US3344638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment for starting the winding of a strip
Assignee: Societe Nouvelle Spidem
•
Filing: 1965-02-04
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Granted: 1967-10-03
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Expires: 1985-02-04
Abstract
No abstract record available.
Inventors
- 👤 Diolot Lucien Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:27
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/02; B21C47/04; B21C47/06; B21C47/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
AN APPARATUS FOR RESTARTING THE WINDING OF A FLAT BAND MADE BY A DEVICE SUCH AS A ROLLING MILL COMPRISING: A RECEIVING DRUM FOR SAID BAND, A MOBILE FRAME CARRYING A PRESSURE CHAMBER FOR ENSURING THE WINDING UNDER PRESSURE OF THE FIRST TURNS OF SAID BAND ONTO SAID DRUM, SAID PRESSURE MEMBER INCLUDING A PLURALITY OF PINIONS, ONE OF SAID PINIONS BEING POWER DRIVEN, AT LEAST ONE ENDLESS CHAIN MEANS MOUNTED ON SAID PINIONS AND SURROUNDING THE PERIPHERY OF SAID DRUM APPROXIMATELY 270* FOR DEFINING A FREE PASSAGE NECESSARY FOR THE INTRODUCTION OF SAID BAND BETWEEN SAID CHAIN MEANS AND SAID DRUM, SAID MOBILE FRAME FURTHER CARRYING A PIVOTALLY SUPPORTED ARM THE FREE END OF SAID ARM SUPPORTING ONE OF SAID PINIONS ADJACENT SAID PASSAGE AND A JACK MEANS HAVING A LINEARLY RECIPROCABLE WEDGE, SAID WEDGE BEING ORIENTED TO FORM AN ACUTE ANGLE OF EXTREMELY SMALL MAGNITUDE WITH THE LINEAR DIRECTION OF SAID BAND BEFORE BEING WOUND ON SAID DRUM, WHEREBY SAID WEDGE GUIDES THE FREE TERMINUS OF SAID BAND TO THEREBY CLOSE THE FIRST TURN OF SAID BAND ON SAID DRUM.
Claim 2
Independent Claim
182 words
AN APPARATUS FOR RESTARTING THE WINDING OF A FLAT BAND MADE BY A DEVICE SUCH AS A ROLLING MILL COMPRISING: A RECEIVING DRUM FOR SAID BAND, A MOBILE FRAME CARRYING A PRESSURE CHAMBER FOR ENSURING THE WINDING UNDER PRESSURE OF THE FIRST TURNS OF SAID BAND ONTO SAID DRUM, SAID PRESSURE MEMBER INCLUDING A PLURALITY OF PINIONS, ONE OF SAID PINIONS BEING POWER DRIVEN, AT LEAST ONE ENDLESS CHAIN MEANS MOUNTED ON SAID PINIONS AND SURROUNDING THE PERIPHERY OF SAID DRUM APPROXIMATELY 270* FOR DEFINING A FREE PASSAGE NECESSARY FOR THE INTRODUCTION OF SAID BAND BETWEEN SAID CHAIN MEANS AND SAID DRUM, SAID MOBILE FRAME FURTHER CARRYING A PIVOTALLY SUPPORTED ARM THE FREE END OF SAID ARM SUPPORTING ONE OF SAID PINIONS ADJACENT SAID PASSAGE AND A JACK MEANS HAVING A LINEARLY RECIPROCABLE WEDGE, SAID WEDGE BEING ORIENTED TO FORM AN ACUTE ANGLE OF EXTREMELY SMALL MAGNITUDE WITH THE LINEAR DIRECTION OF SAID BAND BEFORE BEING WOUND ON SAID DRUM, WHEREBY SAID WEDGE GUIDES THE FREE TERMINUS OF SAID BAND TO THEREBY CLOSE THE FIRST TURN OF SAID BAND ON SAID DRUM.
References Cited (Backward Citations)
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US2357157A
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US2711130A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |