US3349174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beam scanning device
Assignee: Raytheon Co
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Filing: 1964-02-03
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Granted: 1967-10-24
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Expires: 1984-02-03
Abstract
No abstract record available.
Inventors
- 👤 Douglas M Warschauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:36
CPC Classifications
G; G11; G11B; G11B7/00; G11B7/12; G02; G02B; G02B26/00; G02B26/08; G02B26/10; G11B7/08; H; H04; H04N; H04N3/00; H04N3/02; H04N3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A DEVICE FOR ELECTRONICALLY SCANNING A BEAM OF RADIATION ALONG A PREDETERMINED PATH COMPRISING A SUPPORT, A SEMICONDUCTOR LASER ELEMENT ON THE SUPPORT AND INSULATED THEREFROM AND HAVING REGIONS OF OPPOSITE CONDUCTIVITY, CONDUCTORS CONNECTED WITH THE RESPECTIVE REGIONS OF OPPOSITE CONDUCTIVITY FOR SUPPLYING POWER TO THE LASER ELEMENT FOR GENERATION OF AN OUTPUT BEAM OF RADIATION, A BASE, AT LEAST A MAJOR PORTION OF THE SUPPORT BEING SPACED FROM SAID BASE, AT LEAST ONE ELECTRO-STRICTIVE ROD CONNECTING THE SUPPORT TO THE BASE, AND A COIL ENCIRCLING SAID ROD, THE ROD BEING EXPANDABLE AND CONTRACTABLE IN RESPONSE TO VARIATIONS IN CURRENT PASSING THROUGH THE COIL, THE CHANGES IN SIZE OF THE ROD RESULTING FROM SUCH EXPANSIONS AND CONTRACTIONS MOVING THE SUPPORT AND LASER ELEMENT WITH RESPECT TO THE BASE TO CAUSE SCANSION OF THE BEAM ALONG A PREDETERMINED PATH.
Claim 2
Independent Claim
138 words
A DEVICE FOR ELECTRONICALLY SCANNING A BEAM OF RADIATION ALONG A PREDETERMINED PATH COMPRISING A SUPPORT, A SEMICONDUCTOR LASER ELEMENT ON THE SUPPORT AND INSULATED THEREFROM AND HAVING REGIONS OF OPPOSITE CONDUCTIVITY, CONDUCTORS CONNECTED WITH THE RESPECTIVE REGIONS OF OPPOSITE CONDUCTIVITY FOR SUPPLYING POWER TO THE LASER ELEMENT FOR GENERATION OF AN OUTPUT BEAM OF RADIATION, A BASE, AT LEAST A MAJOR PORTION OF THE SUPPORT BEING SPACED FROM SAID BASE, AT LEAST ONE ELECTRO-STRICTIVE ROD CONNECTING THE SUPPORT TO THE BASE, AND A COIL ENCIRCLING SAID ROD, THE ROD BEING EXPANDABLE AND CONTRACTABLE IN RESPONSE TO VARIATIONS IN CURRENT PASSING THROUGH THE COIL, THE CHANGES IN SIZE OF THE ROD RESULTING FROM SUCH EXPANSIONS AND CONTRACTIONS MOVING THE SUPPORT AND LASER ELEMENT WITH RESPECT TO THE BASE TO CAUSE SCANSION OF THE BEAM ALONG A PREDETERMINED PATH.
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |