US3120680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold selector valve
Assignee: Phillips Petroleum Co
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Filing: 1961-01-03
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Granted: 1964-02-11
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Expires: 1981-01-03
Abstract
No abstract record available.
Inventors
- 👤 Villasana Armando
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:36
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/27; B29C45/2701; B29C45/2703; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86509; Y10T137/86517; Y10T137/86533; Y10T137/86831
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN A MOLD FOR MOLDING ARTICLES FROM A HARDENABLE MOLTEN MATERIAL, WHEREIN A SINGLE SPRUE PASSAGE EXTENDS THROUGH A CAVITY PLATE FROM AN EXPOSED PORTION OF SAID MOLD AND COMMUNICATES WITH A PLURALITY OF CAVITIES IN SAID PLATE THROUGH A PLURALITY OF RADIALLY EXTENDING CHANNEL MEANS, THE IMPROVEMENT COMPRISING A CHANNEL SELECTOR VALVE COMPRISING A RING MEMBER ROTATABLY DISPOSED IN AN ANNULAR RECESS BETWEEN SAID SPRUE PASSAGE AND SAID CAVITIES, SAID RING MEMBER BEING PROVIDED WITH A PLURALITY OF VALVE CHANNELS EXTENDING RADIALLY, WITH RESPECT TO SAID SPRUE PASSAGE, ACROSS SAID RING AT PREDETERMINED SPACED INTERVALS SUCH THAT SAID RING CAN BE ADJUSTABLY ROTATED TO PLACE FROM ONE TO ALL OF SAID VALVE CHANNELS IN COMMUNICATION WITH FROM ONE TO ALL OF SAID CHANNEL MEANS, RESPECTIVELY, AND THUS PLACE SAID SPRUE PASSAGE IN COMMUNICATION WITH FROM ONE TO ALL OF SAID CAVITIES.
Claim 2
Dependent Claim
142 words
IN A MOLD FOR MOLDING ARTICLES FROM A HARDENABLE MOLTEN MATERIAL, WHEREIN A SINGLE SPRUE PASSAGE EXTENDS THROUGH A CAVITY PLATE FROM AN EXPOSED PORTION OF SAID MOLD AND COMMUNICATES WITH A PLURALITY OF CAVITIES IN SAID PLATE THROUGH A PLURALITY OF RADIALLY EXTENDING CHANNEL MEANS, THE IMPROVEMENT COMPRISING A CHANNEL SELECTOR VALVE COMPRISING A RING MEMBER ROTATABLY DISPOSED IN AN ANNULAR RECESS BETWEEN SAID SPRUE PASSAGE AND SAID CAVITIES, SAID RING MEMBER BEING PROVIDED WITH A PLURALITY OF VALVE CHANNELS EXTENDING RADIALLY, WITH RESPECT TO SAID SPRUE PASSAGE, ACROSS SAID RING AT PREDETERMINED SPACED INTERVALS SUCH THAT SAID RING CAN BE ADJUSTABLY ROTATED TO PLACE FROM ONE TO ALL OF SAID VALVE CHANNELS IN COMMUNICATION WITH FROM ONE TO ALL OF SAID CHANNEL MEANS, RESPECTIVELY, AND THUS PLACE SAID SPRUE PASSAGE IN COMMUNICATION WITH FROM ONE TO ALL OF SAID CAVITIES.
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) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |