US3137117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for moistening yarn while drawing and twisting
Assignee: Individual
•
Filing: 1962-01-22
•
Granted: 1964-06-16
•
Expires: 1982-01-22
Abstract
No abstract record available.
Inventors
- 👤 Cecchi Bruno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:17
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/30; D01H13/302
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
APPARATUS FOR MOISTENING ROVING WHILE DRAWING AND IMPARTING A FALSE TWIST THERETO, COMPRISING A STATIONARY SUPPORT, A PAIR OF ROTARY MEMBERS DISPOSED AXIALLY PARALLEL AND ROTATABLY CARRIED BY SAID SUPPORT, SAID MEMBERS BEING SPACED APART TO PERMIT PASSAGE OF A ROVING THEREBETWEEN IN A DIRECTION PARALLEL TO THE AXES OF SAID MEMBERS, SAID MEMBERS CARRYING ANNULAR ELEMENTS PROJECTING RADIALLY OUTWARDLY TOWARD EACH OTHER AND SLIGHTLY SPACED FROM EACH OTHER TO CONTACT AND TWIST THE ROVING AT PERIPHERIES OF SAID ELEMENTS, AT LEAST ONE OF SAID ELEMENTS BEING POROUS, AND LIQUID DELIVERY MEANS INSIDE OF AT LEAST ONE OF SAID MEMBERS CARRING SAID ONE ELEMENT, SAID ONE MEMBER BEING FORMED WITH PASSAGE MEANS FOR CONVEYING LIQUID FROM SAID LIQUID DELIVERY MEANS TO THE POROUS ELEMENT, WHEREBY MOISTURE IS SUPPLIED TO THE ROVING ONLY WHILE THE ROVING IS BEING TWISTED AND IS BEING DRAWN LENGTHWISE BETWEEN THE ANNULAR ELEMENTS.
Claim 2
Dependent Claim
147 words
APPARATUS FOR MOISTENING ROVING WHILE DRAWING AND IMPARTING A FALSE TWIST THERETO, COMPRISING A STATIONARY SUPPORT, A PAIR OF ROTARY MEMBERS DISPOSED AXIALLY PARALLEL AND ROTATABLY CARRIED BY SAID SUPPORT, SAID MEMBERS BEING SPACED APART TO PERMIT PASSAGE OF A ROVING THEREBETWEEN IN A DIRECTION PARALLEL TO THE AXES OF SAID MEMBERS, SAID MEMBERS CARRYING ANNULAR ELEMENTS PROJECTING RADIALLY OUTWARDLY TOWARD EACH OTHER AND SLIGHTLY SPACED FROM EACH OTHER TO CONTACT AND TWIST THE ROVING AT PERIPHERIES OF SAID ELEMENTS, AT LEAST ONE OF SAID ELEMENTS BEING POROUS, AND LIQUID DELIVERY MEANS INSIDE OF AT LEAST ONE OF SAID MEMBERS CARRING SAID ONE ELEMENT, SAID ONE MEMBER BEING FORMED WITH PASSAGE MEANS FOR CONVEYING LIQUID FROM SAID LIQUID DELIVERY MEANS TO THE POROUS ELEMENT, WHEREBY MOISTURE IS SUPPLIED TO THE ROVING ONLY WHILE THE ROVING IS BEING TWISTED AND IS BEING DRAWN LENGTHWISE BETWEEN THE ANNULAR ELEMENTS.
References Cited (Backward Citations)
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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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |