US3071810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casting wheel
Assignee: EIDP Inc
•
Filing: 1960-01-26
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Granted: 1963-01-08
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Expires: 1980-01-26
Abstract
No abstract record available.
Inventors
- 👤 Forge Arthur A La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:48
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/88; B29C48/911; B29C48/9135; B29C48/914; B29C48/03; B29C48/07; B29C48/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A MELT EXTRUSION APPARATUS COMPRISING: AN EXTRUSION HEAD THROUGH WHICH MOLTEN MATERIAL IS EXTRUDED IN THE FORM OF A RIBBON; A CASTING WHEEL HAVING AN OPEN MESH PERIPHERAL SURFACE ON WHICH A LENGTH OF TH ERIBBON IS SUPPORTED AS IT ADVANCES AWAY FROM SAID HEAD; ROLLER MEANS ENGAGING SAID RIBBON IN SAID LENGTH AND PRESSING IT AGAINST SAID SURFACE; AND A SPRAY ASSEMBLY LOCATED ADJACENT SAID WHEEL, SAID ASSEMBLY INCLUDING NOZZLE MEANS DIRECTED AT BOTH SIDES OF SAID SUPPORTED LENGTH.
Claim 2
Dependent Claim
80 words
A MELT EXTRUSION APPARATUS COMPRISING: AN EXTRUSION HEAD THROUGH WHICH MOLTEN MATERIAL IS EXTRUDED IN THE FORM OF A RIBBON; A CASTING WHEEL HAVING AN OPEN MESH PERIPHERAL SURFACE ON WHICH A LENGTH OF TH ERIBBON IS SUPPORTED AS IT ADVANCES AWAY FROM SAID HEAD; ROLLER MEANS ENGAGING SAID RIBBON IN SAID LENGTH AND PRESSING IT AGAINST SAID SURFACE; AND A SPRAY ASSEMBLY LOCATED ADJACENT SAID WHEEL, SAID ASSEMBLY INCLUDING NOZZLE MEANS DIRECTED AT BOTH SIDES OF SAID SUPPORTED LENGTH.
References Cited (Backward Citations)
US1942764A
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US2289774A
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US2437492A
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US2615822A
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US2776451A
Cited
US2776452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |