US3235232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material agitator device and method of agitation
Assignee: Black Sivalls and Bryson Inc
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Filing: 1964-04-27
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Granted: 1966-02-15
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Expires: 1984-04-27
Abstract
No abstract record available.
Inventors
- 👤 William J Conover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:14
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/02; E02B3/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A MATERIAL AGITATOR DEVICE FOR USE IN A TROUGH CONTAINING A FLUID IN A SEMI-SOLID STATE AND FLOWING NORMALLY IN ONE DIRECTION, THE DEVICE COMPRISING IN COMBINATION: PARTITION MEANS ENGAGEABLE WITH THE WALLS OF THE TROUGH AND EXTENDED ABOVE THE FLUID SURFACE, SAID PARTITION MEANS FORMING A DAM AGAINST THE FLOW OF THE FLUID THEREBY AND THEREOVER; HOLLOW TUBULAR MEANS SECURED TO SAID PARTITION MEANS IN A NORMALLY UPRIGHT POSITION, SAID TUBULAR MEANS HAVING A PAIR OF OPENINGS FORMED OPPOSITELY THEREIN AND NORMALLY BELOW THE LEVEL OF THE FLUID; AND PROPELLER MEANS ROTATABLY MOUNTED IN SAID TUBULAR MEANS AND OPERABLE IN RESPONSE TO ROTATION TO DRAW THE FLUID INTO SAID TUBULAR MEANS THROUGH ONE OPENING, AND TO FORCE THE FLUID OUTWARDLY THROUGH THE OPPOSITE OPENING.
Claim 2
Dependent Claim
125 words
A MATERIAL AGITATOR DEVICE FOR USE IN A TROUGH CONTAINING A FLUID IN A SEMI-SOLID STATE AND FLOWING NORMALLY IN ONE DIRECTION, THE DEVICE COMPRISING IN COMBINATION: PARTITION MEANS ENGAGEABLE WITH THE WALLS OF THE TROUGH AND EXTENDED ABOVE THE FLUID SURFACE, SAID PARTITION MEANS FORMING A DAM AGAINST THE FLOW OF THE FLUID THEREBY AND THEREOVER; HOLLOW TUBULAR MEANS SECURED TO SAID PARTITION MEANS IN A NORMALLY UPRIGHT POSITION, SAID TUBULAR MEANS HAVING A PAIR OF OPENINGS FORMED OPPOSITELY THEREIN AND NORMALLY BELOW THE LEVEL OF THE FLUID; AND PROPELLER MEANS ROTATABLY MOUNTED IN SAID TUBULAR MEANS AND OPERABLE IN RESPONSE TO ROTATION TO DRAW THE FLUID INTO SAID TUBULAR MEANS THROUGH ONE OPENING, AND TO FORCE THE FLUID OUTWARDLY THROUGH THE OPPOSITE OPENING.
References Cited (Backward Citations)
CH200954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |