US3192812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Punch press with dual feeding drive means
Assignee: MacAllen Co Inc
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Filing: 1964-02-06
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Granted: 1965-07-06
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Expires: 1984-02-06
Abstract
No abstract record available.
Inventors
- 👤 Henry L Coesens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:39
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D28/00; B21D28/02; B21D43/04; B21D43/08; B21D43/09; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4458; Y10T83/4501; Y10T83/4503; Y10T83/4508; Y10T83/4564; Y10T83/4567
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
IN A PUNCH PRESS OR THE LIKE, INCLUDING A MAIN DRIVING CLUTCH AND BRAKE, ADAPTED TO OPERATE ON INTERMITTENTLY MOVED STRIPS OF WORKPIECE MATERIAL, A PAIR OF FEED ROLLS ROTATABLY MOUNTED TO GRIP THEREBETWEEN AND FEED SUCCESSIVELY TO THE PRESS STRIPS OF SAID WORKPIECE MATERIAL, A PRIMARY FEEDING DRIVE FOR SAID FEED ROLLS CONNECTED TO AND NORMALLY MECHANICALLY DRIVEN STEP-BY-STEP FROM THE PRESS, AN AUXILIARY FEEDING DRIVE FOR SAID FEED ROLLS OPERATIVE WHEN SAID PRIMARY FEEDING DRIVE IS TEMPORARILY INOPERATIVE AND MOUNTED AND DRIVEN SEPARATELY TO FEED THE FORWARD END OF A STRIP OF SAID WORKPIECE MATERIAL, CONTROL MEANS CONNECTED TO THE MAIN DRIVING CLUTCH TO STOP AND BRAKE THE PRESS AND ALSO STOP THE PRIMARY FEEDING DRIVE WHILE THE TRAILING END OF A PRECEDING STRIP IS IN A FINAL COMPLETE UNIT PUNCHING POSITION, AND THEN TO CAUSE THE AUXILIARY FEEDING DRIVE TO MOVE SAID FORWARD END OF THE FOLLOWING STRIP INTO AN INITIAL COMPLETE UNIT PUNCHING POSITION.
Claim 2
Dependent Claim
158 words
IN A PUNCH PRESS OR THE LIKE, INCLUDING A MAIN DRIVING CLUTCH AND BRAKE, ADAPTED TO OPERATE ON INTERMITTENTLY MOVED STRIPS OF WORKPIECE MATERIAL, A PAIR OF FEED ROLLS ROTATABLY MOUNTED TO GRIP THEREBETWEEN AND FEED SUCCESSIVELY TO THE PRESS STRIPS OF SAID WORKPIECE MATERIAL, A PRIMARY FEEDING DRIVE FOR SAID FEED ROLLS CONNECTED TO AND NORMALLY MECHANICALLY DRIVEN STEP-BY-STEP FROM THE PRESS, AN AUXILIARY FEEDING DRIVE FOR SAID FEED ROLLS OPERATIVE WHEN SAID PRIMARY FEEDING DRIVE IS TEMPORARILY INOPERATIVE AND MOUNTED AND DRIVEN SEPARATELY TO FEED THE FORWARD END OF A STRIP OF SAID WORKPIECE MATERIAL, CONTROL MEANS CONNECTED TO THE MAIN DRIVING CLUTCH TO STOP AND BRAKE THE PRESS AND ALSO STOP THE PRIMARY FEEDING DRIVE WHILE THE TRAILING END OF A PRECEDING STRIP IS IN A FINAL COMPLETE UNIT PUNCHING POSITION, AND THEN TO CAUSE THE AUXILIARY FEEDING DRIVE TO MOVE SAID FORWARD END OF THE FOLLOWING STRIP INTO AN INITIAL COMPLETE UNIT PUNCHING POSITION.
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |