US3885279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn feed guide arms
Assignee: Deering Milliken Research Corp
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Filing: 1973-06-18
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Granted: 1975-05-27
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Expires: 1993-06-18
Abstract
Abstract A novel machine to produce non-woven fabric which employs an improved weft yarn guide arm to more accurately lay down the weft yarn onto the warp yarns.
Inventors
- 👤 Nolan B Darnell
- 👤 Walter Engels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:33
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/02; D04H3/07; D04H3/04; B; B29; B29C; B29C70/00; B29C70/04; B29C70/28; B29C70/40; B29C70/50; B29C70/504; B29K; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/0854
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
Apparatus for producing non-woven fabric comprising: yarn guide means including a first pair of yarn guides spaced from each other, means for supporting a plurality of yarn packages, roTable yarn guide means operably associated with said first pair of yarn guides to supply yarn simultaneously from each of said yarn package supports and to wind the yarn about said first pair of yarn guides to form reaches therebetween, said rotable yarn guide means including a radially directed yarn guide member, a portion of said yarn guide member being bent toward the axis of said first yarn guides means for combining a sheet of yarns with the yarn reaches between said first pair of spaced yarn guides to form a non-woven fabric, means to rotate said rotable yarn guide means in one direction and a portion of said radially directed yarn guide member is bent in a direction opposite to said direction of rotation of said rotable yarn guide means.
Claim 2
Dependent Claim
159 words
Apparatus for producing non-woven fabric comprising: yarn guide means including a first pair of yarn guides spaced from each other, means for supporting a plurality of yarn packages, roTable yarn guide means operably associated with said first pair of yarn guides to supply yarn simultaneously from each of said yarn package supports and to wind the yarn about said first pair of yarn guides to form reaches therebetween, said rotable yarn guide means including a radially directed yarn guide member, a portion of said yarn guide member being bent toward the axis of said first yarn guides means for combining a sheet of yarns with the yarn reaches between said first pair of spaced yarn guides to form a non-woven fabric, means to rotate said rotable yarn guide means in one direction and a portion of said radially directed yarn guide member is bent in a direction opposite to said direction of rotation of said rotable yarn guide means.
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) | 1978-05-26 | 1978-11-25 | 1979-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-26 | 1982-11-25 | 1983-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-26 | 1986-11-25 | 1987-05-27 | $7700.00 | Window Closed / Lapsed |