US3132974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deferred-action battery diaphragm-rupturing device
Assignee: Yardney International Corp
•
Filing: 1960-01-26
•
Granted: 1964-05-12
•
Expires: 1980-01-26
Abstract
No abstract record available.
Inventors
- 👤 Charles M Gold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:11
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30; H01M6/36; H01M6/38; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632; Y10T137/1692; Y10T137/1759; Y10T137/1767
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A DEFERRED-ACTION BATTERY, COMPRISING A CELL CASING, ELECTRODES DISPOSED IN SAID CASING, AND ELECTROLYTE-SUPPLY MEANS FOR FEEDING ELECTROLYTE INTO SAID CASING AND CONTACT WITH SAID ELECTRODES, SAID ELECTROLYTE-SUPPLY MEANS INCLUDING A HOUSING FORMING AN ELECTROLYTE CHAMBER HAVING AN OUTLET; A SUBSTANTIALLY INFLEXIBLE BUT INCISABLE, GENERALLY PLANAR DIAPHRAGM CLOSING SAID OUTLET BELOW THE LEVEL OF ELECTROLYTE IN SAID CHAMBER, SAID HOUSING BEIG FORMED WITH A COMPARTMENT EXTERNALLY OF SAID CHAMBER COMMUNICATING WITH SAID CASING; A CUTTER PIVOTALLY MOUNTED IN SAID COMPARTMENT ADJACENT SAID DIAPHRAGM FOR ANGULAR DISPLACEMENT ABOUT AN AXIS GENERALLY PARALLEL THERETO, SAID CUTTER HAVING A PENETRATING EDGE ADAPTED TO PERFORATE SAID INFLEXIBLE DIAPHRAGM UPON FORCIBLE DISPLACEMENT IN
Claim 2
Dependent Claim
108 words
A DEFERRED-ACTION BATTERY, COMPRISING A CELL CASING, ELECTRODES DISPOSED IN SAID CASING, AND ELECTROLYTE-SUPPLY MEANS FOR FEEDING ELECTROLYTE INTO SAID CASING AND CONTACT WITH SAID ELECTRODES, SAID ELECTROLYTE-SUPPLY MEANS INCLUDING A HOUSING FORMING AN ELECTROLYTE CHAMBER HAVING AN OUTLET; A SUBSTANTIALLY INFLEXIBLE BUT INCISABLE, GENERALLY PLANAR DIAPHRAGM CLOSING SAID OUTLET BELOW THE LEVEL OF ELECTROLYTE IN SAID CHAMBER, SAID HOUSING BEIG FORMED WITH A COMPARTMENT EXTERNALLY OF SAID CHAMBER COMMUNICATING WITH SAID CASING; A CUTTER PIVOTALLY MOUNTED IN SAID COMPARTMENT ADJACENT SAID DIAPHRAGM FOR ANGULAR DISPLACEMENT ABOUT AN AXIS GENERALLY PARALLEL THERETO, SAID CUTTER HAVING A PENETRATING EDGE ADAPTED TO PERFORATE SAID INFLEXIBLE DIAPHRAGM UPON FORCIBLE DISPLACEMENT IN
References Cited (Backward Citations)
US2603385A
Cited
US1108714A
Cited
US1886805A
Cited
US1997888A
Cited
US2179588A
Cited
US2322808A
Cited
US2603857A
Cited
US2896067A
Cited
FR1126430A
Cited
US2788917A
Cited
US2937220A
Cited
US2963533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |