US3928071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetically sealed primary battery
Assignee: Gates Energy Products Inc
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Filing: 1974-10-04
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Granted: 1975-12-23
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Expires: 1994-10-04
Abstract
Abstract A hermetically sealed primary battery is disclosed which includes two glass seals joining two casings and a cap portion together, a sodium type anode in one casing, and a cathode in the other casing.
Inventors
- 👤 Roy F Thornton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:24
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; H01M10/00; H01M10/36; H01M10/39; H01M10/3909; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
178 words
A HERMETICALLY SEALED PRIMARY BATTERY COMPRISING AN INNER CASING OF A SOLID SODIUM BATA-ALUMINA ION-CONDUCTIVE MATERIAL WHICH ONE OPEN END, AN OUTER METALLIC CASING COMPRISING AN UPPER PORTION AND A LOWER PORTION, THE UPPER PORTION WHICH OPPOSITE OPEN ENDS, AN INWARDLY EXTENDING FLANGE AFFIXED TO THE UPPER PORTION AT ITS FIRST OPER END, THE LOWER PORTION WITH AN OPEN AND A CLOSED END, THE UPPER AND LOWER PORTIONS SEALED TOGETHER AT THEIR ASSOCIATED OPEN ENDS, THE OUTER METAL, LIC CASING SURROUNDING THE INNER CASING WITH THE EXTEIOR SURFACE OF THE FLANGE ON A LOWER PLANE THAN THE SURFACE OF THE OPEN END OF THE INNER CASING AND SPACED FROM THE INNER CASING, A METALLIC CLOSURE CONSISTING OF A CAP PORTION WITH A FLANGE AND A CAP INSERT, THE FLANGE OF THE CAP PORTION POSITIONED ADJACENT THE FLANGE OF THE UPPER PORTION OF THE OUTER METALLIC CASING, A FIRST GLASS SEAL SEALING TOGETHER THE ADJACENT FLANGES OF THE UPPER PORTION OF THEE OUTER METALLIC CASING AND OF THE CAP PORTION OF THE METALLIC CLOSURE AND SEALING THE ADJACENT FLANGES
Claim 2
Dependent Claim
178 words
A HERMETICALLY SEALED PRIMARY BATTERY COMPRISING AN INNER CASING OF A SOLID SODIUM BATA-ALUMINA ION-CONDUCTIVE MATERIAL WHICH ONE OPEN END, AN OUTER METALLIC CASING COMPRISING AN UPPER PORTION AND A LOWER PORTION, THE UPPER PORTION WHICH OPPOSITE OPEN ENDS, AN INWARDLY EXTENDING FLANGE AFFIXED TO THE UPPER PORTION AT ITS FIRST OPER END, THE LOWER PORTION WITH AN OPEN AND A CLOSED END, THE UPPER AND LOWER PORTIONS SEALED TOGETHER AT THEIR ASSOCIATED OPEN ENDS, THE OUTER METAL, LIC CASING SURROUNDING THE INNER CASING WITH THE EXTEIOR SURFACE OF THE FLANGE ON A LOWER PLANE THAN THE SURFACE OF THE OPEN END OF THE INNER CASING AND SPACED FROM THE INNER CASING, A METALLIC CLOSURE CONSISTING OF A CAP PORTION WITH A FLANGE AND A CAP INSERT, THE FLANGE OF THE CAP PORTION POSITIONED ADJACENT THE FLANGE OF THE UPPER PORTION OF THE OUTER METALLIC CASING, A FIRST GLASS SEAL SEALING TOGETHER THE ADJACENT FLANGES OF THE UPPER PORTION OF THEE OUTER METALLIC CASING AND OF THE CAP PORTION OF THE METALLIC CLOSURE AND SEALING THE ADJACENT FLANGES
Claim 3
Dependent Claim
18 words
A hermetically sealed primary battery as in claim 1, in which the anode is in the inner casing.
Claim 4
Dependent Claim
56 words
A hermetically sealed primary battery as in claim 1, in which the electronic conductor is in the form of a closed wire hairpin, a wire spiral affixed to one end of the wire hairpin and in contact with interior surface of the closed end of the inner casing, and the anode is in the inner casing.
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) | 1978-12-22 | 1979-06-23 | 1979-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-22 | 1983-06-23 | 1983-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-22 | 1987-06-23 | 1987-12-23 | $7700.00 | Window Closed / Lapsed |