US3217675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for the production of pile fabric
Assignee: INTERNATIONAL LEASING CORP
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Filing: 1962-11-07
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Granted: 1965-11-16
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Expires: 1982-11-07
Abstract
No abstract record available.
Inventors
- 👤 Joe T Short
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:53
CPC Classifications
D; D05; D05C; D05C15/00; D05C15/04; D05C15/08; D05C15/16; D05C15/18; D05C15/20
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
161 words
A MULTIPLE NEEDLE TUFTING MACHINE COMPRISING A WORK SUPPORT HAVING APERTURE MEANS THEREIN, MEANS FOR ADVANCING A BACKING ACROSS SAID WORK SUPPORT, A PLURALITY OF HOLLOW NEEDLES, MEANS ON THE SIDE OF THE BACKING OPPOSITE SAID WORK SUPPORT MOUNTING SAID NEEDLES IN ALIGNMENT WITH SAID APERTURE MEANS IN SAID WORK SUPPORT, MEANS FOR CAUSING CYCLICAL RELATIVE MOVEMNT BETWEEN SAID NEEDLES AND SAID WORK SUPPORT TO PERIODICALLY DISPOSE THE NEEDLES IN PENETRATING RELATION TO THE BACKING WITH THEIR END PORTIONS EXPOSED TO SAID APERTURE MEANS, EACH OF SAID NEEDLES HAVING A YARN PASSAGEWAY THEREIN EXTENDING TO A PORTION OF THE NEEDLE THAT IS PERIODICALLY EXPOSED TO SAID APERTURE MEANS, MEANS FOR SUPPLYING LENGTHS OF YARN TO THE YARN PASSAGEWAYS IN SAID NEEDLES DURING EACH CYCLE OF RELATIVE MOVEMENT BETWEEN SAID NEEDLES AND SAID WORK SUPPORT, AND SUCTION MEANS OPERATIVELY CONNECTED TO SAID APERTURE MENS IN SAID WORK SUPPORT FOR URGING THE YARN OUT OF SAID NEEDLES WHEN SAID NEEDLES PENETRATE THE BACKING.
Claim 2
Dependent Claim
161 words
A MULTIPLE NEEDLE TUFTING MACHINE COMPRISING A WORK SUPPORT HAVING APERTURE MEANS THEREIN, MEANS FOR ADVANCING A BACKING ACROSS SAID WORK SUPPORT, A PLURALITY OF HOLLOW NEEDLES, MEANS ON THE SIDE OF THE BACKING OPPOSITE SAID WORK SUPPORT MOUNTING SAID NEEDLES IN ALIGNMENT WITH SAID APERTURE MEANS IN SAID WORK SUPPORT, MEANS FOR CAUSING CYCLICAL RELATIVE MOVEMNT BETWEEN SAID NEEDLES AND SAID WORK SUPPORT TO PERIODICALLY DISPOSE THE NEEDLES IN PENETRATING RELATION TO THE BACKING WITH THEIR END PORTIONS EXPOSED TO SAID APERTURE MEANS, EACH OF SAID NEEDLES HAVING A YARN PASSAGEWAY THEREIN EXTENDING TO A PORTION OF THE NEEDLE THAT IS PERIODICALLY EXPOSED TO SAID APERTURE MEANS, MEANS FOR SUPPLYING LENGTHS OF YARN TO THE YARN PASSAGEWAYS IN SAID NEEDLES DURING EACH CYCLE OF RELATIVE MOVEMENT BETWEEN SAID NEEDLES AND SAID WORK SUPPORT, AND SUCTION MEANS OPERATIVELY CONNECTED TO SAID APERTURE MENS IN SAID WORK SUPPORT FOR URGING THE YARN OUT OF SAID NEEDLES WHEN SAID NEEDLES PENETRATE THE BACKING.
Claim 3
Dependent Claim
112 words
IN A METHOD OF TUFTING WHEREIN HOLLOW NEEDLES ON ONE SIDE OF A BACKING PENETRATE A TRANSVERSE AREA OF THE BACKING FOR INSERTING YARNS FED TO THE NEEDLES THROUGH THE TRANSVERSE AREA OF THE BACKING UPON RELATIVE MOVEMENT BETWEEN THE NEEDLES AND THE BACKING TOWARD AND AWAY FROM EACH OTHER, THE STEP OF APPLYING A VACUUM TO THE OTHER SIDE OF THE BACKING ALONG THE TRANSVERSE AREAA THROUGH WHICH THE NEEDLES ARE PASSED, THE VACUUM BEING SUFFICIENT TO PASS AIR THROUGH THE NEEDLES FOR URGING THE YARNS OUT OF THE NEEDLES TO THE EXTENT PERMITTED BY THE FEED OF THE YARNS TO THE NEEDLES AND SUFFICIENT TO URGE AIR THORUGH THE BACKING.
Claim 4
Dependent Claim
112 words
IN A METHOD OF TUFTING WHEREIN HOLLOW NEEDLES ON ONE SIDE OF A BACKING PENETRATE A TRANSVERSE AREA OF THE BACKING FOR INSERTING YARNS FED TO THE NEEDLES THROUGH THE TRANSVERSE AREA OF THE BACKING UPON RELATIVE MOVEMENT BETWEEN THE NEEDLES AND THE BACKING TOWARD AND AWAY FROM EACH OTHER, THE STEP OF APPLYING A VACUUM TO THE OTHER SIDE OF THE BACKING ALONG THE TRANSVERSE AREAA THROUGH WHICH THE NEEDLES ARE PASSED, THE VACUUM BEING SUFFICIENT TO PASS AIR THROUGH THE NEEDLES FOR URGING THE YARNS OUT OF THE NEEDLES TO THE EXTENT PERMITTED BY THE FEED OF THE YARNS TO THE NEEDLES AND SUFFICIENT TO URGE AIR THORUGH THE BACKING.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |