Patent US3279284A successfully refreshed from Google Patents.
US3279284A
Expired / Lapsed
US
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Method of making spinnerettes
Assignee: Engelhard Industries Inc
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Filing: 1964-01-08
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Granted: 1966-10-18
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Expires: 1984-01-08
Abstract
No abstract record available.
Inventors
- 👤 Ogden Joseph
- 👤 Edward G Balcenik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:11
CPC Classifications
D; D01; D01D; D01D4/00; D01D4/02; D01D4/022; B; B23; B23K; B23K20/00; B23K20/06; B23K20/08; B23P; B23P15/00; B23P15/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
THE METHOD OF MAKING A SPINNERETTE COMPRISING POSITIONING A FACE OF A FIRST METAL PLATE ADJACENT A FACE OF A SECOND METAL PLATE, MECHANICALLY SECURING THE PLATES IN CONTIGUOUS RELATIONSHIP, FORMING A COUNTERBORE HAVING A CONICAL TERMINAL IN THE FIRST PLATE WITH THE TERMINAL PASSING THROUGH THE FIRST PLATE AND SCORING THE SECOND PLATE, SEPARATING THE PLATES AND FORMING A CYLINDRICAL CAPILLARY BORE THROUGH THE SECOND PLATE AXIALLY OF THE SCORE, SMOOTHENING THE FACE OF THE SECOND PLATE TO THE PRECISE DESIRED THICKNESS, REASSEMBLING THE PLATES WITH THE CAPILLARY IN CO-AXIAL ALIGNMENT WITH THE COUNTERBORE, AND INSTANTANEOUSLY UNIFORMLY WELDING SUBSTANTIALLY THE ENTIRE AREAS OF SAID FACES TO EACH OTHER WITHOUT PLASTIC DEFORMATION.
Claim 2
Independent Claim
112 words
THE METHOD OF MAKING A SPINNERETTE COMPRISING POSITIONING A FACE OF A FIRST METAL PLATE ADJACENT A FACE OF A SECOND METAL PLATE, MECHANICALLY SECURING THE PLATES IN CONTIGUOUS RELATIONSHIP, FORMING A COUNTERBORE HAVING A CONICAL TERMINAL IN THE FIRST PLATE WITH THE TERMINAL PASSING THROUGH THE FIRST PLATE AND SCORING THE SECOND PLATE, SEPARATING THE PLATES AND FORMING A CYLINDRICAL CAPILLARY BORE THROUGH THE SECOND PLATE AXIALLY OF THE SCORE, SMOOTHENING THE FACE OF THE SECOND PLATE TO THE PRECISE DESIRED THICKNESS, REASSEMBLING THE PLATES WITH THE CAPILLARY IN CO-AXIAL ALIGNMENT WITH THE COUNTERBORE, AND INSTANTANEOUSLY UNIFORMLY WELDING SUBSTANTIALLY THE ENTIRE AREAS OF SAID FACES TO EACH OTHER WITHOUT PLASTIC DEFORMATION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |