US3086729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coiling apparatus
Assignee: National Steel Corp
•
Filing: 1960-06-29
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Granted: 1963-04-23
•
Expires: 1980-06-29
Abstract
No abstract record available.
Inventors
- 👤 John T Mayhew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:50
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H23/032; B65H23/0328; B65H23/04; B65H23/24; Y; Y10; Y10S; Y10S242/00; Y10S242/908
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
APPARATUS FOR FORMING STRAIGHT EDGE COILS OF METALLIC STRIP MATERIAL COMPRISING COILING REEL MEANS, ALIGNMENT CONTROL MEANS FOR AXIALLY ALIGNING THE COILING REEL MEANS WITH STRIP MATERIAL BEING COILED, MEANS FOR SUPPLYING A GAS UNDER PRESSURE TO THE AREA OF STRIP MATERIAL BEING COILED, AND MEANS FOR DIRECTING THE GAS BETWEEN THE COIL BEING FORMED AND THE STRIP MATERIAL ALONG A PATH HAVING THE SAME GENERAL DIRECTION AS THE MOVEMENT OF THE STRIP MATERIAL BEING COILED.
Claim 2
Dependent Claim
76 words
APPARATUS FOR FORMING STRAIGHT EDGE COILS OF METALLIC STRIP MATERIAL COMPRISING COILING REEL MEANS, ALIGNMENT CONTROL MEANS FOR AXIALLY ALIGNING THE COILING REEL MEANS WITH STRIP MATERIAL BEING COILED, MEANS FOR SUPPLYING A GAS UNDER PRESSURE TO THE AREA OF STRIP MATERIAL BEING COILED, AND MEANS FOR DIRECTING THE GAS BETWEEN THE COIL BEING FORMED AND THE STRIP MATERIAL ALONG A PATH HAVING THE SAME GENERAL DIRECTION AS THE MOVEMENT OF THE STRIP MATERIAL BEING COILED.
References Cited (Backward Citations)
US2268125A
Cited
US2837330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |