US3122873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for manufacturing paper yarn
Assignee: Individual
•
Filing: 1962-11-01
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Granted: 1964-03-03
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Expires: 1982-11-01
Abstract
No abstract record available.
Inventors
- 👤 James N Lancaster
- 👤 Charles H Ponder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:55
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/02; D02G3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
IN AN APPARATUS FOR THE CONTINUOUS SLITTING AND TWISTING OF A PAPER WEB WHICH COMPRISES MEANS FOR SUPPORTING AND UNWINDING A ROLL OF PAPER, SLITTING MEANS FOR SEVERING SAID WEB INTO NARROW STRIPS OF PAPER, MEANS FOR MOISTENING THE STRIPS OF PAPER TO FACILITATE SHAPING AND TWISTING, AND MEANS FOR TWISTING SAID NARROW STRIPS; THE IMPROVEMENT COMPRISING MEANS FOR SHAPING THE STRIPS OF PAPER PRIOR TO TWISTING WHICH INCLUDES A SHAFT, MEANS FOR ROTATING SAID SHAFT AND A PAIR OF SPACED COLLARS FIXED TO SAID SHAFT FOR ROTATION, SAID COLLARS HAVING OPPOSED AXIALLY AND RADIALLY OUTWARDLY TAPERED FACES SUCH THAT THE LATERAL EDGES OF A STRIP OF PAPER PASSING OVER SAID ROLLER AS IT IS ROTATED WILL BE LIFTED FROM SAID ROLLER AND CURLED OUTWARDLY FROM SAID SHAFT, SAID SHAPING MEANS BEING POSITIONED TO RECEIVE THE SUBSTANTIALLY FLAT STRIPS FROM SAID MOISTENING MEANS AND ADJACENT SAID TWISTING MEANS SO THAT PAPER STRIP LEAVING SAID SHAPING MEANS DOES NOT BECOME FLAT AFTER SHAPING AND BEFORE TWISTING.
Claim 2
Dependent Claim
165 words
IN AN APPARATUS FOR THE CONTINUOUS SLITTING AND TWISTING OF A PAPER WEB WHICH COMPRISES MEANS FOR SUPPORTING AND UNWINDING A ROLL OF PAPER, SLITTING MEANS FOR SEVERING SAID WEB INTO NARROW STRIPS OF PAPER, MEANS FOR MOISTENING THE STRIPS OF PAPER TO FACILITATE SHAPING AND TWISTING, AND MEANS FOR TWISTING SAID NARROW STRIPS; THE IMPROVEMENT COMPRISING MEANS FOR SHAPING THE STRIPS OF PAPER PRIOR TO TWISTING WHICH INCLUDES A SHAFT, MEANS FOR ROTATING SAID SHAFT AND A PAIR OF SPACED COLLARS FIXED TO SAID SHAFT FOR ROTATION, SAID COLLARS HAVING OPPOSED AXIALLY AND RADIALLY OUTWARDLY TAPERED FACES SUCH THAT THE LATERAL EDGES OF A STRIP OF PAPER PASSING OVER SAID ROLLER AS IT IS ROTATED WILL BE LIFTED FROM SAID ROLLER AND CURLED OUTWARDLY FROM SAID SHAFT, SAID SHAPING MEANS BEING POSITIONED TO RECEIVE THE SUBSTANTIALLY FLAT STRIPS FROM SAID MOISTENING MEANS AND ADJACENT SAID TWISTING MEANS SO THAT PAPER STRIP LEAVING SAID SHAPING MEANS DOES NOT BECOME FLAT AFTER SHAPING AND BEFORE TWISTING.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |