US3133709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Barrel cam
Assignee: Celanese Corp
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Filing: 1961-11-06
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Granted: 1964-05-19
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Expires: 1981-11-06
Abstract
No abstract record available.
Inventors
- 👤 John R Shoup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:54
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/40; B65H54/46; B65H54/50; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
APPARATUS FOR WINDING FILAMENTARY STRAND MATERIAL ONTO A CORE, COMPRISING MEANS SUPPORTING SAID CORE FOR ROTATION ABOUT ITS AXIS TO PERMIT WINDING OF SAID STRAND MATERIAL ONTO SAID CORE, AND MEANS FOR LATERALLY TRAVERSING SAID STRAND MATERIAL BACK AND FORTH ALONG SAID CORE DURING THE WINDING OPERATION, SAID TRAVERSING MEANS COMPRISING A CYLINDRICAL BODY MOUNTED FOR ROTATION ABOUT ITS OWN AXIS AND MEANS FOR ROTATING SAID CYLINDRICAL BODY ABOUT SAID AXIS IN THE GENERAL DIRECTION OF TRAVEL OF SAID STRAND MATERIAL AT THE POINT OF CONTACT OF SAID STRAND MATERIAL WITH SAID CYLINDRICAL BODY, SAID AXIS OF SAID BODY BEING PARALLEL TO SAID AXIS OF SAID CORE, AND SAID BODY BEING PROVIDED IN ITS OUTER PERIPHERAL SURFACE WITH A CONTINUOUS PERIPHERALLY EXTENDING GROOVE THE TWO HALVES OF WHICH ARE UNIFORMLY HELICALLY CURVED IN OPPOSITE SENSES ABOUT SAID AXIS OF SAID BODY FROM ONE OF THEIR JUNCTURES TO THE OTHER AND EACH HALF OF WHICH IS COMPOSED OF A RELATIVELY WIDER MAJOR SECTION AND A RELATIVELY NARROWER MINOR SECTION, EACH OF SAID MINOR SECTIONS OF SAID GROOVE COMMUNICATING AT ITS LEADING END REMOTE FROM THE ASSOCIATED COLINEAR MAJOR SECTION WITH THE MAJOR SECTION OF THE OTHER HALF OF SAID GROOVE AND CONSTITUTING A TRANSITION SECTION BETWEEN SAID MAJOR SECTIONS FOR EFFECTING THE REVERSAL OF THE TRAVERSING MOVEMENT OF SAID STRAND MATERIAL.
Claim 2
Dependent Claim
220 words
APPARATUS FOR WINDING FILAMENTARY STRAND MATERIAL ONTO A CORE, COMPRISING MEANS SUPPORTING SAID CORE FOR ROTATION ABOUT ITS AXIS TO PERMIT WINDING OF SAID STRAND MATERIAL ONTO SAID CORE, AND MEANS FOR LATERALLY TRAVERSING SAID STRAND MATERIAL BACK AND FORTH ALONG SAID CORE DURING THE WINDING OPERATION, SAID TRAVERSING MEANS COMPRISING A CYLINDRICAL BODY MOUNTED FOR ROTATION ABOUT ITS OWN AXIS AND MEANS FOR ROTATING SAID CYLINDRICAL BODY ABOUT SAID AXIS IN THE GENERAL DIRECTION OF TRAVEL OF SAID STRAND MATERIAL AT THE POINT OF CONTACT OF SAID STRAND MATERIAL WITH SAID CYLINDRICAL BODY, SAID AXIS OF SAID BODY BEING PARALLEL TO SAID AXIS OF SAID CORE, AND SAID BODY BEING PROVIDED IN ITS OUTER PERIPHERAL SURFACE WITH A CONTINUOUS PERIPHERALLY EXTENDING GROOVE THE TWO HALVES OF WHICH ARE UNIFORMLY HELICALLY CURVED IN OPPOSITE SENSES ABOUT SAID AXIS OF SAID BODY FROM ONE OF THEIR JUNCTURES TO THE OTHER AND EACH HALF OF WHICH IS COMPOSED OF A RELATIVELY WIDER MAJOR SECTION AND A RELATIVELY NARROWER MINOR SECTION, EACH OF SAID MINOR SECTIONS OF SAID GROOVE COMMUNICATING AT ITS LEADING END REMOTE FROM THE ASSOCIATED COLINEAR MAJOR SECTION WITH THE MAJOR SECTION OF THE OTHER HALF OF SAID GROOVE AND CONSTITUTING A TRANSITION SECTION BETWEEN SAID MAJOR SECTIONS FOR EFFECTING THE REVERSAL OF THE TRAVERSING MOVEMENT OF SAID STRAND MATERIAL.
References Cited (Backward Citations)
GB728529A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |