Multiple needle electrode device for electrostatic recording
Abstract
Abstract TO FACILITATE THE INTRODUCTION OF INPUT SIGNALS TO THE INPUT TERMINALS. SIGNALS SUPPLIED TO THE SIGNAL INTRODUCING SECTION CAN BE RECORDED ON AN ELECTROSTATIC RECORDING SHEET BY THE RECORDING HEAD AT GREATER SPEED AND WITH IMPROVED RESOLUTION. A MULTIPLE NEEDLE ELECTRODE DEVICE COMPRISING AT LEAST ONE SIGNAL INTRODUCING SECTION INCLUDING A NUMBER OF INPUT TERMINALS ARRANGED IN A CIRCLE, A RECORDING HEAD HAVING A NUMBER OF ELECTRODES ADJACENTLY ARRANGED IN TWO ROWS WITH THE ELECTRODES OF THE TWO ROWS BEING DISPOSED IN STAGGERED RELATIONSHIP SUCH THAT THE ELECTRODES OF ONE ROW ARE DISPOSED ADJACENT THE SPACES BETWEEN THE ELECTRODES OF THE OTHER ROW, AND A NUMBER OF LEAD-IN CONDUCTORS CONNECTING THE INPUT TERMINALS TO THE RESPECTIVE ELECTRODES. THE ELECTRODES, CONDUCTORS AND TERMINALS MAY BE MOUNTED ON ONE OR MORE INSULATING BASE BOARDS WHOSE PORTIONS MAY BE TWISTED INTO VARIOUS CYLINDRICAL SHAPES
Inventors
- 👤 H Kusano
- 👤 N Takeuchi
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-16 | 1978-03-18 | 1978-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-16 | 1982-03-18 | 1982-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-16 | 1986-03-18 | 1986-09-17 | $7700.00 | Window Closed / Lapsed |