US3353483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated timing wheel for high speed printers
Assignee: Potter Instrument Co Inc
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Filing: 1967-04-06
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Granted: 1967-11-21
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Expires: 1987-04-06
Abstract
No abstract record available.
Inventors
- 👤 Thomas P Foley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:26
CPC Classifications
B; B41; B41J; B41J1/00; B41J1/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A HIGH SPEED PRINTER HAVING A TIMING WHEEL AND HAVING A SUPPORT MEANS FOR MOVING A PLURALITY OF PRINT TYPE PAST A PRINTING LINE AND HAVING MEANS FOR ROTATING THE TIMING WHEEL IN SYNCHRONISM WITH THE SUPPORT MEANS TO GENERATE INFORMATION PULSES, THE TIMING WHEEL COMPRISING: A PLURALITY OF SEPARATE DISC HAVING REGIONS OF DISCONTINUITY FORMED IN A PREDETERMINED PATTERN, THE PITCH DIMENSION BETWEEN ADJACENT REGIONS OF DISCONTINUITY REPRESENTING A PREDETERMINED TIMING FOR THE INFORMATION PULSES, AND SAID PLURALITY OF DISC BEING SUPPORTED CONTIGUOUSLY TO FORM SAID TIMING WHEEL, EACH SUCCESSIVE DISC BEING ROTATED A PREDETERMINED DEGREE, SO THAT ANY ERRORS IN SAID PITCH DIMENSION ARE REDUCED TO A MINIMUM.
Claim 2
Dependent Claim
111 words
IN A HIGH SPEED PRINTER HAVING A TIMING WHEEL AND HAVING A SUPPORT MEANS FOR MOVING A PLURALITY OF PRINT TYPE PAST A PRINTING LINE AND HAVING MEANS FOR ROTATING THE TIMING WHEEL IN SYNCHRONISM WITH THE SUPPORT MEANS TO GENERATE INFORMATION PULSES, THE TIMING WHEEL COMPRISING: A PLURALITY OF SEPARATE DISC HAVING REGIONS OF DISCONTINUITY FORMED IN A PREDETERMINED PATTERN, THE PITCH DIMENSION BETWEEN ADJACENT REGIONS OF DISCONTINUITY REPRESENTING A PREDETERMINED TIMING FOR THE INFORMATION PULSES, AND SAID PLURALITY OF DISC BEING SUPPORTED CONTIGUOUSLY TO FORM SAID TIMING WHEEL, EACH SUCCESSIVE DISC BEING ROTATED A PREDETERMINED DEGREE, SO THAT ANY ERRORS IN SAID PITCH DIMENSION ARE REDUCED TO A MINIMUM.
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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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |