US2800762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making yarn packages
Assignee: Joh Jacob Rieter und Cie AG
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Filing: 1955-12-13
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Granted: 1957-07-30
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Expires: 1975-12-13
Abstract
No abstract record available.
Inventors
- 👤 Wurmli Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:17
CPC Classifications
D; D01; D01H; D01H1/00; D01H1/14; D01H1/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
AN APPARATUS FOR PRODUCING PACKAGES FROM A STRETCHED LINEAR POLYMERIC FILAMENT BUNDLE, COMPRISING A ROTATABLE SPINDLE, A TUBE MOUNTED ON SAID SPINDLE ONTO WHICH TUBE THE STRETCHED BUNDLE IS WOUND BY A TWISTING OPERATION, A NOZZLE FROM WHCH EMERGES A HIGH SPEED JET OF A PRESSURE FLUID, MEANS FOR INTRODUCING THE FILAMENT BUNDLE INTO THE JET PRIOR TO THE BEGINNING OF THE TWISTING OPERATION FOR PRODUCING A TENSIONING OF THE BUNDLE BY THE ACTION OF THE JET AS REQUIRED FOR THE BEGINNING OF THE TWISTING OPERATION, A BRAKE FOR SAID SPINDLE, CONTROL MEANS FOR CONTROLLING THE SUPPLY OF PRESSURE FLUID TO SAID NOZZLE, AND MEANS FOR ACTUATING SAID BRAKE, SAID LAST MENTIONED MEANS BEING OPERATIVELY CONNECTED WITH SAID CONTROL MEANS FOR ACTUATING THE LATTER SIMULTANEOUSLY WITH SAID BRAKE ACTUATING MEANS.
Claim 2
Independent Claim
130 words
AN APPARATUS FOR PRODUCING PACKAGES FROM A STRETCHED LINEAR POLYMERIC FILAMENT BUNDLE, COMPRISING A ROTATABLE SPINDLE, A TUBE MOUNTED ON SAID SPINDLE ONTO WHICH TUBE THE STRETCHED BUNDLE IS WOUND BY A TWISTING OPERATION, A NOZZLE FROM WHCH EMERGES A HIGH SPEED JET OF A PRESSURE FLUID, MEANS FOR INTRODUCING THE FILAMENT BUNDLE INTO THE JET PRIOR TO THE BEGINNING OF THE TWISTING OPERATION FOR PRODUCING A TENSIONING OF THE BUNDLE BY THE ACTION OF THE JET AS REQUIRED FOR THE BEGINNING OF THE TWISTING OPERATION, A BRAKE FOR SAID SPINDLE, CONTROL MEANS FOR CONTROLLING THE SUPPLY OF PRESSURE FLUID TO SAID NOZZLE, AND MEANS FOR ACTUATING SAID BRAKE, SAID LAST MENTIONED MEANS BEING OPERATIVELY CONNECTED WITH SAID CONTROL MEANS FOR ACTUATING THE LATTER SIMULTANEOUSLY WITH SAID BRAKE ACTUATING MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |