US3090133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grain bin
Assignee: Unisys Corp
•
Filing: 1960-02-24
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Granted: 1963-05-21
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Expires: 1980-02-24
Abstract
No abstract record available.
Inventors
- 👤 Charles M Klinc
- 👤 Jr Harry J Hofmeister
- 👤 Jr William Hobbs
- 👤 Albert M Best
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:34
CPC Classifications
F; F26; F26B; F26B9/00; F26B9/06; F26B9/08; F26B9/082; F26B9/087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A GRAIN BIN COMPRISING A VERTIVCALLY EXTENDING PERFORATED AIR INLET WALL, A VERTICALLY EXTENDING PERFORATED AIR OUTLET WALL SPACED FROM SAID AIR INLET WALL, SAID WALLS CONFINING A COLUMN OF GRAIN THEREBETWEEN, A FIRST BOTTOM WALL EXTENDING DOWNWARDLY AND INWARDLY FROM SAID AIR INLET WALL, A SECOND BOTTOM WALL EXTENDING DOWNWARDLY AND INWARDLY FROM SAID AIR OUTLET WALL, SAID BOTTOM WALLS SUPPORTING SAID GRAIN COLUMN THEREABOVE AND DEFINING A DISCHARGE PASSAGE FOR WITHDRAWAL OF GRAIN FROM THE BOTTOM OF SAID COLUMN, AND A BAFFLE PLATE MOUNTED ABOVE FIRST BOTTOM WALL AND SPACED FROM SAID AIR INLET WALL, SAID BAFFLE PLATE EXTENDING DOWNWARDLY AND INWARDLY FROM ADJACENT SAID AIR INLET WALL IN THE SAME GENERAL INWARD DIRECTION AS SAID FIRST BOTTOM WALL AND CONVERGING DOWNWARDLY THEREWITH TO RETARD THE DOWNWARD MOVEMENT OF THAT PORTION OF THE GRAIN COLUMN OVERLYING SAID FIRST BOTTOM WALL WHEN GRAIN IS WITHDRAWN THROUGH SAID PASSAGE.
Claim 2
Dependent Claim
149 words
A GRAIN BIN COMPRISING A VERTIVCALLY EXTENDING PERFORATED AIR INLET WALL, A VERTICALLY EXTENDING PERFORATED AIR OUTLET WALL SPACED FROM SAID AIR INLET WALL, SAID WALLS CONFINING A COLUMN OF GRAIN THEREBETWEEN, A FIRST BOTTOM WALL EXTENDING DOWNWARDLY AND INWARDLY FROM SAID AIR INLET WALL, A SECOND BOTTOM WALL EXTENDING DOWNWARDLY AND INWARDLY FROM SAID AIR OUTLET WALL, SAID BOTTOM WALLS SUPPORTING SAID GRAIN COLUMN THEREABOVE AND DEFINING A DISCHARGE PASSAGE FOR WITHDRAWAL OF GRAIN FROM THE BOTTOM OF SAID COLUMN, AND A BAFFLE PLATE MOUNTED ABOVE FIRST BOTTOM WALL AND SPACED FROM SAID AIR INLET WALL, SAID BAFFLE PLATE EXTENDING DOWNWARDLY AND INWARDLY FROM ADJACENT SAID AIR INLET WALL IN THE SAME GENERAL INWARD DIRECTION AS SAID FIRST BOTTOM WALL AND CONVERGING DOWNWARDLY THEREWITH TO RETARD THE DOWNWARD MOVEMENT OF THAT PORTION OF THE GRAIN COLUMN OVERLYING SAID FIRST BOTTOM WALL WHEN GRAIN IS WITHDRAWN THROUGH SAID PASSAGE.
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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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |