US3350236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing storage batteries
Assignee: Robert Bosch GmbH
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Filing: 1965-03-19
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Granted: 1967-10-31
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Expires: 1985-03-19
Abstract
No abstract record available.
Inventors
- 👤 Niemann Gert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:16
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/10; H01M50/147; H01M50/50; H01M50/528; H01M50/543; H01M50/547; H01M50/55; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108; Y10T29/4911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
A METHOD OF INSULATING THE CELL CONNECTOR OF A MULTI-CELL STORAGE BATTERY WHOSE COVER CONSISTS OF WELDABLE THERMOPLASTIC MATERIAL AND IS PROVIDED WITH OPENINGS FOR THE TERMINALS OF TWO ADJOINING CELLS, COMPRISING FORMING THE UPPER SIDE OF THE COVER WITH TWO LOCATING SURFACES ONE OF WHICH SURROUNDS THE OTHER THEREOF AND THE OTHER OF WHICH SURROUNDS SAID OPENINGS; PLACING AN APERTURED CELL CONNECTOR ONTO THE UPPER SIDE OF THE COVER SO THAT ITS APERTURES RECEIVE THE TERMINALS AND THAT THE CELL CONNECTOR IS LOCATED WITHIN SAID OTHER SURFACES; PLACING A FIRST MOLD AGAINST SAID OTHER SURFACE AND POURING INTO SAID MOLD A MOLTEN METAL AT SUCH TEMPERATURE THAT THE METAL IS FUSED WITH THE CELL CONNECTOR AND WITH SAID TERMINALS; ALLOWING THE RESULTING BRIDGE TO HARDEN AND REMOVING THE FIRST MOLD; PLACING A SECOND MOLD AGAINST SAID ONE SURFACE AND INTRODUCING INTO SAID SECOND MOLD A MOLTEN THERMOPLASTIC MATERIAL AT SUCH TEMPERATURE AND IN SUCH QUANTITIES THAT THE MATERIAL IS FUSED WITH THE COVER AND FORMS AN INSULATING CAP AROUND SAID BRIDGE; AND REMOVING THE SECOND MOLD WHEN THE MATERIAL OF SAID CAP HARDENS.
Claim 2
Independent Claim
184 words
A METHOD OF INSULATING THE CELL CONNECTOR OF A MULTI-CELL STORAGE BATTERY WHOSE COVER CONSISTS OF WELDABLE THERMOPLASTIC MATERIAL AND IS PROVIDED WITH OPENINGS FOR THE TERMINALS OF TWO ADJOINING CELLS, COMPRISING FORMING THE UPPER SIDE OF THE COVER WITH TWO LOCATING SURFACES ONE OF WHICH SURROUNDS THE OTHER THEREOF AND THE OTHER OF WHICH SURROUNDS SAID OPENINGS; PLACING AN APERTURED CELL CONNECTOR ONTO THE UPPER SIDE OF THE COVER SO THAT ITS APERTURES RECEIVE THE TERMINALS AND THAT THE CELL CONNECTOR IS LOCATED WITHIN SAID OTHER SURFACES; PLACING A FIRST MOLD AGAINST SAID OTHER SURFACE AND POURING INTO SAID MOLD A MOLTEN METAL AT SUCH TEMPERATURE THAT THE METAL IS FUSED WITH THE CELL CONNECTOR AND WITH SAID TERMINALS; ALLOWING THE RESULTING BRIDGE TO HARDEN AND REMOVING THE FIRST MOLD; PLACING A SECOND MOLD AGAINST SAID ONE SURFACE AND INTRODUCING INTO SAID SECOND MOLD A MOLTEN THERMOPLASTIC MATERIAL AT SUCH TEMPERATURE AND IN SUCH QUANTITIES THAT THE MATERIAL IS FUSED WITH THE COVER AND FORMS AN INSULATING CAP AROUND SAID BRIDGE; AND REMOVING THE SECOND MOLD WHEN THE MATERIAL OF SAID CAP HARDENS.
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 |