US3081490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinning apparatus for the spinning of hollow filaments
Assignee: Glanzstoff AG
•
Filing: 1958-11-12
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Granted: 1963-03-19
•
Expires: 1978-11-12
Abstract
No abstract record available.
Inventors
- 👤 Heynen Wilhelm
- 👤 Martin Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:49
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/24; Y; Y10; Y10S; Y10S425/00; Y10S425/217
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A SPINNING NOZZLE FOR SPINNING HOLLOW FILAMENTS COMPRISING A FIRST PLATE AND A SECOND PLATE MOUNTED IN FACE TO FACE RELATIONSHIP WITH EACH OTHER, A RECESS IN THE FACE OF ONE OF SAID PLATE CONTIGUOUS TO THE OTHER OF SAID PLATES, A CYLINDRICAL PASSAGE IN SAID SECOND PLATE CONMUNICATING WITH SAID RECESS AND TERMINATING IN A SPINNING ORIFICE AT THE OUTER SURFACE OF SAID SECOND PLATE, SAID FIRST PLATE HAVING A BORE EXTENDING FROM THE OUTER FACE THEREOF TO SAID RECESS, SAID BORE BEING ALIGNED WITH SAID PASSAGE IN SAID SECOND PLATE, A TUBULAR INSERT HAVING A RING-SHAPED PORTION INTERMEDIATE THE ENDS THEREOF EXTENDING THROUGH SAID BORE AND INTO SAID PASSAGE, THE RINGSHAPED OF THE RECESS ABOUT SAID BORE, SAID TUBULAR INSERT FACE OF THE RECESS ABOUT SAID BORE, SAID TUBULAR INSERT HAVING A RADIAL APERTURE THROUGH THE WALL THEREOF AND
Claim 2
Dependent Claim
141 words
A SPINNING NOZZLE FOR SPINNING HOLLOW FILAMENTS COMPRISING A FIRST PLATE AND A SECOND PLATE MOUNTED IN FACE TO FACE RELATIONSHIP WITH EACH OTHER, A RECESS IN THE FACE OF ONE OF SAID PLATE CONTIGUOUS TO THE OTHER OF SAID PLATES, A CYLINDRICAL PASSAGE IN SAID SECOND PLATE CONMUNICATING WITH SAID RECESS AND TERMINATING IN A SPINNING ORIFICE AT THE OUTER SURFACE OF SAID SECOND PLATE, SAID FIRST PLATE HAVING A BORE EXTENDING FROM THE OUTER FACE THEREOF TO SAID RECESS, SAID BORE BEING ALIGNED WITH SAID PASSAGE IN SAID SECOND PLATE, A TUBULAR INSERT HAVING A RING-SHAPED PORTION INTERMEDIATE THE ENDS THEREOF EXTENDING THROUGH SAID BORE AND INTO SAID PASSAGE, THE RINGSHAPED OF THE RECESS ABOUT SAID BORE, SAID TUBULAR INSERT FACE OF THE RECESS ABOUT SAID BORE, SAID TUBULAR INSERT HAVING A RADIAL APERTURE THROUGH THE WALL THEREOF AND
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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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |