Patent US3572238A successfully refreshed from Google Patents.
US3572238A
Expired / Lapsed
US
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Print-head drive
Assignee: US Philips Corp
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Filing: 1968-11-12
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Granted: 1971-03-23
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Expires: 1988-11-12
Abstract
Abstract A PRINT HEAD DRIVE FOR TRANSFORMING A CABLE OR BAND TRANSMISSION TO A STEP-BY-STEP MOTION. THE CABLE OR BAND TRANSMISSION IMPARTS AN OSCILLATORY MOTION TO A SLIDE ELEMENT ON WHICH A PRINT HEAD IS PIVOTALLY MOUNTED. THE MOVEMENT OF THE PRINT HEAD IS LIMITED TO STEP-BY-STEP INCREMENTS BY RESTRAINING SPRINGS.
Inventors
- 👤 Adolf Andersen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:47
CPC Classifications
B; B41; B41J; B41J19/00; B41J19/18; B41J19/20
Claims Analysis
Total Claims: 0
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References 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) | 1974-03-22 | 1974-09-21 | 1975-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-22 | 1978-09-21 | 1979-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-22 | 1982-09-21 | 1983-03-23 | $7700.00 | Window Closed / Lapsed |