US3207632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expandable storage battery plates
Assignee: KW BATTERY CO
•
Filing: 1962-03-05
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Granted: 1965-09-21
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Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 Dickover Marion Ward
- 👤 Ritchie William Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:08
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/64; H01M4/70; H01M4/76; H01M4/765; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
AN ELECTRODE STRUCTURE FOR USE IN STORAGE BATTERY PLATES WHICH COMPRISES A PENCIL OF ACTIVE MATERIAL AND A DEFORMABLE TUBULAR SLEEVE OF RESILIENT ELECTRICAL INSULATING FABRIC SURROUNDING SAID PENCIL AND PROPORTIONED SO AS TO FIRMLY GRIP THE OUTER SURFACE THEREOF, SAID PENCIL AND SAID SLEEVE EACH BEING FORMED WITH SIMILARLY SHAPED GENERALLY REGULAR NON-CIRCULAR CROSS SECTIONAL CONFIGURATIONS SUCH THAT DEFORMATION OF SAID FABRIC SLEEVE TO A SUBSTANTIALLY CIRCULAR CROSS-SECTIONAL CONFIGURATION EFFECTS AN INCREASE IN THE VOLUMETREIC CAPACITY THEREOF FROM APPROXIMATELY 3 1/2-10 PERCENT OF THE INITIAL VOLUME WITHOUT A CORRESPONDING INCREASE IN THE PERIMETER OF SAID SLEEVE.
Claim 2
Dependent Claim
97 words
AN ELECTRODE STRUCTURE FOR USE IN STORAGE BATTERY PLATES WHICH COMPRISES A PENCIL OF ACTIVE MATERIAL AND A DEFORMABLE TUBULAR SLEEVE OF RESILIENT ELECTRICAL INSULATING FABRIC SURROUNDING SAID PENCIL AND PROPORTIONED SO AS TO FIRMLY GRIP THE OUTER SURFACE THEREOF, SAID PENCIL AND SAID SLEEVE EACH BEING FORMED WITH SIMILARLY SHAPED GENERALLY REGULAR NON-CIRCULAR CROSS SECTIONAL CONFIGURATIONS SUCH THAT DEFORMATION OF SAID FABRIC SLEEVE TO A SUBSTANTIALLY CIRCULAR CROSS-SECTIONAL CONFIGURATION EFFECTS AN INCREASE IN THE VOLUMETREIC CAPACITY THEREOF FROM APPROXIMATELY 3 1/2-10 PERCENT OF THE INITIAL VOLUME WITHOUT A CORRESPONDING INCREASE IN THE PERIMETER OF SAID SLEEVE.
References Cited (Backward Citations)
CA446751A
Cited
US1510617A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |