US3554275A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gaseous laser cooling system
Assignee: United States Department of the Navy
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Filing: 1969-02-03
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Granted: 1971-01-12
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Expires: 1989-02-03
Abstract
Abstract A system for the removal of thermal energy from nonmetallic material which forms the boundary of a gaseous laser.
Inventors
- 👤 William J Schade Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:46
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/02; H01S3/04; H01S3/041; F; F28; F28D; F28D7/00; F28D7/02; F28D7/024
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
19 words
A system as in claim 1 wherein said sheet of highly thermally conductive metallic material is a metal mesh.
Claim 2
Dependent Claim
19 words
A system as in claim 1 wherein said sheet of highly thermally conductive metallic material is a metal foil.
Claim 3
Dependent Claim
21 words
A system as in claim 1 wherein said high thermally conductive bonding material is A12 O2 mixed with an insulating adhesive.
Claim 4
Dependent Claim
20 words
A system as in claim 1 wherein said highly thermally conductive material is copper dust mixed with and insulating varnish.
Claim 5
Dependent Claim
14 words
A system as in claim 1 wherein said coolant tubing is made of copper.
Claim 6
Dependent Claim
27 words
A system as in claim 1 wherein said coolant tubing is fastened about said tube with an adhesive of 80 percent aluminum dust and 20 percent plastic.
Claim 7
Dependent Claim
47 words
A system as in claim 1 wherein said coolant tubing coiled about said tube is electrically conductive and said bonding material is dielectric, and a current passed through said coil of coolant tubing will establish an internal magnetic field for influencing the laser within said dielectric tube.
Claim 8
Dependent Claim
18 words
A system as in claim 1 wherein said sheet of highly thermally conductive metallic material is of copper.
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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |