US3087299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balloon-control on false-twist spindle
Assignee: N V Ouderzoekingsinstituut Research
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Filing: 1961-11-24
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Granted: 1963-04-30
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Expires: 1981-11-24
Abstract
No abstract record available.
Inventors
- 👤 Johan J Mertens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:02
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/02; D01H7/04; D01H7/18; D02; D02G; D02G1/00; D02G1/02; D02G1/04; D02G1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A THREAD TWISTING APPARATUS COMPRISING A ROTATABLE BODY HAVING A THREAD PASSAGEWAY EXTENDING AXIALLY PART WAY THERETHROUGH, AN ELONGATED ENCIRCLING GUIDING MEMBER OF WEAR-RESISTANT MATERIAL HAVING A BORE THERETHROUGH, SAID MEMBER BEING RIGIDLY MOUNTED ON SAID BODY ADJACENT ONE END THEREOF AND SPACED FROM ONE END OF SAID PASSAGEWAY WITH ITS BORE AT AN ANGLE TO SAID PASSAGEWAY AND A SLEEVE ROTATING WITH SAID BODY AND FRICTIONALLY CONNECTED TO AND DEFINING WITH A PORTION OF SAID BODY A YARN PASSAGEWAY OF LARGE CROSS-SECTION BETWEEN SAID ONE END OF SAID PASSAGEWAY AND AN END OF SAID GUIDING MEMBER.
Claim 2
Dependent Claim
97 words
A THREAD TWISTING APPARATUS COMPRISING A ROTATABLE BODY HAVING A THREAD PASSAGEWAY EXTENDING AXIALLY PART WAY THERETHROUGH, AN ELONGATED ENCIRCLING GUIDING MEMBER OF WEAR-RESISTANT MATERIAL HAVING A BORE THERETHROUGH, SAID MEMBER BEING RIGIDLY MOUNTED ON SAID BODY ADJACENT ONE END THEREOF AND SPACED FROM ONE END OF SAID PASSAGEWAY WITH ITS BORE AT AN ANGLE TO SAID PASSAGEWAY AND A SLEEVE ROTATING WITH SAID BODY AND FRICTIONALLY CONNECTED TO AND DEFINING WITH A PORTION OF SAID BODY A YARN PASSAGEWAY OF LARGE CROSS-SECTION BETWEEN SAID ONE END OF SAID PASSAGEWAY AND AN END OF SAID GUIDING MEMBER.
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |