US3107566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preventing binding of strip material in a progressive type die
Assignee: Controls Company of America
•
Filing: 1960-03-31
•
Granted: 1963-10-22
•
Expires: 1980-03-31
Abstract
No abstract record available.
Inventors
- 👤 Archer William Winter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:54
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/06; Y; Y10; Y10S; Y10S83/00; Y10S83/917; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/107; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49011; Y10T29/4902; Y10T29/49075; Y10T29/49078; Y10T29/49789; Y10T29/49798; Y10T83/00; Y10T83/04; Y10T83/0495; Y10T83/0524; Y10T83/0529; Y10T83/0538; Y10T83/0577
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A METHOD OF PREVENTING BINDING OF A STRIP OF CAMBERED COIL STOCK IN A PROGRESSIVE TYPE DIE COMPRISING: FEEDING A STRIP OF COIL STOCK INTO A DIE SLOTTING SAID STOCK AT THE FIRST SSTATION OF THE DIE TO FORM A LAMINATION BLANK CONNECTED TO THE STRIP BY A NECK OF MATERIAL SUBSTANTIALLY NARROWER THAN THE WIDTH OF THE COIL STOCK, PUNCHING AT LEAST TWO PILOT PIN HOLES IN SAID LAMINATION AT EACH SIDE OF THE STRIP, PROGRESSIVELY ADVANCING SAID STRIP THROUGH THE DIE, AND ALIGNING SAID LAMINATION IN THE SUCCESSIVE STATIONS OF THE DIE BY PILOT PIN MEANS WHICH ENGAGES SAID PILOT PIN HOLES THEREBY BENDING SAID NECK TO COMPENSATE FOR ANY CAMBER OF SAID COIL STOCK.
Claim 2
Independent Claim
117 words
A METHOD OF PREVENTING BINDING OF A STRIP OF CAMBERED COIL STOCK IN A PROGRESSIVE TYPE DIE COMPRISING: FEEDING A STRIP OF COIL STOCK INTO A DIE SLOTTING SAID STOCK AT THE FIRST SSTATION OF THE DIE TO FORM A LAMINATION BLANK CONNECTED TO THE STRIP BY A NECK OF MATERIAL SUBSTANTIALLY NARROWER THAN THE WIDTH OF THE COIL STOCK, PUNCHING AT LEAST TWO PILOT PIN HOLES IN SAID LAMINATION AT EACH SIDE OF THE STRIP, PROGRESSIVELY ADVANCING SAID STRIP THROUGH THE DIE, AND ALIGNING SAID LAMINATION IN THE SUCCESSIVE STATIONS OF THE DIE BY PILOT PIN MEANS WHICH ENGAGES SAID PILOT PIN HOLES THEREBY BENDING SAID NECK TO COMPENSATE FOR ANY CAMBER OF SAID COIL STOCK.
References Cited (Backward Citations)
US685758A
Cited
US1939631A
Cited
US2423750A
Cited
US2530533A
Cited
US2454609A
Cited
US2778097A
Cited
US2748452A
Cited
US2944330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |