Patent US4061928A successfully refreshed from Google Patents.
US3343383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing apparatus
Assignee: Monsanto Co
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Filing: 1966-12-29
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Granted: 1967-09-26
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Expires: 1986-12-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Ernest A Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:26
CPC Classifications
D; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
318 words
APPARATUS FOR TREATING A MOVING STRAND; COMPRIS ING AN INLET STAGE FOR INTRODUCING A TREATING MEDIUM TO THE APPARATUS; A TREATING STAGE CONNECTED TO THE INLET STAGE AND AN OUTLET STAGE CONNECTED TO THE TREATING STAGE FOR CONDUCTING THE TREATING MEDIUM FROM THE APPARATUS; SAID TREATING STAGE HAVING AN UPPER PORTION, A LOWER PORTION AND SIDE WALLS; SAID UPPER AND LOWER PORTION AND SIDE WALLS FORMING A CHAMBER THROUGH WHICH THE TREATING MEDIUM AND THE STRAND PASS; SAID CHAMBER HAVING A WIDTH SLIGHTLY GREATER THAN THE WIDTH OF SAID STRAND; SAID UPPER PORTION EXTENDING UPWARD FROM AN UPPER HORIZONTAL PLANE; SAID LOWER PORTION EXTENDING DOWNWARD FROM A LOWER HORIZONTAL PLANE; SAID PLANES BEING SPACED APART A DISTANCE A; SAID UPPER PORTION HAVING A FIRST FLAT SURFACE LYING IN SAID UPPER PLANE AND EXTENDING DOWNSTREAM FROM THE ENTRANCE END OF SAID TREATING DOWNSTREAM FROM UPPER PORTION HAVING A SECOND FLAT SURFACE CONNECTED TO THE FIRST FLAT SURFACE AND EXTENDING UPWARD AND DOWNSTREAM THEREFROM; SAID SECOND FLAT SURFACE BEING POSITIONED AT AN ANGLE * TO SAID UPPER PLANE; SAID SECOND FLAT SURFACE EXTENDING DOWNSTREAM A DISTANCE M; AND UPPER PORTION ALSO HAVING A CONCAVE CYLINDRICAL SURFACE EXTENDING LATERALLY THEREACROSS; SAID CYLINDRICAL SURFACE HAVING A RADIUS R, THE DOWNSTREAM EXTREMITY OF SAID CYLINDRICAL SURFACE IN A SHARP EDGE LYING IN SAID UPPER PLANE; THE AXIS OF SAID CYLINDRICAL SURFACE LYING IN SAID UPPER PLANE; SAID AXIS BEING SPACED DOWNSTREAM FROM THE ENTRANCE END OF SAID TREATING STAGE A DISTANCE N; SAID UPPER PORTION ALSO HAVING A THIRD FLAT SURFACE TANGENT TO SAID CYLINDRICAL SURFACE AND EXTENDING UPSTREAM AT AN ANGLE A RELATIVE TO SAID UPPER PLANE; SAID UPPER PORTION ALSO HAVING A CONVEX ARCUATE SURFACE LEADING FROM THE DOWNSTREAM END OF SAID SECOND FLAT SURFACE TO THE UPSTREAM END OF SAID FLAT SURFACE; SAID ARCUAT SURFACE BEING TANGENT TO SAID SECOND AND THIRD FLAT SURFACES AND HAVING A RADIUS R''; WHEREIN
Claim 2
Dependent Claim
318 words
APPARATUS FOR TREATING A MOVING STRAND; COMPRIS ING AN INLET STAGE FOR INTRODUCING A TREATING MEDIUM TO THE APPARATUS; A TREATING STAGE CONNECTED TO THE INLET STAGE AND AN OUTLET STAGE CONNECTED TO THE TREATING STAGE FOR CONDUCTING THE TREATING MEDIUM FROM THE APPARATUS; SAID TREATING STAGE HAVING AN UPPER PORTION, A LOWER PORTION AND SIDE WALLS; SAID UPPER AND LOWER PORTION AND SIDE WALLS FORMING A CHAMBER THROUGH WHICH THE TREATING MEDIUM AND THE STRAND PASS; SAID CHAMBER HAVING A WIDTH SLIGHTLY GREATER THAN THE WIDTH OF SAID STRAND; SAID UPPER PORTION EXTENDING UPWARD FROM AN UPPER HORIZONTAL PLANE; SAID LOWER PORTION EXTENDING DOWNWARD FROM A LOWER HORIZONTAL PLANE; SAID PLANES BEING SPACED APART A DISTANCE A; SAID UPPER PORTION HAVING A FIRST FLAT SURFACE LYING IN SAID UPPER PLANE AND EXTENDING DOWNSTREAM FROM THE ENTRANCE END OF SAID TREATING DOWNSTREAM FROM UPPER PORTION HAVING A SECOND FLAT SURFACE CONNECTED TO THE FIRST FLAT SURFACE AND EXTENDING UPWARD AND DOWNSTREAM THEREFROM; SAID SECOND FLAT SURFACE BEING POSITIONED AT AN ANGLE * TO SAID UPPER PLANE; SAID SECOND FLAT SURFACE EXTENDING DOWNSTREAM A DISTANCE M; AND UPPER PORTION ALSO HAVING A CONCAVE CYLINDRICAL SURFACE EXTENDING LATERALLY THEREACROSS; SAID CYLINDRICAL SURFACE HAVING A RADIUS R, THE DOWNSTREAM EXTREMITY OF SAID CYLINDRICAL SURFACE IN A SHARP EDGE LYING IN SAID UPPER PLANE; THE AXIS OF SAID CYLINDRICAL SURFACE LYING IN SAID UPPER PLANE; SAID AXIS BEING SPACED DOWNSTREAM FROM THE ENTRANCE END OF SAID TREATING STAGE A DISTANCE N; SAID UPPER PORTION ALSO HAVING A THIRD FLAT SURFACE TANGENT TO SAID CYLINDRICAL SURFACE AND EXTENDING UPSTREAM AT AN ANGLE A RELATIVE TO SAID UPPER PLANE; SAID UPPER PORTION ALSO HAVING A CONVEX ARCUATE SURFACE LEADING FROM THE DOWNSTREAM END OF SAID SECOND FLAT SURFACE TO THE UPSTREAM END OF SAID FLAT SURFACE; SAID ARCUAT SURFACE BEING TANGENT TO SAID SECOND AND THIRD FLAT SURFACES AND HAVING A RADIUS R''; WHEREIN
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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |