US3298905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tapered manifold type stock distributor for a papermaking machine
Assignee: Kimberly Clark Tissue Co
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Filing: 1964-05-14
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Granted: 1967-01-17
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Expires: 1984-05-14
Abstract
No abstract record available.
Inventors
- 👤 Aris C Spengos
- 👤 Richard B Kaiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:31
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/02; D21F1/024
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
APPARATUS FOR DEVELOPING IN A RELATIVELY WIDE CONDUIT FLUID FLOW HAVING A SUBSTANTAILLY UNIFORM VELOCITY PROFILE ACROSS THE WIDTH OF THE CONDUIT, COMPRISING A BOXLIKE BLENDING CHAMBER ASSOCIATED WITH SAID CONDUIT AND BEING CO-EXTENSIVED IN WIDTH THEREWITH, SAID BLENDING CHAMBER BEING DEFINED BY WALL MEANS INCLUDING TOP AND BOTTOM WALLS, SIDE WALLS AND AN END WALL, AND A PLURALITY OF LATERALS COMMUNICATING THROUGH ONE OF SAID TOP OR BOTTOM WALLS FOR ADMITTING FLUID TO SAID BLENDING CHAMBER, THE CENTER LINES OF SAID LATERALS BEING SUBSTANTIALLY PARALLEL AND ARRANGED IN A PLANE CLOSEL SPACED FROM SAID END WALL, AND THE RATIO OF THE FLOW AREA IN SAID BLENDING CHAMBER BETWEEN CENTER LINES OF ADJACENT LATERALS MEASURED IN SAID CENTER LINS PLANE TO THE FLOW AREA IN EACH OF SAID LATERALS BEING IN THE RANGE OF FROM ABOUT 1.1 TO ABOUT 1.7.
Claim 2
Dependent Claim
140 words
APPARATUS FOR DEVELOPING IN A RELATIVELY WIDE CONDUIT FLUID FLOW HAVING A SUBSTANTAILLY UNIFORM VELOCITY PROFILE ACROSS THE WIDTH OF THE CONDUIT, COMPRISING A BOXLIKE BLENDING CHAMBER ASSOCIATED WITH SAID CONDUIT AND BEING CO-EXTENSIVED IN WIDTH THEREWITH, SAID BLENDING CHAMBER BEING DEFINED BY WALL MEANS INCLUDING TOP AND BOTTOM WALLS, SIDE WALLS AND AN END WALL, AND A PLURALITY OF LATERALS COMMUNICATING THROUGH ONE OF SAID TOP OR BOTTOM WALLS FOR ADMITTING FLUID TO SAID BLENDING CHAMBER, THE CENTER LINES OF SAID LATERALS BEING SUBSTANTIALLY PARALLEL AND ARRANGED IN A PLANE CLOSEL SPACED FROM SAID END WALL, AND THE RATIO OF THE FLOW AREA IN SAID BLENDING CHAMBER BETWEEN CENTER LINES OF ADJACENT LATERALS MEASURED IN SAID CENTER LINS PLANE TO THE FLOW AREA IN EACH OF SAID LATERALS BEING IN THE RANGE OF FROM ABOUT 1.1 TO ABOUT 1.7.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |