US3216567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sorting apparatus
Assignee: Sphere Investments Ltd
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Filing: 1964-08-26
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Granted: 1965-11-09
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Expires: 1984-08-26
Abstract
No abstract record available.
Inventors
- 👤 Kelly Leonard
- 👤 Hutter James Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:29
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/36; B07C5/363; B07C5/365; B07C5/366; B07C5/34; B07C5/344; G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/043; G01R; G01R31/00; G01R31/12; G01R31/16; B07C2501/00; B07C2501/0018; B07C2501/0036; Y; Y10; Y10S; Y10S209/00; Y10S209/92; Y10S209/933
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
APPARATUS FOR SORTING BODIES OF MATERIAL MOVING THROUGH A SORTING ZONE, COMPRISING HANDLING MEANS FOR INTRODUCING BODIES OF MATERIAL INTO THE UPPER PART OF SAID SORTING ZONE FOR MOVEMENT THERETHROUGH UNDER THE INFLUENCE OF GRAVITY IN A PREDETERMINED PATH, AT LEAST A PAIR OF HIGH VOLTAGE ELECTRODES MOUNTED IN SAID SORTING ZONE HAVING TERMINATING DISCHARGE ENDS IN JUXTAPOSITION WITH SAID PATH AND HAVING A SPACING BETWEEN SAID ENDS PREVENTING OPEN PATHWAY CURRENT FLOW, CURRENT FLOW DETECTION MEANS CONNECTED TO SAID ELECTRODES RESPONSIVE TO A PREDETERMINED LEVEL OF IONIZING DISCHARGE CURRENT FLOW FOR DEVELOPING A SIGNAL WITH MOVEMENT OF A BODY OF MATERIAL ALONG SAID PATH PAST SAID ELECTRODES, REJECTION MEANS POSITIONED IN SAID SORTING ZONE BELOW SAID ELECTRODES HAVING A FIRST CONDITION WHERE BODIES ARE MOVED TO A FIRST PATH AND A SECOND CONDITION WHERE BODIES ARE MOVED TO A SECOND PATH, SAID REJECTION MEANS NORMALLY BEING IN SAID FIRST CONDITION, AND MEANS RESPONSIVE TO SAID SIGNAL FROM SAID DETECTION MEANS CONTROLLING SAID REJECTION MEANS.
Claim 2
Dependent Claim
165 words
APPARATUS FOR SORTING BODIES OF MATERIAL MOVING THROUGH A SORTING ZONE, COMPRISING HANDLING MEANS FOR INTRODUCING BODIES OF MATERIAL INTO THE UPPER PART OF SAID SORTING ZONE FOR MOVEMENT THERETHROUGH UNDER THE INFLUENCE OF GRAVITY IN A PREDETERMINED PATH, AT LEAST A PAIR OF HIGH VOLTAGE ELECTRODES MOUNTED IN SAID SORTING ZONE HAVING TERMINATING DISCHARGE ENDS IN JUXTAPOSITION WITH SAID PATH AND HAVING A SPACING BETWEEN SAID ENDS PREVENTING OPEN PATHWAY CURRENT FLOW, CURRENT FLOW DETECTION MEANS CONNECTED TO SAID ELECTRODES RESPONSIVE TO A PREDETERMINED LEVEL OF IONIZING DISCHARGE CURRENT FLOW FOR DEVELOPING A SIGNAL WITH MOVEMENT OF A BODY OF MATERIAL ALONG SAID PATH PAST SAID ELECTRODES, REJECTION MEANS POSITIONED IN SAID SORTING ZONE BELOW SAID ELECTRODES HAVING A FIRST CONDITION WHERE BODIES ARE MOVED TO A FIRST PATH AND A SECOND CONDITION WHERE BODIES ARE MOVED TO A SECOND PATH, SAID REJECTION MEANS NORMALLY BEING IN SAID FIRST CONDITION, AND MEANS RESPONSIVE TO SAID SIGNAL FROM SAID DETECTION MEANS CONTROLLING SAID REJECTION MEANS.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |