US3287956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Space simulator
Assignee: Barnes Engineering Co
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Filing: 1963-11-14
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Granted: 1966-11-29
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Expires: 1983-11-14
Abstract
No abstract record available.
Inventors
- 👤 Marc G Dreyfus
- 👤 Harold W Yates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:41
CPC Classifications
B; B64; B64G; B64G7/00; F; F21; F21V; F21V9/00; F21V9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A SIMULATOR FOR PRODUCING RADIATIVE TARGET BEHAVIOR OF SPACE, MOON OR STELLAR BACKGROUNDS WHICH CAN BE UTILIZED FOR TESTING AND CALIBRATING INSTRUMENTS WHICH ARE TO BE USED IN SUCH ENVIRONMENTS, COMPRISING (A) A RELATIVELY SMALL BLACK BODY REFERENCE SOURCE, (B) MEANS FOR COOLING SAID BLACK BODY REFERENCE SOURCE AT CRYOGENIC TEMPERATURES, (C) OPTICAL MEANS FOR IMAGING THE FIELD OF VIEW OF AN INSTRUMENT TO BE TESTED ON SAID BLACK REFERENCE SOURCE, (D) MEANS FOR COOLING SAID OPTICAL MEANS WHEREBY THE EMISSIVITY AND RADIANCE OF SAID OPTICAL MEANS DO NOT SIGNIFICANTLY IMPAIR THE PERFORMANCE OF THE SIMULATOR WHICH ALLOWS THE USE OF A RELATIVELY SMALL BLACK BODY REFERENCE SOURCE REQUIRING LESS COOLING TO ATTAIN CRYOGENIC TEMPERATURES, AND
Claim 2
Dependent Claim
116 words
A SIMULATOR FOR PRODUCING RADIATIVE TARGET BEHAVIOR OF SPACE, MOON OR STELLAR BACKGROUNDS WHICH CAN BE UTILIZED FOR TESTING AND CALIBRATING INSTRUMENTS WHICH ARE TO BE USED IN SUCH ENVIRONMENTS, COMPRISING (A) A RELATIVELY SMALL BLACK BODY REFERENCE SOURCE, (B) MEANS FOR COOLING SAID BLACK BODY REFERENCE SOURCE AT CRYOGENIC TEMPERATURES, (C) OPTICAL MEANS FOR IMAGING THE FIELD OF VIEW OF AN INSTRUMENT TO BE TESTED ON SAID BLACK REFERENCE SOURCE, (D) MEANS FOR COOLING SAID OPTICAL MEANS WHEREBY THE EMISSIVITY AND RADIANCE OF SAID OPTICAL MEANS DO NOT SIGNIFICANTLY IMPAIR THE PERFORMANCE OF THE SIMULATOR WHICH ALLOWS THE USE OF A RELATIVELY SMALL BLACK BODY REFERENCE SOURCE REQUIRING LESS COOLING TO ATTAIN CRYOGENIC TEMPERATURES, AND
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |