US3328523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scanning apparatus
Assignee: International Business Machines Corp
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Filing: 1964-07-24
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Granted: 1967-06-27
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Expires: 1984-07-24
Abstract
No abstract record available.
Inventors
- 👤 Robert C Treseder
- 👤 Karl A Belser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:47
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/02; H04N3/08; G; G06; G06F; G06F3/00; G06F3/01; G06F3/03; G06F3/033; G06F3/0354; G06F3/03542; G06F3/037; G06F3/038; G06F3/0383; G06K; G06K11/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
APPARATUS FOR SCANNING A SURFACE AND INDICATING THE POSITION OF A SELECTED POINT ON THE SURFACE, COMPRISING: MEANS FOR GENERATING AN ESSENTIALLY PLANAR LIGHT BEAM; A BEAM SPLITTER FOR THE LIGHT BEAM FROM SAID GENERATING MEANS; A PAIR OF DEFLECTORS, ONE FOR EACH BEAM FROM SAID SPLITTER AND POSITIONED TO DIRECT EACH BEAM TOWARD THE SURFACE; MEANS FOR MOVING SAID DEFLECTORS SO THAT THE BEAMS FROM SAID SPLITTER MOVE ACROSS THE SURFACE IN PERPENDICULAR DIRECTIONS; POSITION-INDICATING MEANS FOR INDICATING THE POSITIONS OF THE BEAMS FROM SAID SPLITTER ALONG THE DIRECTIONS OF MOTION EFFECTED BY SAID MOVING MEANS; LIGHT SENSING MEANS POSITIONABLE AT ANY POINT ON THE SURFACE, TO PROVIDE AN OUTPUT WHENEVER ILLUMINATED BY EITHER OF THE BEAMS FROM SAID SPLITTER; AND GATE MEANS RESPONSIVE TO THE OUTPUT OF SAID SENSING MEANS FOR PROVIDING AN OUTPUT REPRESENTATIVE OF THE INDICATION OF SAID POSITION-INDICATING MEANS AT THE TIME OF RECEIPT OF THE OUTPUT FROM SAID SENSING MEANS.
Claim 2
Dependent Claim
156 words
APPARATUS FOR SCANNING A SURFACE AND INDICATING THE POSITION OF A SELECTED POINT ON THE SURFACE, COMPRISING: MEANS FOR GENERATING AN ESSENTIALLY PLANAR LIGHT BEAM; A BEAM SPLITTER FOR THE LIGHT BEAM FROM SAID GENERATING MEANS; A PAIR OF DEFLECTORS, ONE FOR EACH BEAM FROM SAID SPLITTER AND POSITIONED TO DIRECT EACH BEAM TOWARD THE SURFACE; MEANS FOR MOVING SAID DEFLECTORS SO THAT THE BEAMS FROM SAID SPLITTER MOVE ACROSS THE SURFACE IN PERPENDICULAR DIRECTIONS; POSITION-INDICATING MEANS FOR INDICATING THE POSITIONS OF THE BEAMS FROM SAID SPLITTER ALONG THE DIRECTIONS OF MOTION EFFECTED BY SAID MOVING MEANS; LIGHT SENSING MEANS POSITIONABLE AT ANY POINT ON THE SURFACE, TO PROVIDE AN OUTPUT WHENEVER ILLUMINATED BY EITHER OF THE BEAMS FROM SAID SPLITTER; AND GATE MEANS RESPONSIVE TO THE OUTPUT OF SAID SENSING MEANS FOR PROVIDING AN OUTPUT REPRESENTATIVE OF THE INDICATION OF SAID POSITION-INDICATING MEANS AT THE TIME OF RECEIPT OF THE OUTPUT FROM SAID SENSING MEANS.
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |