Patent US2805967A successfully refreshed from Google Patents.
US2805967A
Expired / Lapsed
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Method and apparatus for cleaning members of an extracting machine
Assignee: T W MURPHY
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Filing: 1953-10-19
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Granted: 1957-09-10
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Expires: 1973-10-19
Abstract
No abstract record available.
Inventors
- 👤 Richard W Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:48
CPC Classifications
B; B65; B65G; B65G45/00; B65G45/10; B65G45/22
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
116 words
A CLEANING DEVICE FOR AN EXTRACTING MACHINE HAVING IN COMBINATION, A CONVEYOR COMPRISING AN UPPER ROTATABLE MEMBER, AN ENDLESS MEMBER RUNNING OVER SAID MEMBER, SPACED TRAYS SECURED TO SAID ENDLESS MEMBER, SAID TRAYS HAVING OPEN TOPS AND PERFORATED BOTTOMS, SAID ENDLESS MEMBER MOVING SAID TRAYS TO INVERTED POSITION AT THE TOP OF SAID ENDLESS MEMBER, A SPRAYING DEVICE ABOVE THE TOP OF SAID ENDLESS MEMBER AND TRAYS, MEANS FOR OPERATING SAID DEVICE FOR DIRECTING A SPRAY OF LIQUID AGAINST THE OUTER SIDE OF THE PERFORATED BOTTOM OF A TRAY WHILE IN AND ADJACENT SAID INVERTED POSITION AND MEANS FOR DIRECTING A SPRAY AGAINST THE INSIDE OF SAID TRAY WHEN A SHORT DISITANCE PAST SAID INVERTED POSITION.
Claim 2
Dependent Claim
116 words
A CLEANING DEVICE FOR AN EXTRACTING MACHINE HAVING IN COMBINATION, A CONVEYOR COMPRISING AN UPPER ROTATABLE MEMBER, AN ENDLESS MEMBER RUNNING OVER SAID MEMBER, SPACED TRAYS SECURED TO SAID ENDLESS MEMBER, SAID TRAYS HAVING OPEN TOPS AND PERFORATED BOTTOMS, SAID ENDLESS MEMBER MOVING SAID TRAYS TO INVERTED POSITION AT THE TOP OF SAID ENDLESS MEMBER, A SPRAYING DEVICE ABOVE THE TOP OF SAID ENDLESS MEMBER AND TRAYS, MEANS FOR OPERATING SAID DEVICE FOR DIRECTING A SPRAY OF LIQUID AGAINST THE OUTER SIDE OF THE PERFORATED BOTTOM OF A TRAY WHILE IN AND ADJACENT SAID INVERTED POSITION AND MEANS FOR DIRECTING A SPRAY AGAINST THE INSIDE OF SAID TRAY WHEN A SHORT DISITANCE PAST SAID INVERTED POSITION.
Claim 3
Independent Claim
102 words
THE METHOD OF CLEANING A MATERIAL CARRYING PERFORATED PIVOTALLY MOUNTED SWINGING TRAY OF AN EXTRACTING MACHINE INTO WHICH TRAY MATERIAL IS SUCCESSIVELY PLACED AND UPON WHICH A FLUID IS SPRAYED, SAID MATERIAL BEING THEN DISCHARGED WHILE SAID TRAY IS IN MOTION, WHICH CONSISTS IN DIRECTING A SPRAY OF FLUID AGAINST THE EXTERIOR OF THE PERFORATED PORTION OF SAID SUBSTANIALLY EMPTY TRAY, SUBSEQUENTLY SPRAYING FLUID AGAINST THE INNER SIDE OF SAID TRAY AT THE PERFORATED PORTION THEREOF AND WHILE IT HAS MOVED TO A DIFFERENT POSITION AND BETWEEN THE TIME SAID MATERIAL IS DISCHARGED FROM SAID TRAY AND AGAIN PLACED IN SAID TRAY.
Claim 4
Independent Claim
102 words
THE METHOD OF CLEANING A MATERIAL CARRYING PERFORATED PIVOTALLY MOUNTED SWINGING TRAY OF AN EXTRACTING MACHINE INTO WHICH TRAY MATERIAL IS SUCCESSIVELY PLACED AND UPON WHICH A FLUID IS SPRAYED, SAID MATERIAL BEING THEN DISCHARGED WHILE SAID TRAY IS IN MOTION, WHICH CONSISTS IN DIRECTING A SPRAY OF FLUID AGAINST THE EXTERIOR OF THE PERFORATED PORTION OF SAID SUBSTANIALLY EMPTY TRAY, SUBSEQUENTLY SPRAYING FLUID AGAINST THE INNER SIDE OF SAID TRAY AT THE PERFORATED PORTION THEREOF AND WHILE IT HAS MOVED TO A DIFFERENT POSITION AND BETWEEN THE TIME SAID MATERIAL IS DISCHARGED FROM SAID TRAY AND AGAIN PLACED IN SAID TRAY.
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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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |