Patent US3350237A successfully refreshed from Google Patents.
US3350237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making electric storage batteries
Assignee: ZF International UK Ltd
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Filing: 1965-12-03
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Granted: 1967-10-31
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Expires: 1985-12-03
Abstract
No abstract record available.
Inventors
- 👤 Sealey Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:12
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/50; H01M50/528; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108; Y10T29/49114
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A METHOD OF MANUFACTURING AN ELECTRIC STORAGE BATTERY OF THE KIND COMPRISING A PLURALITY OF SECONDARY CELLS CONNECTED IN SERIES, EACH SECONDARY CELL INCLUDING A PLURALITY OF PLATES SPACED APART BY SEPARATORS, COMPRISING PLACING IN EACH COMPARTMENT OF A BATTERY BOX AN ASSEMBLY OF PLATES SPACED APART BY SEPARATORS, EACH PLATE HAVING A LUG PROJECTING ABOVE THE LEVEL OF THE BOX, PLACING PROTECTORS OVER THE SEPARATORS, PLACING THE BATTERY BOX ON A CONVEYOR BELT WHICH MOVES PAST A FLAME WHICH IS SPACED FROM THE BATTERY BOX SO AS NOT TO DAMAGE THE BATTERY BOX, SAID FLAME MELTING THE LUGS TO FORM STRIPS CONNECTING THE PLATES IN EACH SECONDARY CELL IN PARALLEL, AND ALSO CONNECTING THE SECONDARY CELLS IN SERIES, THE STRIPS EXTENDING ABOVE THE LEVEL OF THE BOX, AND CLOSING
Claim 2
Independent Claim
130 words
A METHOD OF MANUFACTURING AN ELECTRIC STORAGE BATTERY OF THE KIND COMPRISING A PLURALITY OF SECONDARY CELLS CONNECTED IN SERIES, EACH SECONDARY CELL INCLUDING A PLURALITY OF PLATES SPACED APART BY SEPARATORS, COMPRISING PLACING IN EACH COMPARTMENT OF A BATTERY BOX AN ASSEMBLY OF PLATES SPACED APART BY SEPARATORS, EACH PLATE HAVING A LUG PROJECTING ABOVE THE LEVEL OF THE BOX, PLACING PROTECTORS OVER THE SEPARATORS, PLACING THE BATTERY BOX ON A CONVEYOR BELT WHICH MOVES PAST A FLAME WHICH IS SPACED FROM THE BATTERY BOX SO AS NOT TO DAMAGE THE BATTERY BOX, SAID FLAME MELTING THE LUGS TO FORM STRIPS CONNECTING THE PLATES IN EACH SECONDARY CELL IN PARALLEL, AND ALSO CONNECTING THE SECONDARY CELLS IN SERIES, THE STRIPS EXTENDING ABOVE THE LEVEL OF THE BOX, AND CLOSING
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) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |