US3185756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-dissipating tube shield
Assignee: Cool Fin Electronics Corp
•
Filing: 1960-05-02
•
Granted: 1965-05-25
•
Expires: 1980-05-02
Abstract
No abstract record available.
Inventors
- 👤 Donald K Allison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:40
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/20; H05K7/2039; H01; H01J; H01J19/00; H01J19/74; H01J5/00; H01J5/02; H01J5/12; H05K9/00; H05K9/0007; H05K9/002; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49377; Y10T29/49378
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A HEAT DISSIPATING ELECTRICAL SHIELD FOR AN ELECTRONIC COMPONENT COMPRISING: A FINNED CYLINDER FORMED FROM A CONTINUOUS SHEET OF METAL AND HAVING THE OUTER SURFACES OF THE CYLINDER AND FINS FREE TO RADIATE REMOTELY INTO THE AMBIENT ATMOSPHERE, EACH OF SAID FINS BEING DOUBLE WALLED AND BEING FORMED BY TWO CLOSELY ADJACENT METAL SURFACES WHICH EXTEND OUTWARDLY FROM A NARROW LONGITUDINAL SLOT IN THE WALL OF SAID CYLINDER AND WHICH ARE INTEGRALLY CONNECTED AT THEIR OUTER ENDS, SAID CYINDRICAL SHIELD BEING THEREBY PROVIDED WITH RADIAL RESILIENCY WHEREBY SAID SHIELD IS URGED TO CONTRACT; AND A HEAT CONDUCTING BONDING MATERIAL BETWEEN THE INNER SURFACE OF SAID CYLINDER AND THE OUTER SURFACE OF THE ELECTRONIC COMPONENT TO FACILITATE HEAT TRANSFER THEREBETWEEN.
Claim 2
Dependent Claim
119 words
A HEAT DISSIPATING ELECTRICAL SHIELD FOR AN ELECTRONIC COMPONENT COMPRISING: A FINNED CYLINDER FORMED FROM A CONTINUOUS SHEET OF METAL AND HAVING THE OUTER SURFACES OF THE CYLINDER AND FINS FREE TO RADIATE REMOTELY INTO THE AMBIENT ATMOSPHERE, EACH OF SAID FINS BEING DOUBLE WALLED AND BEING FORMED BY TWO CLOSELY ADJACENT METAL SURFACES WHICH EXTEND OUTWARDLY FROM A NARROW LONGITUDINAL SLOT IN THE WALL OF SAID CYLINDER AND WHICH ARE INTEGRALLY CONNECTED AT THEIR OUTER ENDS, SAID CYINDRICAL SHIELD BEING THEREBY PROVIDED WITH RADIAL RESILIENCY WHEREBY SAID SHIELD IS URGED TO CONTRACT; AND A HEAT CONDUCTING BONDING MATERIAL BETWEEN THE INNER SURFACE OF SAID CYLINDER AND THE OUTER SURFACE OF THE ELECTRONIC COMPONENT TO FACILITATE HEAT TRANSFER THEREBETWEEN.
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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) | 1968-05-24 | 1968-11-23 | 1969-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-24 | 1972-11-23 | 1973-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-24 | 1976-11-23 | 1977-05-25 | $7700.00 | Window Closed / Lapsed |