Patent US3139740A successfully refreshed from Google Patents.
US3139740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auger type ice chip making machine
Assignee: Individual
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Filing: 1962-04-30
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Granted: 1964-07-07
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Expires: 1982-04-30
Abstract
No abstract record available.
Inventors
- 👤 Michael J Swatsick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:10
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/12; F25C1/14; F25C1/145; F25C1/147; F25C5/00; F25C5/14; F25C5/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
AN ICE CHIP MAKING MACHINE COMPRISING STRUCTURE DEFINING A FREEZING CHAMBER AND AN ICE-RECEIVING COMPARTMENT LOCATED THEREABOVE, A SHAFT MOUNTED IN SAID FREEZING CHAMBER, MEANS FOR ROTATING SAID SHAFT, A HELICAL AUGER BLADE PROVIDED ON SAID SHAFT FOR CONVEYING A FREEZING MASS THROUGH SAID CHAMBER INTO SAID ICE-RECEIVING COMPARTMENT, AND AN ICE-COMPRESSING AND CRUSHING MEMBER SPACEDLY MOUNTED ABOVE SAID AUGER BLADE AND DEFINING THE UPPER END OF SAID ICE-RECEIVING COMPARTMENT FOR COMPRESSING A FREEZING MASS DELIVERED THEREAGAINST BY SAID BLADE, SAID ICE-COMPRESSING AND CRUSHING MEMBER HAVING A DOWNWARDLY DIRECTED SPIRAL OF GREATER THAN ONE HUNDRED AND EIGHTY DEGREES FORMED ON ITS UNDER-SURFACE, SAID ICE-COMPRESSING AND CRUSHING MEMBER ALSO HAVING A VERTICAL ICE-DEFLECTING SURFACE EXTENDING DOWNWARDLY FROM THE UPPER END OF THE SAID SPIRAL.
Claim 2
Dependent Claim
123 words
AN ICE CHIP MAKING MACHINE COMPRISING STRUCTURE DEFINING A FREEZING CHAMBER AND AN ICE-RECEIVING COMPARTMENT LOCATED THEREABOVE, A SHAFT MOUNTED IN SAID FREEZING CHAMBER, MEANS FOR ROTATING SAID SHAFT, A HELICAL AUGER BLADE PROVIDED ON SAID SHAFT FOR CONVEYING A FREEZING MASS THROUGH SAID CHAMBER INTO SAID ICE-RECEIVING COMPARTMENT, AND AN ICE-COMPRESSING AND CRUSHING MEMBER SPACEDLY MOUNTED ABOVE SAID AUGER BLADE AND DEFINING THE UPPER END OF SAID ICE-RECEIVING COMPARTMENT FOR COMPRESSING A FREEZING MASS DELIVERED THEREAGAINST BY SAID BLADE, SAID ICE-COMPRESSING AND CRUSHING MEMBER HAVING A DOWNWARDLY DIRECTED SPIRAL OF GREATER THAN ONE HUNDRED AND EIGHTY DEGREES FORMED ON ITS UNDER-SURFACE, SAID ICE-COMPRESSING AND CRUSHING MEMBER ALSO HAVING A VERTICAL ICE-DEFLECTING SURFACE EXTENDING DOWNWARDLY FROM THE UPPER END OF THE SAID SPIRAL.
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) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |