US3095985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silo unloader conveyor structure
Assignee: Vandale Corp
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Filing: 1961-06-19
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Granted: 1963-07-02
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Floyd E Buschbom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:37
CPC Classifications
A; A01; A01F; A01F25/00; A01F25/16; A01F25/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A HOUSING FOR A BOOSTER IMPELLER FOR A SILO UNLOADER OR THE LIKE COMPRISING, A PAIR OF SIDE PANELS HAVING ONE END ADAPTED TO BE SECURED TO RECEIVE THE DISCHARGE OF A MAIN IMPELLER, AN ENLARGEMENT IN EACH OF SAID SIDE PANELS AND SPACED FROM SAID END AND ADAPTED TO PROVIDE SUITABLE PROFILES TO COVER THE SIDES OF A BOOSTER IMPELLER, EACH SIDE PANEL HAVING AN EDGE PORTION EXTENDING IN A DIRECTION THE PROJECTION OF WHICH WOULD BE TANGENT TO THE CIRCLE DESCRIBED BY THE BLADE TIPS OF A BOOSTER IMPELLER IN SAID HOUSING, EACH SIDE PANEL HAVING AN EDGE PORTION ADJACENT THERETO DIVERGING AWAY FROM SAID CIRCLE BEFORE THE TANGENTIALLY ORIENTED PORTION THEREOF REACHES SAID CIRCLE, AND A PANEL CONNECTING SAID SIDE PANELS AND FOLLOWING THE CONTOUR OF SAID TANGENTIAL AND DIVERGING ORIENTED PORTIONS OF SAID SIDE PANELS.
Claim 2
Dependent Claim
139 words
A HOUSING FOR A BOOSTER IMPELLER FOR A SILO UNLOADER OR THE LIKE COMPRISING, A PAIR OF SIDE PANELS HAVING ONE END ADAPTED TO BE SECURED TO RECEIVE THE DISCHARGE OF A MAIN IMPELLER, AN ENLARGEMENT IN EACH OF SAID SIDE PANELS AND SPACED FROM SAID END AND ADAPTED TO PROVIDE SUITABLE PROFILES TO COVER THE SIDES OF A BOOSTER IMPELLER, EACH SIDE PANEL HAVING AN EDGE PORTION EXTENDING IN A DIRECTION THE PROJECTION OF WHICH WOULD BE TANGENT TO THE CIRCLE DESCRIBED BY THE BLADE TIPS OF A BOOSTER IMPELLER IN SAID HOUSING, EACH SIDE PANEL HAVING AN EDGE PORTION ADJACENT THERETO DIVERGING AWAY FROM SAID CIRCLE BEFORE THE TANGENTIALLY ORIENTED PORTION THEREOF REACHES SAID CIRCLE, AND A PANEL CONNECTING SAID SIDE PANELS AND FOLLOWING THE CONTOUR OF SAID TANGENTIAL AND DIVERGING ORIENTED PORTIONS OF SAID SIDE PANELS.
References Cited (Backward Citations)
US2877907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |