US4452867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage battery containing voltage reducing means
Assignee: Pittway Corp
•
Filing: 1983-02-28
•
Granted: 1984-06-05
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Expires: 2003-02-28
Abstract
Abstract A storage battery comprises interleaved anode and cathode electrodes and an electrolyte between them. A pair of oppositely poled diodes is coupled in parallel between one of the electrodes and one of the terminals of the battery, the other electrode being coupled to the other battery terminal.
Inventors
- 👤 Frederick J. Conforti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:46
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/42; H01M50/00; H01M50/50; H01M50/543; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
56 words
A storage battery comprising a pair of terminals, an anode electrode, a cathode electrode, an electrolyte between and in contact with said electrodes, a pair of oppositely poled semiconductor devices coupled in parallel between one of said electrodes and one of said terminals, the other of said electrodes being coupled to the other of said terminals.
Claim 2
Dependent Claim
56 words
A storage battery comprising a pair of terminals, an anode electrode, a cathode electrode, an electrolyte between and in contact with said electrodes, a pair of oppositely poled semiconductor devices coupled in parallel between one of said electrodes and one of said terminals, the other of said electrodes being coupled to the other of said terminals.
Claim 3
Dependent Claim
26 words
The storage battery of claim 1, and further comprising a housing carrying said pair of terminals, said electrodes and said electrolyte being disposed in said housing.
Claim 4
Dependent Claim
11 words
The storage battery of claim 1 being of the alkaline type.
Claim 5
Dependent Claim
22 words
The storage battery of claim 1, wherein each of said electrodes is basically composed of lead and said electrolyte is sulfuric acid.
Claim 6
Dependent Claim
22 words
The storage battery of claim 1, wherein said electrodess are composed respectively of nickel and cadmium and said electrolyte is potassium hydroxide.
Claim 7
Dependent Claim
26 words
The storage battery of claim 1, wherein the voltage between said electrodes is about two volts and the voltage between said terminals is about 1.5 volts.
Claim 8
Dependent Claim
56 words
A storage battery comprising a pair of termminals, an anode electrode, a cathode electrode, an electrolyte between and in contact with said electrodes, a pair of oppositely poled semiconductor diodes coupled in parallel between one of said electrodes and one of said terminals, the other of said electrodes being coupled to the other of said terminals.
Claim 9
Dependent Claim
56 words
A storage battery comprising a pair of termminals, an anode electrode, a cathode electrode, an electrolyte between and in contact with said electrodes, a pair of oppositely poled semiconductor diodes coupled in parallel between one of said electrodes and one of said terminals, the other of said electrodes being coupled to the other of said terminals.
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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) | 1987-06-05 | 1987-12-05 | 1988-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-06-05 | 1991-12-05 | 1992-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-06-05 | 1995-12-05 | 1996-06-05 | $7700.00 | Window Closed / Lapsed |