Patent US3217546A successfully refreshed from Google Patents.
US3217546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic grain sampling device
Assignee: GUSTAFSON Mfg Co
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Filing: 1963-11-05
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Granted: 1965-11-16
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Expires: 1983-11-05
Abstract
No abstract record available.
Inventors
- 👤 Ray R Cordell
- 👤 Wayne F Gustafson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:39
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
AN AUTOMATIC SAMPLING DEVICE COMPRISING, (A) A SAMPLING TUBE, (B) MEANS MOUNTING THE SAMPLING TUBE AND ADAPTED TO BE POSITIONED IN A CONVEYING TUBE SUCH THAT THE SAMPLING TUBE EXTENDS THERETHROUGH, (C) A SLOT IN SAID SAMPLING TUBE POSITIONED IN THE CONVEYING TUBE WHEN THE SAMPLING TUBE IS POSITIONED IN THE CONVEYING TUBE, SAID SAMPLING TUBE HAVING A DISCHARGE OPENING THEREIN REMOTE FROM SAID SLOT, (D) AN AUGER POSITIONED IN SAID SAMPLING TUBE AND JOURNALLED THEREIN, (E) MEANS JOURNALLING SAID SAMPLING TUBE IN SAID MOUNTING MEANS FOR ROTATION ABOUT AN AXIS COINCIDENT WITH THE AXIS OF ROTATION OF THE AUGER, (F) A MOTOR MOUNTED ON SAID MOUNTING MEANS AND CONNECTED TO SAID AUGER TO ROTATE SAID AUGER WITHIN SAID SAMPLING TUBE, (G) CLUTCH MEANS CONNECTED TO SAID MOTOR AND SAID SAMPLING TUBE TO CAUSE SAID SAMPLING TUBE TO BE ROTATED THROUGH SAID MOTOR, (H) ELECTRO-MAGNETIC MEANS FOR COUPLING SAID SAMPLING TUBE TO SAID MOTOR THROUGH SAID CLUTCH MEANS, (I) AND CONTROL MEANS CONNECTED TO SAID MOTOR AND SAID ELECTRO-MAGNETIC MEANS FOR CONTROLLABLY ENERGIZING THE SAME.
Claim 2
Dependent Claim
175 words
AN AUTOMATIC SAMPLING DEVICE COMPRISING, (A) A SAMPLING TUBE, (B) MEANS MOUNTING THE SAMPLING TUBE AND ADAPTED TO BE POSITIONED IN A CONVEYING TUBE SUCH THAT THE SAMPLING TUBE EXTENDS THERETHROUGH, (C) A SLOT IN SAID SAMPLING TUBE POSITIONED IN THE CONVEYING TUBE WHEN THE SAMPLING TUBE IS POSITIONED IN THE CONVEYING TUBE, SAID SAMPLING TUBE HAVING A DISCHARGE OPENING THEREIN REMOTE FROM SAID SLOT, (D) AN AUGER POSITIONED IN SAID SAMPLING TUBE AND JOURNALLED THEREIN, (E) MEANS JOURNALLING SAID SAMPLING TUBE IN SAID MOUNTING MEANS FOR ROTATION ABOUT AN AXIS COINCIDENT WITH THE AXIS OF ROTATION OF THE AUGER, (F) A MOTOR MOUNTED ON SAID MOUNTING MEANS AND CONNECTED TO SAID AUGER TO ROTATE SAID AUGER WITHIN SAID SAMPLING TUBE, (G) CLUTCH MEANS CONNECTED TO SAID MOTOR AND SAID SAMPLING TUBE TO CAUSE SAID SAMPLING TUBE TO BE ROTATED THROUGH SAID MOTOR, (H) ELECTRO-MAGNETIC MEANS FOR COUPLING SAID SAMPLING TUBE TO SAID MOTOR THROUGH SAID CLUTCH MEANS, (I) AND CONTROL MEANS CONNECTED TO SAID MOTOR AND SAID ELECTRO-MAGNETIC MEANS FOR CONTROLLABLY ENERGIZING THE SAME.
References Cited (Backward Citations)
US1448758A
Cited
US3060746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |