPLINGS BETWEEN THE DEFLECTOR ELEMENTS AND THE DETECTOR ELEMENT IN A DIGITAL ANALOG OF THE CONVERTER AND BI-DIRECTIONAL COUNTER, THE ELEMENTS FOR THE DEFLECTION OF THE BEAMS BEING CONNECTED BY THE DIGITAL ANALOG CODE CONVERTER WITH THE OUTPUT OF THE BI-DIRECTIONAL COUNTER AN THE INPUTS OF WHICH ARE CONNECTED WITH THE OUTPUTS OF A CONTROL ELEMENT, WHICH TOGETHER WITH THE COUNTER FORMS THE COUPLINGS, A FIRST MEMORY ELEMENT FOR THE CONDITIONS THROUGH WHICH THE COUNTERS HAVE PROGRESSED, A SECOND MEMORY FOR THE SIGNAL EMITTED BY THE CONTROL ELEMENT WHICH IS ABLE TO CONTROL THE COUNTERS IN DEPENDENCY ON THE CONDITIONS AND ON THE SIGNAL, AND THE OUTPUT VOLTAGES OF THE COUNTERS DETERMINING THE COORDINATES OF THE POINTS OF A POINT RASTER WHICH IMPART THE POSSIBLE INTERSECTION POINTS OF THE BEAM WITH THE SCREEN.
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |