Patent US3140633A successfully refreshed from Google Patents.
US3140633A
Expired / Lapsed
US
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Laying of yarns or filament by means of a high velocity feed means
Assignee: Manchester College
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Filing: 1960-02-09
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Granted: 1964-07-14
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Expires: 1980-02-09
Abstract
No abstract record available.
Inventors
- 👤 Vincent John Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:59
CPC Classifications
D; D03; D03D; D03D47/00; Y; Y10; Y10S; Y10S83/00; Y10S83/913; Y10T; Y10T83/00; Y10T83/647; Y10T83/6472
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN APPARATUS FOR LAYING A LENGTH OF YARN AS A WEFT YARN IN A SHED OF WRAP THREADS INCLUDING FEED ROLLERS FOR A LENGTH OF THE YARN; MEANS FOR DRIVING THE ROLLERS INCLUDING AT LEAST ONE SINGLE HOOKE''S JOINT AND A STEP UP GEAR TRAIN SO ARRANGED AS TO PROVIDE A CYCLE OF ACCELERATION AND DECELERATION AND HAVING A PART OF ITS DECELERATION CYCLE SUITABLE FOR PROGRESSIVELY DECREASING THE VELOCITY OF PROJECTION, AND MEANS FOR ENGAGING THE YARN WITH SUCH ROLLERS, SAID MEANS BEING TIMED SO AS TO USE SUCH PORTION OF THE CYCLE, WHEREBY THE PROJECTED PORTION OF YARN IS MAINTAINED IN TENSION AND RELATIVELY STRAIGHT BY VIRTUE OF ITS MOMENTUM.
Claim 2
Independent Claim
112 words
AN APPARATUS FOR LAYING A LENGTH OF YARN AS A WEFT YARN IN A SHED OF WRAP THREADS INCLUDING FEED ROLLERS FOR A LENGTH OF THE YARN; MEANS FOR DRIVING THE ROLLERS INCLUDING AT LEAST ONE SINGLE HOOKE''S JOINT AND A STEP UP GEAR TRAIN SO ARRANGED AS TO PROVIDE A CYCLE OF ACCELERATION AND DECELERATION AND HAVING A PART OF ITS DECELERATION CYCLE SUITABLE FOR PROGRESSIVELY DECREASING THE VELOCITY OF PROJECTION, AND MEANS FOR ENGAGING THE YARN WITH SUCH ROLLERS, SAID MEANS BEING TIMED SO AS TO USE SUCH PORTION OF THE CYCLE, WHEREBY THE PROJECTED PORTION OF YARN IS MAINTAINED IN TENSION AND RELATIVELY STRAIGHT BY VIRTUE OF ITS MOMENTUM.
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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |