US3169183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical viewing system for electron beam machine
Assignee: RTX Corp
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Filing: 1962-10-17
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Granted: 1965-02-09
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Expires: 1982-10-17
Abstract
No abstract record available.
Inventors
- 👤 Edward W Radtke
- 👤 Charles F Stearns
- 👤 Philip E Barnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:04
CPC Classifications
B; B23; B23K; B23K26/00; B23K26/02; B23K26/03; B23K26/032; B23K26/06; B23K26/064; B23K26/0648; B23K26/0665; B23K26/12; B23K26/1224; H; H01; H01J; H01J37/00; H01J37/30; H01J37/3002; H01J37/3005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
APPARATUS FOR WORKING MATERIALS WITH A HIGHLY ENERGIZED BEAM COMPRSING: MEANS FOR GENERATING A HIGHLY ENERGIZED BEAM, A CHAMBER CONTAINING AT LEAST A PORTION OF SAID BEAM GENERATING MEANS, MEANS FOR POSITIONING A WORK PIECE GENERALLY IN THE LINE OF SAID BEAM, MEANS FOR FOCUSING SAID BEAM ON SAID WORK PIECE, APERTURED REFLECTING MEANS POSITIONED IN SAID CHAMBER BETWEEN SAID BEAM GENERATOR AND SAID WORK PIECE AND HAVING THE APERTURE THEREIN ALIGNED WITH THE BEAM AXIS, MEANS LOCATED IN THE WALL OF SAID CHAMBER FOR PASSING THE IMAGE REFLECTED BY SAID REFLECTING MEANS, AN OBJECTIVE LENS LOCATED OUTSIDE OF SAID CHAMBER ADJACENT TO SAID IMAGE PASSING MEANS AND HAVING ITS OPTICAL AXIS AT AN ANGLE TO THE BEAM AXIS, MEANS ALIGNED WITH THE OPTICAL AXIS OF SAID LENS FOR MAGNIFYING THE IAMGE OF THE WORK PIECE REFLECTED BY SAID REFLECTING MEANS, AND MEANS FOR ILLUNINATING THE REGION OF THE WORK PIECE BEING WORKED BY THE BEAM.
Claim 2
Dependent Claim
156 words
APPARATUS FOR WORKING MATERIALS WITH A HIGHLY ENERGIZED BEAM COMPRSING: MEANS FOR GENERATING A HIGHLY ENERGIZED BEAM, A CHAMBER CONTAINING AT LEAST A PORTION OF SAID BEAM GENERATING MEANS, MEANS FOR POSITIONING A WORK PIECE GENERALLY IN THE LINE OF SAID BEAM, MEANS FOR FOCUSING SAID BEAM ON SAID WORK PIECE, APERTURED REFLECTING MEANS POSITIONED IN SAID CHAMBER BETWEEN SAID BEAM GENERATOR AND SAID WORK PIECE AND HAVING THE APERTURE THEREIN ALIGNED WITH THE BEAM AXIS, MEANS LOCATED IN THE WALL OF SAID CHAMBER FOR PASSING THE IMAGE REFLECTED BY SAID REFLECTING MEANS, AN OBJECTIVE LENS LOCATED OUTSIDE OF SAID CHAMBER ADJACENT TO SAID IMAGE PASSING MEANS AND HAVING ITS OPTICAL AXIS AT AN ANGLE TO THE BEAM AXIS, MEANS ALIGNED WITH THE OPTICAL AXIS OF SAID LENS FOR MAGNIFYING THE IAMGE OF THE WORK PIECE REFLECTED BY SAID REFLECTING MEANS, AND MEANS FOR ILLUNINATING THE REGION OF THE WORK PIECE BEING WORKED BY THE BEAM.
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) | 1968-02-09 | 1968-08-10 | 1969-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-09 | 1972-08-10 | 1973-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-09 | 1976-08-10 | 1977-02-09 | $7700.00 | Window Closed / Lapsed |