US3095841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for pattern tufting pile fabrics without loop robbing
Assignee: James Lees and Sons Co
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Filing: 1957-09-24
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Granted: 1963-07-02
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Expires: 1977-09-24
Abstract
No abstract record available.
Inventors
- 👤 Hyde W Ballard
- 👤 John E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:25
CPC Classifications
D; D05; D05C; D05C15/00; D05C15/04; D05C15/08; D05C15/26; D05C15/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
THE METHOD OF TUFTING A PILE FABRIC TO PROVIDE VARIOUS HEIGHT PILE PROJECTIONS IN THE SAME TRANSVERSE AND LONGITUDINAL ROWS WHICH COMPRISES SUPPLYING A SERIES OF YARN ENDS TO THE NEEDLES OF A TUFTING MACHINE UNDER VARIOUS DEGREES TENSION, INSERTING ALL OF SAID YARN ENDS TO A MAXIMUM DEPTH THROUGH A GROUND FABRIC, HOLDING SAID YARN ENDS ON THE OPPOSITE SIDE OF SAID GROUND FABRIC; APPLYING AN ADDITIONAL TENSION INCREMENT TO ALL OF SAID YARN ENDS AT APPROXIMATELY THE POINT OF MAXIMUM INSERTION, RELEASING SELECTED PILE PROJECTIONS DUE TO SAID ADDED INCREMENT OF TENSION, AND PARTIALLY WITHDRAWING SAID RELEASED PROJECTIONS THROUGH THE GROUND FABRIC AFTER MAXIMUM INSERTION AND BEFORE MAXIMUM ELEVATION OF THE NEEDLES.
Claim 2
Independent Claim
114 words
THE METHOD OF TUFTING A PILE FABRIC TO PROVIDE VARIOUS HEIGHT PILE PROJECTIONS IN THE SAME TRANSVERSE AND LONGITUDINAL ROWS WHICH COMPRISES SUPPLYING A SERIES OF YARN ENDS TO THE NEEDLES OF A TUFTING MACHINE UNDER VARIOUS DEGREES TENSION, INSERTING ALL OF SAID YARN ENDS TO A MAXIMUM DEPTH THROUGH A GROUND FABRIC, HOLDING SAID YARN ENDS ON THE OPPOSITE SIDE OF SAID GROUND FABRIC; APPLYING AN ADDITIONAL TENSION INCREMENT TO ALL OF SAID YARN ENDS AT APPROXIMATELY THE POINT OF MAXIMUM INSERTION, RELEASING SELECTED PILE PROJECTIONS DUE TO SAID ADDED INCREMENT OF TENSION, AND PARTIALLY WITHDRAWING SAID RELEASED PROJECTIONS THROUGH THE GROUND FABRIC AFTER MAXIMUM INSERTION AND BEFORE MAXIMUM ELEVATION OF THE NEEDLES.
References Cited (Backward Citations)
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US2810471A
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US2850994A
Cited
US2782741A
Cited
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US2842080A
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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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |