US3152033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulating assembly
Assignee: Arthur D Little Inc
•
Filing: 1960-06-17
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Granted: 1964-10-06
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Expires: 1980-06-17
Abstract
No abstract record available.
Inventors
- 👤 Igor A Black
- 👤 Arthur A Fowle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:45
CPC Classifications
F; F16; F16L; F16L59/00; F16L59/06; F16L59/065; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24174; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24628; Y10T428/31504; Y10T428/31678; Y10T428/31681
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
INSULATION ASSEMBLY SUITABLE FOR INSERTION IN AN EVACUATED INSULATION STRUCTURE, COMPRISING A PLURALITY OF INDIVIDUAL RADIATION SHIELDS AND SPACER MEANS OF A MATERIAL HAVING LOW HEAT CONDUCTIVITY ADAPTED TO MAINTAIN SAID SHIELDS IN SPACED RELATIONSHIP TO EACH OTHER BY MEANS OF CONTACT POINTS BETWEEN SAID SPACER MEANS AND THE SURFACE OF SAID SHIELD WHEREBY HEAT TRANSFER BY CONDUCTION THROUGH SAID STRUCTURE IS MINIMIZED, SAID CONTACT POINTS BEING SPACED AT LEAST ONE-EIGHTH INCH APART FROM EACH OTHER, SAID SHIELDS BEING PRESENT IN A QUANTITY FROM ABOUT 40 TO 80 PER INCH OF THICKNESS OF SAID STRUCTURE AND BEING OF A THICKNESS TO BE SELF-SUPPORTING ON SAID CONTACT POINTS THEREBY TO PREVENT ANY PHYSICAL CONTACT BETWEEN ADJACENT SHIELDS.
Claim 2
Dependent Claim
116 words
INSULATION ASSEMBLY SUITABLE FOR INSERTION IN AN EVACUATED INSULATION STRUCTURE, COMPRISING A PLURALITY OF INDIVIDUAL RADIATION SHIELDS AND SPACER MEANS OF A MATERIAL HAVING LOW HEAT CONDUCTIVITY ADAPTED TO MAINTAIN SAID SHIELDS IN SPACED RELATIONSHIP TO EACH OTHER BY MEANS OF CONTACT POINTS BETWEEN SAID SPACER MEANS AND THE SURFACE OF SAID SHIELD WHEREBY HEAT TRANSFER BY CONDUCTION THROUGH SAID STRUCTURE IS MINIMIZED, SAID CONTACT POINTS BEING SPACED AT LEAST ONE-EIGHTH INCH APART FROM EACH OTHER, SAID SHIELDS BEING PRESENT IN A QUANTITY FROM ABOUT 40 TO 80 PER INCH OF THICKNESS OF SAID STRUCTURE AND BEING OF A THICKNESS TO BE SELF-SUPPORTING ON SAID CONTACT POINTS THEREBY TO PREVENT ANY PHYSICAL CONTACT BETWEEN ADJACENT SHIELDS.
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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) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |