US3867745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for drawing in warp threads
Assignee: REED-CHATWOOD Inc
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Filing: 1973-09-20
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Granted: 1975-02-25
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Expires: 1993-09-20
Abstract
Abstract A method for drawing short lengths of thread of yarn through the weaving elements of a loom in a preselected manner while leaving an end portion of each thread exposed for subsequent tying to the thread of yarn on a warp beam.
Inventors
- 👤 Charles B Crandall
- 👤 Frederick L Wieneke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:04
CPC Classifications
D; D03; D03J; D03J1/00; D03J1/14; D03J1/16
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
80 words
In a method of initially drawing threads of yarn from a warp beam through the successive sets of the weaving elements of a loom, the steps of, drawing a short pilot length of yarn through the first set of weaving elements separated from the loom and warp beam while leaving an end portion of the yarn exposed in front of said elements, and similarly threading a short pilot length of yarn through each of the other sets of weaving elements.
Claim 2
Dependent Claim
80 words
In a method of initially drawing threads of yarn from a warp beam through the successive sets of the weaving elements of a loom, the steps of, drawing a short pilot length of yarn through the first set of weaving elements separated from the loom and warp beam while leaving an end portion of the yarn exposed in front of said elements, and similarly threading a short pilot length of yarn through each of the other sets of weaving elements.
Claim 3
Dependent Claim
25 words
The method as defined in claim 1 including the step of tying the threads on a warp beam to said short pilot lengths of yarn.
Claim 4
Dependent Claim
25 words
The method as defined in claim 1 in which the short pilot threads of yarn are leased as they are drawn through the weaving elements.
Claim 5
Dependent Claim
38 words
A method as defined in claim 1 in which each of said short pilot lengths of yarn is drawn from a single package and severed from the package after being drawn through its respective set of weaving elements.
References Cited (Backward Citations)
US3423808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-02-24 | 1978-08-26 | 1979-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-24 | 1982-08-26 | 1983-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-24 | 1986-08-26 | 1987-02-25 | $7700.00 | Window Closed / Lapsed |