US3289507A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-correcting feed device for preprinted sheet stock
Assignee: EKCO CONTAINERS Inc
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Filing: 1964-11-20
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Granted: 1966-12-06
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Expires: 1984-11-20
Abstract
No abstract record available.
Inventors
- 👤 Eugene F Grewe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:12
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/18; B65H23/188; B65H23/1882; B65H23/1884; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/10; B21D43/11; Y; Y10; Y10T; Y10T83/00; Y10T83/141; Y10T83/148; Y10T83/444; Y10T83/445; Y10T83/4458
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
IN COMBINATION, A PUNCH PRESS OR THE LIKE HAVING A DIE ADAPTED TO FORM A WORK PIECE FROM A RIBBON OF SHEET STOCK,SAID SHEET STOCK BEING PRE-PRINTED WITH A REPETITIVE DESIGN, A RECIPROCATING FEED DEVICE ADAPTED TO MOVE SAID RIBBON OF SHEET STOCK INTO SAID PUNCH PRESS SO THAT A PREPRINTED DESIGN IS IN REGISTER WITH SAID DIE TO PERMIT THE FORMING OF SAID WORK PIECE THEREFROM, SAID FEEDER DEVICE HAVING A RECIPROCATING GRIPPER DEVICE, MOVABLE BETWEEN FORWARD AND REAR STOPS, SAID GRIPPER DEVICE ADAPTED TO ENGAGE SAID RIBBON OF SHEET STOCK AND MOVE THE SAME AN AMOUNT EQUAL TO THE DISTANCE BETWEEN SUCCESSIVE DESIGNS THEREON, ONE OF SAID STOPS BEING AUTOMATICALLY ADJUSTABLE FOR ADJUSTING THE LENGTH OF THE STROKE OF SAID GRIPPER, AND SENSOR MEANS CONNECTED WITH SAID ADJUSTABLE STOP AND ADAPTED TO DETECT ERROR IN THE LENGTH OF THE STROKE OF SAID GRIPPER, AND AUTOMATICALLY ADJUST SAID ADJUSTABLE STOP TO CORRECT SAID ERROR.
Claim 2
Dependent Claim
155 words
IN COMBINATION, A PUNCH PRESS OR THE LIKE HAVING A DIE ADAPTED TO FORM A WORK PIECE FROM A RIBBON OF SHEET STOCK,SAID SHEET STOCK BEING PRE-PRINTED WITH A REPETITIVE DESIGN, A RECIPROCATING FEED DEVICE ADAPTED TO MOVE SAID RIBBON OF SHEET STOCK INTO SAID PUNCH PRESS SO THAT A PREPRINTED DESIGN IS IN REGISTER WITH SAID DIE TO PERMIT THE FORMING OF SAID WORK PIECE THEREFROM, SAID FEEDER DEVICE HAVING A RECIPROCATING GRIPPER DEVICE, MOVABLE BETWEEN FORWARD AND REAR STOPS, SAID GRIPPER DEVICE ADAPTED TO ENGAGE SAID RIBBON OF SHEET STOCK AND MOVE THE SAME AN AMOUNT EQUAL TO THE DISTANCE BETWEEN SUCCESSIVE DESIGNS THEREON, ONE OF SAID STOPS BEING AUTOMATICALLY ADJUSTABLE FOR ADJUSTING THE LENGTH OF THE STROKE OF SAID GRIPPER, AND SENSOR MEANS CONNECTED WITH SAID ADJUSTABLE STOP AND ADAPTED TO DETECT ERROR IN THE LENGTH OF THE STROKE OF SAID GRIPPER, AND AUTOMATICALLY ADJUST SAID ADJUSTABLE STOP TO CORRECT SAID ERROR.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |