US3083738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming a selvage on a fabric by bending projecting weft thread ends into the shed while the fabric is woven
Assignee: Sulzer AG
•
Filing: 1959-06-26
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Granted: 1963-04-02
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Expires: 1979-06-26
Abstract
No abstract record available.
Inventors
- 👤 Pfarrwaller Erwin
- 👤 Leysinger Hans Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:36
CPC Classifications
D; D03; D03D; D03D47/00; D03D47/40; D03D47/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
THE METHOD OF PRODUCING SELVAGES ON THE NEIGHBORING EDGES OF FABRICS SIMULTANEOUSLY WOVEN ON A LOOM IN WHICH THE WEFT THREADS ARE PULLED BY WEFT INSERTING MEANS FROM SUPPLY SPOOLS PLACED OUTSIDE NEIGHBORING SHEDS FORMED BY WARP THREADS AND ARE CONSECUTIVELY PULLED THROUGH THE SHEDS, THE METHOD INCLUDING SPACING THE SHEDS WHEREBY THE SPACE BETWEEN THE SHEDS CORRESPONDS TO THE LENGTH OF THE WEFT THREAD ENDS FORMING THE SELVAGES AFTER BEING BENT BACK INTO THE RESPECTIVE SHEDS, CUTTING SELECTED WEFT THREADS, AFTER INSERTION INTO THE SHEDS, ADJACENT TO THE SIDE OF A SHED WHICH SIDE IS OPPOSED TO THE SIDE OF A NEIGHBORING SHED, AND CUTTING THE OTHER WEFT THREADS ADJACENT TO THE SIDE OF THE NEIGHBORING SHED.
Claim 2
Independent Claim
118 words
THE METHOD OF PRODUCING SELVAGES ON THE NEIGHBORING EDGES OF FABRICS SIMULTANEOUSLY WOVEN ON A LOOM IN WHICH THE WEFT THREADS ARE PULLED BY WEFT INSERTING MEANS FROM SUPPLY SPOOLS PLACED OUTSIDE NEIGHBORING SHEDS FORMED BY WARP THREADS AND ARE CONSECUTIVELY PULLED THROUGH THE SHEDS, THE METHOD INCLUDING SPACING THE SHEDS WHEREBY THE SPACE BETWEEN THE SHEDS CORRESPONDS TO THE LENGTH OF THE WEFT THREAD ENDS FORMING THE SELVAGES AFTER BEING BENT BACK INTO THE RESPECTIVE SHEDS, CUTTING SELECTED WEFT THREADS, AFTER INSERTION INTO THE SHEDS, ADJACENT TO THE SIDE OF A SHED WHICH SIDE IS OPPOSED TO THE SIDE OF A NEIGHBORING SHED, AND CUTTING THE OTHER WEFT THREADS ADJACENT TO THE SIDE OF THE NEIGHBORING SHED.
References Cited (Backward Citations)
US752922A
Cited
US897263A
Cited
US1948051A
Cited
CH194418A
Cited
FR985081A
Cited
US2676618A
Cited
US2938547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |