US3206811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold and core arrangement for casting hollow elongated bodies
Assignee: Individual
•
Filing: 1962-12-26
•
Granted: 1965-09-21
•
Expires: 1982-12-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas Bellsnyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:29
CPC Classifications
B; B22; B22D; B22D7/00; B22D7/06; B22D7/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A READY-TO-POUR MOLD AND CORE COMBINATION FOR CASTING ELONGATED HOLLOW BODIES COMPRISING: (A) A TWO-PART SAND-LINED MOLD HAVING A CAVITY THEREIN CORRESPONDING TO THE OUTER CONFIGURATION OF THE ELONGATED HOLLOW BODY TO BE CAST, (B) A CORE SUPPORTED AT ONE END IN THE CAVITY BY A METAL PIN PROJECTING FROM THE END OF THE CORE INTO OF THE PIN EXPOSED TO THE METAL TO BE POURED INTO THE CAVITY, (C) A BODY OF METAL FORMED ENTIRELY SEPARATELY FROM THE PIN CARRIED BY A PORTIN OF THE EXPOSED PART OF THE PIN AND OF A SIZE TO PROTECT THE EXPOSED PORTION OF THE PIN AND OF A SIZE TO PROTECT THE EXPOSED PORTION OF THE PIN AGAINST PREMATURE MELTING, (D) MEANS TO FILL THE CAVITY WITH MOLTN METAL FROM THE END THEREOF OPPOSITE THE EXPOSED PORTION OF THE PIN, AND (E) AND A RISER IN COMMUNICATION WITH THE CAVITY ADJACENT THE END THEREOF CONTAINING THE EXPOSED PORTION OF THE PIN.
Claim 2
Dependent Claim
159 words
A READY-TO-POUR MOLD AND CORE COMBINATION FOR CASTING ELONGATED HOLLOW BODIES COMPRISING: (A) A TWO-PART SAND-LINED MOLD HAVING A CAVITY THEREIN CORRESPONDING TO THE OUTER CONFIGURATION OF THE ELONGATED HOLLOW BODY TO BE CAST, (B) A CORE SUPPORTED AT ONE END IN THE CAVITY BY A METAL PIN PROJECTING FROM THE END OF THE CORE INTO OF THE PIN EXPOSED TO THE METAL TO BE POURED INTO THE CAVITY, (C) A BODY OF METAL FORMED ENTIRELY SEPARATELY FROM THE PIN CARRIED BY A PORTIN OF THE EXPOSED PART OF THE PIN AND OF A SIZE TO PROTECT THE EXPOSED PORTION OF THE PIN AND OF A SIZE TO PROTECT THE EXPOSED PORTION OF THE PIN AGAINST PREMATURE MELTING, (D) MEANS TO FILL THE CAVITY WITH MOLTN METAL FROM THE END THEREOF OPPOSITE THE EXPOSED PORTION OF THE PIN, AND (E) AND A RISER IN COMMUNICATION WITH THE CAVITY ADJACENT THE END THEREOF CONTAINING THE EXPOSED PORTION OF THE PIN.
References Cited (Backward Citations)
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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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |