Flat cell battery with both terminals on one face
Abstract
Abstract A FLAT CELL BATTERY HAS A WRAPPER CONSISTING OF TWO PIECES, EACH OF WHICH IS IN CONTACT WITH AN END ELECTRODE SO AS TO SERVE AS A BATTERY TERMINAL. ONE OF THESE WRAPPER PIECES OR A LAMINATED LAYER THEREOF IS WRAPPED AROUND THE EDGE OF THE BATTERY AND OVERLAYS THE OTHER WRAPPER PIECE TO PRODUCE A BATTERY HAVING BOTH TERMINALS ON ONE FACE. PREFERABLY THE WRAPPER PIECES ARE LMINATES OF METAL AND ELECTRICALLY CONDUCTIVE PLASTIC, WITH THE PLASTIC BEING IN CONTACT WITH THE END ELECTRODES AND AN EXTENSION OF THE METAL IN THE LAMINATE SERVING AS THE TERMINAL WHICH IS WRAPPED AROUND THE EDGE OF THE BATTERY, THE WRAPPED AROUND EXTENSION, WHICH MUST BE ELECTRICALLY INSULATED FROM THE WRAPPER PIECE OVER WHICH IT IS OVERLAID, MAY BE SECURED TO THE OTHER WRAPPER PIECE BY NONCONDUCTIVE ADHESIVES OR HEAT SEALS. D R A W I N G
Inventors
- 👤 J Bilhorn
- 👤 B Bergum
- 👤 K Anderson
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-21 | 1976-11-20 | 1977-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-21 | 1980-11-20 | 1981-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-21 | 1984-11-20 | 1985-05-22 | $7700.00 | Window Closed / Lapsed |