US3171464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of flattening metal strip or sheet
Assignee: VOSS ENGINEERING Co
•
Filing: 1962-09-04
•
Granted: 1965-03-02
•
Expires: 1982-09-04
Abstract
No abstract record available.
Inventors
- 👤 Raymond K Holtz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:41
CPC Classifications
B; B21; B21D; B21D1/00; B21D1/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A METHOD OF FLATTENING METAL STRIP OR SHEET THE INVENTION COMPRISING PASSING A CONTINUOUS LENGTH OF SAID STRIP ALONG A PATH OF TRAVEL THROUGH A ROLLER LEVELER AND THEN THROUGH A FIRST MEANS FOR ENGAGING SAID STRIP AND OPERABLE TO PLACE A FORWARD TENSION THEREON, PLACING A FORWARD TENSION UPON SAID STRIP DURING PASSING SAME THROUGH SAID ROLLER LEVELER AND THROUGH SAID FIRST MEANS, ADVANCING SAID STRIP FROM SAID FIRST MEANS FURTHER ALONG SAID PATH OF TRAVEL AND CONVEYING SAME OVER AN INSPECTION TABLE AND TO A SECOND MEANS FOR ENGAGING SAID STRIP AND MOVING SAME OVER SAID INSPECTION TABLE, OPERATING SAID SECOND MEANS RELATIVE TO SAID FIRST MEANS SO THAT SAID STRIP IS UNDER SUBSTANTIALLY ZERO TENSION DURING ITS TRAVEL OVER SAID INSPECTION TABLE.
Claim 2
Dependent Claim
126 words
IN A METHOD OF FLATTENING METAL STRIP OR SHEET THE INVENTION COMPRISING PASSING A CONTINUOUS LENGTH OF SAID STRIP ALONG A PATH OF TRAVEL THROUGH A ROLLER LEVELER AND THEN THROUGH A FIRST MEANS FOR ENGAGING SAID STRIP AND OPERABLE TO PLACE A FORWARD TENSION THEREON, PLACING A FORWARD TENSION UPON SAID STRIP DURING PASSING SAME THROUGH SAID ROLLER LEVELER AND THROUGH SAID FIRST MEANS, ADVANCING SAID STRIP FROM SAID FIRST MEANS FURTHER ALONG SAID PATH OF TRAVEL AND CONVEYING SAME OVER AN INSPECTION TABLE AND TO A SECOND MEANS FOR ENGAGING SAID STRIP AND MOVING SAME OVER SAID INSPECTION TABLE, OPERATING SAID SECOND MEANS RELATIVE TO SAID FIRST MEANS SO THAT SAID STRIP IS UNDER SUBSTANTIALLY ZERO TENSION DURING ITS TRAVEL OVER SAID INSPECTION TABLE.
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) | 1968-03-01 | 1968-08-31 | 1969-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-01 | 1972-08-31 | 1973-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-01 | 1976-08-31 | 1977-03-02 | $7700.00 | Window Closed / Lapsed |