US2728567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for heating web material by contact with molten metal
Assignee: Aspinook Corp
•
Filing: 1951-12-08
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Granted: 1955-12-27
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Expires: 1971-12-08
Abstract
No abstract record available.
Inventors
- 👤 Farnworth Edwin
- 👤 Jr George H Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:35
CPC Classifications
D; D06; D06B; D06B19/00; D06B19/0005; D06B19/0076; D06B19/0082
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN AN APPARATUS FOR FINISHING TEXTILE MATERIAL, A BATH OF MOLTEN METAL, MEANS TO GUIDE A WEB OF MATERIAL TO BE TREATED INTO AND OUT OF SAID BATH, A COVER OVER THE BATH PROVIDING A SUBSTANTIAL SEAL THEREFOR, MEANS FOR PREHEATING THE MATERIAL OUTSIDE OF SAID SEAL IN AIR TO A TEMPERATURE SUBSTANTIALLY THAT OF THE MELTING POINT OF THE METAL USED BEFORE ENTERING SAID BATH, AND MEANS OUTSIDE OF SAID SEAL FOR HEATING THE MATERIAL AS IT LEAVES SAID BATH, AND BEATING MEANS OUTSIDE OF THE SEAL TO STRIP THE BATH FROM THE WEB AFTER LEAVING THE BATH.
Claim 2
Dependent Claim
99 words
IN AN APPARATUS FOR FINISHING TEXTILE MATERIAL, A BATH OF MOLTEN METAL, MEANS TO GUIDE A WEB OF MATERIAL TO BE TREATED INTO AND OUT OF SAID BATH, A COVER OVER THE BATH PROVIDING A SUBSTANTIAL SEAL THEREFOR, MEANS FOR PREHEATING THE MATERIAL OUTSIDE OF SAID SEAL IN AIR TO A TEMPERATURE SUBSTANTIALLY THAT OF THE MELTING POINT OF THE METAL USED BEFORE ENTERING SAID BATH, AND MEANS OUTSIDE OF SAID SEAL FOR HEATING THE MATERIAL AS IT LEAVES SAID BATH, AND BEATING MEANS OUTSIDE OF THE SEAL TO STRIP THE BATH FROM THE WEB AFTER LEAVING THE BATH.
References Cited (Backward Citations)
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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) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |