US3369370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of detector cooling and device therefor
Assignee: Raytheon Co
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Filing: 1965-12-03
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Granted: 1968-02-20
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Expires: 1985-12-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Marion N Todd
- 👤 Franklin J Meyers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:32
CPC Classifications
F; F17; F17C; F17C3/00; F17C3/02; F17C3/08; F17C3/085; F17C2203/00; F17C2203/01; F17C2203/014; F17C2203/018; F17C2203/03; F17C2203/0304; F17C2203/0308; F17C2203/0391; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0631; F17C2221/00; F17C2221/01; F17C2221/012; F17C2221/016; F17C2221/017; F17C2221/03; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2225/00; F17C2225/01; F17C2225/0192; F17C2225/04; F17C2225/042; F17C2225/046; F17C2225/047; F17C2250/00; F17C2250/06; F17C2250/0605; F17C2250/0631; F17C2260/00; F17C2260/02; F17C2260/027; F17C2265/00; F17C2265/02; F17C2265/025; F17C2270/00; F17C2270/01; F17C2270/0186; F17C2270/0194; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
IN A METHOD OF PROVIDING DETECTOR COOLING UNDER ZERO GRAVITY AND VACUUM CONDITION WHERE THE DETECTOR IS MOUNTED IN THERMAL TRANSFER ASSOCIATION WITH A DEWAR HAVING SEPARATE CHAMBERS IN DIRECT CONDUCTIVE THERMAL TRANSFER RELATION, THE DEWAR BEING CARRIED INTO SAID ZERO GRAVITY AND VACUUM CONDITION REQUIRING AN ELASPED PRE-LAUNCH COUNTDOWN TIME UNDER GRAVITY CONDITION AND ELAPSED TIME UNDER THRUST CONDITION DURING LAUNCH; THE STEPS OF FILLING ONE OF SAID CHAMBERS WITH A CRYOGENIC LIQUID, FILLING THE SECOND CHAMBER WITH A CRYOGENIC FLUID, SOLIDIFYING SAID FLUID BY ACCOMMODATING THE VAPORIZATION OF SAID LIQUID AND ALLOWING VAPOR ESCAPE TO AMBIENT CONDITION DURING SAID ELASPED TIMES, FURTHER ACCOMMODATING THE ESCAPE OF SAID LIQUID AND VAPORIZED LIQUID FROM SAID ONE CONTAINER UNDER ZERO GRAVITY CONDITION TO EFFECT A VACUUM IN SAID ONE CONTAINER SURROUNDING SAID SECOND CONTAINER, AND ACCOMMODATING THE ESCAPE OF VAPORIZED FLUID FROM SAID SOLIDIFIED FLUID TO AMBIENT VACCUM CONDITION UNDER ZERO GRAVITY CONDITION.
Claim 2
Dependent Claim
152 words
IN A METHOD OF PROVIDING DETECTOR COOLING UNDER ZERO GRAVITY AND VACUUM CONDITION WHERE THE DETECTOR IS MOUNTED IN THERMAL TRANSFER ASSOCIATION WITH A DEWAR HAVING SEPARATE CHAMBERS IN DIRECT CONDUCTIVE THERMAL TRANSFER RELATION, THE DEWAR BEING CARRIED INTO SAID ZERO GRAVITY AND VACUUM CONDITION REQUIRING AN ELASPED PRE-LAUNCH COUNTDOWN TIME UNDER GRAVITY CONDITION AND ELAPSED TIME UNDER THRUST CONDITION DURING LAUNCH; THE STEPS OF FILLING ONE OF SAID CHAMBERS WITH A CRYOGENIC LIQUID, FILLING THE SECOND CHAMBER WITH A CRYOGENIC FLUID, SOLIDIFYING SAID FLUID BY ACCOMMODATING THE VAPORIZATION OF SAID LIQUID AND ALLOWING VAPOR ESCAPE TO AMBIENT CONDITION DURING SAID ELASPED TIMES, FURTHER ACCOMMODATING THE ESCAPE OF SAID LIQUID AND VAPORIZED LIQUID FROM SAID ONE CONTAINER UNDER ZERO GRAVITY CONDITION TO EFFECT A VACUUM IN SAID ONE CONTAINER SURROUNDING SAID SECOND CONTAINER, AND ACCOMMODATING THE ESCAPE OF VAPORIZED FLUID FROM SAID SOLIDIFIED FLUID TO AMBIENT VACCUM CONDITION UNDER ZERO GRAVITY CONDITION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |