US3329059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bore inspecting device
Assignee: ATK Launch Systems LLC
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Filing: 1962-02-07
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Granted: 1967-07-04
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Expires: 1982-02-07
Abstract
No abstract record available.
Inventors
- 👤 Mccormac James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:18
CPC Classifications
G; G02; G02B; G02B23/00; G02B23/24; G02B23/2407; F; F02; F02K; F02K9/00; F02K9/08; F02K9/24; G01; G01N; G01N21/00; G01N21/84; G01N21/88; G01N21/95; G01N21/954
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
270 words
A DEVICE FOR INSPECTING THE CENTRAL CAVITY OF HOLLOW ARTICLES HAVING REGULAR SURFACES CONCENTRIC TO AN AXIS COMPRISING, (A) A SOURCE OF LIGHT, MEANS ARRANGED TO PROJECT LIGHT FROM SAID SOURCE IN A BEAM ALONG THE CENTRAL AXIS OF SAID CAVITY FROM ONE END THEREOF, (B) A FIRST REFLECTOR EXTENDING ACROSS SAID AXIS AT AN ACUTE ANGLE TO THE CENTRAL AXIS OF SAID CAVITY TO INTERCEPT A PORTION OF SAID LIGHT AND REFLECT IT TO THE SURFACE OF SAID ARTICLE SURROUNDING SAID CAVITY, (C) A SECOND REFLECTOR EXTENDING ACROSS SAID AXIS BETWEEN SAID SOURCE OF LIGHT AND SAID FIRST REFLECTOR AND ARRANGED AT AN ACUTE ANGLE TO THE CENTAL AXIS OF SAID CAVITY IN A PLANE NORMAL TO SAID REFLECTORS, SAID ACUTE ANGLE OF SAID SECOND REFLECTOR BEING DIFFERENT FROM AND LESS THAN THE ACUTE ANGLE OF SAID FIRST REFLECTOR TO SAID AXIS AND SAID SECOND REFLECTOR BEING OF SUCH A SIZE AND SHAPE AS TO EXTEND RADIALLY FROM SAID AXIS IN SAID PLANE TO A LESSER DEGREE THAN SAID FIRST REFLECTOR TO INTERCEPT A PORTION OF THE LIGHT THAT WOULD OTHERWISE FALL UPON SAID FIRST REFLECTOR AND REFLECT IT TO THE SURFACE OF SAID CAVITY, (D) MEANS FOR MOUNTING EACH OF SAID REFLECTORS FOR MOVEMENT ALONG SAID AXIS, MEANS FOR RELATIVELY MOVING THE REFLECTORS ALONG THE CENTRAL AXIS OF SAID CAVITY TO PRODUCE A CONTINUOUS, COMPOSITE PATTERN OF LIGHT REFLECTED FROM SAID FIRST AND SECOND REFLECTORS ON THE SURFACE OF SAID ARTICLE SURROUNDING SAID CAVITY, AND (E) MEANS AT ONE END OF SAID CAVITY IN THE HOLLOW ARTICLE FOR OBSERVING THE IMAGE OF THE ILLUMINATED PORTION OF SAID CAVITY.
Claim 2
Independent Claim
270 words
A DEVICE FOR INSPECTING THE CENTRAL CAVITY OF HOLLOW ARTICLES HAVING REGULAR SURFACES CONCENTRIC TO AN AXIS COMPRISING, (A) A SOURCE OF LIGHT, MEANS ARRANGED TO PROJECT LIGHT FROM SAID SOURCE IN A BEAM ALONG THE CENTRAL AXIS OF SAID CAVITY FROM ONE END THEREOF, (B) A FIRST REFLECTOR EXTENDING ACROSS SAID AXIS AT AN ACUTE ANGLE TO THE CENTRAL AXIS OF SAID CAVITY TO INTERCEPT A PORTION OF SAID LIGHT AND REFLECT IT TO THE SURFACE OF SAID ARTICLE SURROUNDING SAID CAVITY, (C) A SECOND REFLECTOR EXTENDING ACROSS SAID AXIS BETWEEN SAID SOURCE OF LIGHT AND SAID FIRST REFLECTOR AND ARRANGED AT AN ACUTE ANGLE TO THE CENTAL AXIS OF SAID CAVITY IN A PLANE NORMAL TO SAID REFLECTORS, SAID ACUTE ANGLE OF SAID SECOND REFLECTOR BEING DIFFERENT FROM AND LESS THAN THE ACUTE ANGLE OF SAID FIRST REFLECTOR TO SAID AXIS AND SAID SECOND REFLECTOR BEING OF SUCH A SIZE AND SHAPE AS TO EXTEND RADIALLY FROM SAID AXIS IN SAID PLANE TO A LESSER DEGREE THAN SAID FIRST REFLECTOR TO INTERCEPT A PORTION OF THE LIGHT THAT WOULD OTHERWISE FALL UPON SAID FIRST REFLECTOR AND REFLECT IT TO THE SURFACE OF SAID CAVITY, (D) MEANS FOR MOUNTING EACH OF SAID REFLECTORS FOR MOVEMENT ALONG SAID AXIS, MEANS FOR RELATIVELY MOVING THE REFLECTORS ALONG THE CENTRAL AXIS OF SAID CAVITY TO PRODUCE A CONTINUOUS, COMPOSITE PATTERN OF LIGHT REFLECTED FROM SAID FIRST AND SECOND REFLECTORS ON THE SURFACE OF SAID ARTICLE SURROUNDING SAID CAVITY, AND (E) MEANS AT ONE END OF SAID CAVITY IN THE HOLLOW ARTICLE FOR OBSERVING THE IMAGE OF THE ILLUMINATED PORTION OF SAID CAVITY.
References Cited (Backward Citations)
US1309478A
Cited
US1633658A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |