Patent US3319441A successfully refreshed from Google Patents.
US3319441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material treating apparatus
Assignee: ESTABLISHMENT FOR AUTOMATION
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Filing: 1963-11-12
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Granted: 1967-05-16
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Expires: 1983-11-12
Abstract
No abstract record available.
Inventors
- 👤 Fleissner Heinz
- 👤 Fleissner Gerold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:53
CPC Classifications
D; D06; D06B; D06B17/00; D06B17/02; D06B3/00; D06B3/02; Y; Y10; Y10S; Y10S68/00; Y10S68/902; Y10S68/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
MATERIAL TREATING APPARATUS COMPRISING, IN COMBINATION, A CONTAINER HAVING AN INLET AND AN OUTLET; RECIPROCALLY MOUNTED COMPACTING MEANS LOCATED AT LEAST IN PART IN SAID CONTAINER BETWEEN SAID INLET AND OUTLET THEREOF AND COMMUNICATING IN A SUBSTANTIALLY FLUID-TIGHT MANNER WITH THE INTERIOR OF SAID CONTAINER FOR COMPACTING MATERIAL THEREIN AND ADVANCING THE MATERIAL TOWARD SAID OUTLET TO PASS THERETHROUGH TO THE EXTERIOR OF SAID CONTAINER; FEEDING MEANS AT SAID INLET OF SAID CONTAINER FOR FEEDING INTO THE CONTAINER AND TOWARD SAID COMPACTING MEANS A LOOSE MATERIAL WHICH IS CAPABLE OF BEING COMPACTED BY SAID COMPACTING MEANS; MEANS AT SAID INLET FOR SUBSTANTIALLY PREVENTING COMMUNICATION BETWEEN THE INTERIOR AND EXTERIOR OF THE CONTAINER AT SAID INLET THEREOF; RETARDING MEANS AT SAID OUTLET OF SAID CONTAINER FOR RETARDING THE FLOW OF MATERIAL OUT OF SAID CONTAINER, WHEREBY THE MATERIAL IS IN RELATIVELY LOOSE CONDITION IN SAID CONTAINER BETWEEN SAID INLET THEREOF AND SAID COMPACTING MEANS AND IS IN A DENSE CONDITION BETWEEN SAID COMPACTING MEANS AND SAID OUTLET OF SAID CONTAINER; AND CONDUIT MEANS COMMUNI-
Claim 2
Dependent Claim
173 words
MATERIAL TREATING APPARATUS COMPRISING, IN COMBINATION, A CONTAINER HAVING AN INLET AND AN OUTLET; RECIPROCALLY MOUNTED COMPACTING MEANS LOCATED AT LEAST IN PART IN SAID CONTAINER BETWEEN SAID INLET AND OUTLET THEREOF AND COMMUNICATING IN A SUBSTANTIALLY FLUID-TIGHT MANNER WITH THE INTERIOR OF SAID CONTAINER FOR COMPACTING MATERIAL THEREIN AND ADVANCING THE MATERIAL TOWARD SAID OUTLET TO PASS THERETHROUGH TO THE EXTERIOR OF SAID CONTAINER; FEEDING MEANS AT SAID INLET OF SAID CONTAINER FOR FEEDING INTO THE CONTAINER AND TOWARD SAID COMPACTING MEANS A LOOSE MATERIAL WHICH IS CAPABLE OF BEING COMPACTED BY SAID COMPACTING MEANS; MEANS AT SAID INLET FOR SUBSTANTIALLY PREVENTING COMMUNICATION BETWEEN THE INTERIOR AND EXTERIOR OF THE CONTAINER AT SAID INLET THEREOF; RETARDING MEANS AT SAID OUTLET OF SAID CONTAINER FOR RETARDING THE FLOW OF MATERIAL OUT OF SAID CONTAINER, WHEREBY THE MATERIAL IS IN RELATIVELY LOOSE CONDITION IN SAID CONTAINER BETWEEN SAID INLET THEREOF AND SAID COMPACTING MEANS AND IS IN A DENSE CONDITION BETWEEN SAID COMPACTING MEANS AND SAID OUTLET OF SAID CONTAINER; AND CONDUIT MEANS COMMUNI-
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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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |