US3960183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interchangeable weft carrier
Assignee: Draper Corp
•
Filing: 1975-02-03
•
Granted: 1976-06-01
•
Expires: 1995-02-03
Abstract
Abstract This invention relates to shuttleless looms and more particularly to an improved carrier for use on a loom of the shuttleless type where the weft yarn is supplied from a stationary source located outside of the warp.
Inventors
- 👤 Maurice Flamand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:03
CPC Classifications
D; D03; D03D; D03D47/00; D03D47/12; D03D47/20; D03D47/23
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
133 words
An improved carrier for inserting weft yarn into the shed formed between warp yarns on a loom of the type in which the weft yarn is supplied from a source located outside of the warp and is inserted into the shed by a carrier which is attached to a reciprocating inserter, said improved carrier comprising a main body portion including (a) a shank portion for attached to the inserter, (b) a generally horizonally extending upper wall and (c) at least one additional wall which extends substantially vertically, a weft yarn guiding backplate disposed adjacent said vertically extending wall of said main body portion, fastening means for securing said backplate to said vertically extending wall, and gripping means assembled on said main body portion for holding the end of the weft yarn being inserted.
Claim 2
Dependent Claim
133 words
An improved carrier for inserting weft yarn into the shed formed between warp yarns on a loom of the type in which the weft yarn is supplied from a source located outside of the warp and is inserted into the shed by a carrier which is attached to a reciprocating inserter, said improved carrier comprising a main body portion including (a) a shank portion for attached to the inserter, (b) a generally horizonally extending upper wall and (c) at least one additional wall which extends substantially vertically, a weft yarn guiding backplate disposed adjacent said vertically extending wall of said main body portion, fastening means for securing said backplate to said vertically extending wall, and gripping means assembled on said main body portion for holding the end of the weft yarn being inserted.
Claim 3
Dependent Claim
35 words
An improved carrier as defined in claim 1 wherein said vertically extending wall of said main body portion and said weft yarn guiding backplate include means which interfit to provide vertical and longitudinal support therebetween.
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) | 1979-06-01 | 1979-12-01 | 1980-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-01 | 1983-12-01 | 1984-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-01 | 1987-12-01 | 1988-06-01 | $7700.00 | Window Closed / Lapsed |