US3097452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casting coke knock-out and cleaning
Assignee: —
•
Filing: —
•
Granted: 1963-07-16
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Expires: 1980-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:07
CPC Classifications
B; B24; B24C; B24C9/00; B24C9/006; B22; B22D; B22D29/00; B22D29/001; B22D29/006; Y; Y02; Y02P; Y02P70/00; Y02P70/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
147 words
A MACHINE SYSTEM FOR SEQUENTIALLY KNOCKING OUT CORES AND HEAVY SURFACE DEBRIS FROM CASTINGS AND THEN FINISH-CLEANING THE SAME, SAID MACHINE COMPRISING A CASTING RECEIVING DEVICE ADAPTED TO TURN THE CASTING, A CENTRIFUGAL BLAST MACHINE ARRANGED TO BOMBARD THE CASTING AS IT IS TURNED, A FEED DEVICE DELIVERING BLAST MEDIA TO SAID BLAST MACHINE, A SEPARATOR RECEIVING DEBRIS AND SPENT BLAST MEDIA FALLING AWAY FROM SAID CASTING, SAID SEPARATOR HAVING A DEBRIS DISCHARGE AND A REUSABLE BLAST MEDIA DISCHARGE SEPARATE THEREFROM, SAID REUSABLE BLAST MEDIA DISCHARGE DELIVERING TO SAID FEED DEVICE, A BY-PASS CONDUIT CONVEYING OVERLOAD MATERIAL FROM SAID SEPARATOR TO A TEMPORARY STORAGE BIN, A FIRST VALVE CONTROLLING PASSAGE THROUGH SAID BY-PASS CONDUIT, A SECOND VALVE CONTROLLING DISCHARGE FROM SAID BIN FOR RECYCLING TO SAID SEPARATOR, SAID VALVES BEING OPERABLE SO AS TO INITIALLY DIVERT PASSAGE OF OVERLOAD DEBRIS FROM SAID SEPARATOR TO SAID BIN WHILE
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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |