US4207388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copper (II) chloride-tetrachloroaluminate battery
Assignee: United States Department of the Air Force
•
Filing: 1978-11-29
•
Granted: 1980-06-10
•
Expires: 1998-11-29
Abstract
Abstract A pelletized, light weight, thermal battery having copper (II) chloride and an alkali tetrachloroaluminate as electrolytic components.
Inventors
- 👤 John K. Erbacher
- 👤 Charles L. Hussey
- 👤 Lowell A. King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:13
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/38; H01M4/40; H01M4/58; H01M4/582; H01M6/00; H01M6/30; H01M6/36
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
72 words
A light weight, thermally activated pelletized reserve battery comprising: (a) a solid anode composed of a material selected from the group consisting of lithium, aluminum and lithium-aluminum alloys; (b) a solid cathode composed of a mixture of (1) Copper (II) Chloride, (2) graphite and (3) an equimolar mixture of aluminum chloride and sodium chloride; and (c) a solid alkali tetrachloroaluminate electrolyte positioned between and in contact with said anode and said cathode.
Claim 2
Dependent Claim
72 words
A light weight, thermally activated pelletized reserve battery comprising: (a) a solid anode composed of a material selected from the group consisting of lithium, aluminum and lithium-aluminum alloys; (b) a solid cathode composed of a mixture of (1) Copper (II) Chloride, (2) graphite and (3) an equimolar mixture of aluminum chloride and sodium chloride; and (c) a solid alkali tetrachloroaluminate electrolyte positioned between and in contact with said anode and said cathode.
Claim 3
Dependent Claim
18 words
A pelletized reserve battery in accordance with claim 1 wherein said anode is composed of a lithium-aluminum alloy.
Claim 4
Dependent Claim
17 words
A pelletized reserve battery in accordance with claim 2 wherein said electrolyte is composed of sodium tetrachloroaluminate.
Claim 5
Dependent Claim
57 words
A pelletized reserve battery in accordance with claim 1 wherein said solid cathode is composed of a mixture of (1) about 5 parts by weight of Copper (II) Chloride, (2) from about 1 to 3 parts by weight of graphite and (3) about 4.5 parts by weight of an equimolar mixture of aluminum chloride and sodium chloride.
Claim 6
Dependent Claim
49 words
A pelletized reserve battery in accordance with claim 1 wherein said solid cathode is composed of a mixture of (1) 5 parts by weight Copper (II) Chloride (2) 1.6 parts by weight graphite and (3) 4.5 parts by weight of an equimolar mixture of aluminum chloride and sodium chloride.
Claim 7
Dependent Claim
76 words
A light weight, thermally activated pelletized reserve battery comprising: (a) a solid anode composed of lithium; (b) a solid cathode composed of a mixture of (1) about 5 parts by weight Copper (II) Chloride, (2) about 1.6 parts by weight graphite and (3) about 4.5 parts by weight of an equimolar mixture of aluminum chloride and sodium chloride; and (c) a solid sodium tetrachloroaluminate electrolyte positioned between and in contact with said anode and said cathode.
Claim 8
Dependent Claim
76 words
A light weight, thermally activated pelletized reserve battery comprising: (a) a solid anode composed of lithium; (b) a solid cathode composed of a mixture of (1) about 5 parts by weight Copper (II) Chloride, (2) about 1.6 parts by weight graphite and (3) about 4.5 parts by weight of an equimolar mixture of aluminum chloride and sodium chloride; and (c) a solid sodium tetrachloroaluminate electrolyte positioned between and in contact with said anode and said cathode.
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) | 1983-06-10 | 1983-12-10 | 1984-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-06-10 | 1987-12-10 | 1988-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-06-10 | 1991-12-10 | 1992-06-10 | $7700.00 | Window Closed / Lapsed |