US3117735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for crushing solid products
Assignee: Preparation Industrielle des Combustibles SA
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Filing: 1961-08-04
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Granted: 1964-01-14
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Expires: 1981-08-04
Abstract
No abstract record available.
Inventors
- 👤 Fourey Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:48
CPC Classifications
B; B02; B02C; B02C4/00; B02C4/10; B02C4/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
192 words
A MATERIAL CRUSHING DEVICE OF THE CHARACTER DESCRIBED COMPRISING: (A) A CASING HAVING A FEED OPENING THEREIN; (B) UPPER AND LOWER CRUSHER MEANS POSITIONED IN SAID CASING; (C) EACH OF SAID CRUSHING MEANS INCLUDING A ROTOR AND A COOPERATING ANVIL PLATE WITH THE AXIS OF THE ROTORS BEING IN A SUBSTANTIAL VERTICAL PLANE, AND THE ANVIL PLATE OF THE UPPER CRUSHING MEANS BEING TO ONE SIDE OF THE VERTICAL PLANE AND THE ANVIL PLATE OF THE LOWER CRUSHING MEANS BEING TO THE OTHER SIDE OF THE VERTICAL PLANE; (D) THE ANVIL PLATE OF THE TOP CRUSHING MEANS HAVING ITS UPPER END PIVOTALLY MOUNTED AND ITS LOWER END ADJACENT THE ROTOR, AND WITH THE CURVATURE OF THE PLATE ADJACENT THE ROTOR BEING SUCH THAT MATERIAL EJECTED THEREFROM TRAVELS TANGENTIALLY ACROSS THE CASING; (E) THE ANVIL PLATE OF THE LOWER CRUSHING MEANS HAVING ITS UPPER END PIVOTALLY MOUNTED IN THE CASING ABOVE THE HIGHEST POINT OF THE LOWER ROTOR TO POSITION THE UPPER POSITION OF THE ANVIL PLATE IN THE FLOW OF MATERIAL FROM THE FIRST CRUSHING MEANS AND DIRECT IT DOWNWARDLY, THE LOWER END OF THE ANVIL PLATE BEING ADJACENT THE LOWER ROTOR.
Claim 2
Dependent Claim
192 words
A MATERIAL CRUSHING DEVICE OF THE CHARACTER DESCRIBED COMPRISING: (A) A CASING HAVING A FEED OPENING THEREIN; (B) UPPER AND LOWER CRUSHER MEANS POSITIONED IN SAID CASING; (C) EACH OF SAID CRUSHING MEANS INCLUDING A ROTOR AND A COOPERATING ANVIL PLATE WITH THE AXIS OF THE ROTORS BEING IN A SUBSTANTIAL VERTICAL PLANE, AND THE ANVIL PLATE OF THE UPPER CRUSHING MEANS BEING TO ONE SIDE OF THE VERTICAL PLANE AND THE ANVIL PLATE OF THE LOWER CRUSHING MEANS BEING TO THE OTHER SIDE OF THE VERTICAL PLANE; (D) THE ANVIL PLATE OF THE TOP CRUSHING MEANS HAVING ITS UPPER END PIVOTALLY MOUNTED AND ITS LOWER END ADJACENT THE ROTOR, AND WITH THE CURVATURE OF THE PLATE ADJACENT THE ROTOR BEING SUCH THAT MATERIAL EJECTED THEREFROM TRAVELS TANGENTIALLY ACROSS THE CASING; (E) THE ANVIL PLATE OF THE LOWER CRUSHING MEANS HAVING ITS UPPER END PIVOTALLY MOUNTED IN THE CASING ABOVE THE HIGHEST POINT OF THE LOWER ROTOR TO POSITION THE UPPER POSITION OF THE ANVIL PLATE IN THE FLOW OF MATERIAL FROM THE FIRST CRUSHING MEANS AND DIRECT IT DOWNWARDLY, THE LOWER END OF THE ANVIL PLATE BEING ADJACENT THE LOWER ROTOR.
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) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |