US3141315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Warp knitting machine and metod
Assignee: Shirley Institute
•
Filing: 1960-10-04
•
Granted: 1964-07-21
•
Expires: 1980-10-04
Abstract
No abstract record available.
Inventors
- 👤 Smith Herbert Noel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:32
CPC Classifications
D; D04; D04B; D04B21/00; D04B21/06; D04B23/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
229 words
A METHOD OF AUTOMATIC WARP KNITTING USING NEEDLES WITH HOOKS, COMPRISING THE CYCLICAL COURSE-FORMING STEPS OF GUIDING YARN ENDS PASSING FROM THE SUPPLY TO THE LAST COURSE OF THE FABRIC, EACH AT A POINT AT THE OPPOSITE SIDE OF THE NEEDLES TO THE FABRIC, SUBSTANTIALLY LONGITUDINALLY OF THE NEEDLE BED, TO A POSITION CORRESPONDING TO THE DESIRED LAY OF THE YARN ENDS AT THE FABRIC SIDE OF THE NEEDLES, THEREAFTER GUIDING THE YARN ENDS ADJACENT THE LAST COURSE OF THE FABRIC SUBSTANTIALLY AT RIGHT ANGLES TO THE NEEDLE BED TO ASSUME THE DESIRED LAY, ALL WHILST THE NEEDLES ARE RETRACTED SO AS NOT TO INTERFERE WITH THE GUIDED YARN ENDS, THEREAFTER MOVING THE NEEDLES INTO A POSITION FOR ENGAGEMENT WITH SAID GUIDED YARN ENDS, THEREAFTER GUIDING THE YARN ENDS, AT A POINT AT THE OPPOSITE SIDE OF THE NEEDLES TO THE FABRIC, SUBSTANTIALLY LONGITUDINALLY OF THE NEEDLE BED TO A POSITION CORRESPONDING TO THE DESIRED LAY OF THE YARN ENDS AT THE OPPOSITE SIDE OF THE NEEDLES TO THE FABRIC, THEREAFTER GUIDING THE YARN ENDS, AT THE OPPOSITE SIDE OF THE NEEDLES TO THE FABRIC SUBSTANTIALLY AT RIGHT ANGLES TO THE NEEDLE BED TO ASSUME SAID DESIRED LAY, FOR ENGAGEMENT WITH THE NEEDLE HOOKS, THEREAFTER OPERATING THE NEEDLES TO ENGAGE THE YARN SO LAID, IN THE HOOKS THEREOF, AND CARRY SAME THROUGH THE LOOPS OF THE PREVIOUSLY KNITTED COURSE.
Claim 2
Independent Claim
229 words
A METHOD OF AUTOMATIC WARP KNITTING USING NEEDLES WITH HOOKS, COMPRISING THE CYCLICAL COURSE-FORMING STEPS OF GUIDING YARN ENDS PASSING FROM THE SUPPLY TO THE LAST COURSE OF THE FABRIC, EACH AT A POINT AT THE OPPOSITE SIDE OF THE NEEDLES TO THE FABRIC, SUBSTANTIALLY LONGITUDINALLY OF THE NEEDLE BED, TO A POSITION CORRESPONDING TO THE DESIRED LAY OF THE YARN ENDS AT THE FABRIC SIDE OF THE NEEDLES, THEREAFTER GUIDING THE YARN ENDS ADJACENT THE LAST COURSE OF THE FABRIC SUBSTANTIALLY AT RIGHT ANGLES TO THE NEEDLE BED TO ASSUME THE DESIRED LAY, ALL WHILST THE NEEDLES ARE RETRACTED SO AS NOT TO INTERFERE WITH THE GUIDED YARN ENDS, THEREAFTER MOVING THE NEEDLES INTO A POSITION FOR ENGAGEMENT WITH SAID GUIDED YARN ENDS, THEREAFTER GUIDING THE YARN ENDS, AT A POINT AT THE OPPOSITE SIDE OF THE NEEDLES TO THE FABRIC, SUBSTANTIALLY LONGITUDINALLY OF THE NEEDLE BED TO A POSITION CORRESPONDING TO THE DESIRED LAY OF THE YARN ENDS AT THE OPPOSITE SIDE OF THE NEEDLES TO THE FABRIC, THEREAFTER GUIDING THE YARN ENDS, AT THE OPPOSITE SIDE OF THE NEEDLES TO THE FABRIC SUBSTANTIALLY AT RIGHT ANGLES TO THE NEEDLE BED TO ASSUME SAID DESIRED LAY, FOR ENGAGEMENT WITH THE NEEDLE HOOKS, THEREAFTER OPERATING THE NEEDLES TO ENGAGE THE YARN SO LAID, IN THE HOOKS THEREOF, AND CARRY SAME THROUGH THE LOOPS OF THE PREVIOUSLY KNITTED COURSE.
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) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |