US3274791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for ice machine
Assignee: Individual
•
Filing: 1965-07-01
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Granted: 1966-09-27
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Expires: 1985-07-01
Abstract
No abstract record available.
Inventors
- 👤 John H Edmisten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:34
CPC Classifications
F; F25; F25C; F25C5/00; F25C5/18; F25C5/182; F25C5/187; F25C1/00; F25C1/12; F25C1/14; F25C1/145; F25C1/147
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN AN ICE MACHINE HAVING A FREEZING SURFACE, MEANS FOR REFRIGERATING THE FREEZING SURFACE FOR THE FORMATION OF ICE THEREON, HARVESTING MEANS MOUNTED TO ENGAGE ICE UPON RELATIVE MOVEMENT BETWEEN THE SAME AND THE FREEZING SURFACE FOR REMOVING ICE FROM THE FREEZING SURFACE IN FLAKE FORM, MEANS FOR RECEIVING AND STORING FLAKE ICE DELIVERSED FROM THE HARVESTING MEANS, AND A CONTROL SYSTEM EFFECTIVE TO CONTROL THE CYCLING OF ICE PRODUCTION IN RESPONSE TO THE QUANTITY OF ICE IN SAID STORAGE MEANS TO PRODUCE ICE AS NEEDED TO REPLENISH THE QUANTITY STORED; THE COMBINATION THEREWITH OF MEANS FOR DELAYING THE INITIATION OF A CYCLE OF ICE PRODUCTION COMPRISING: ICE RECEIVING MEANS DISPOSED IN THE PATH OF DELIVERY OF FLAKE ICE FROM THE HARVESTING MEANS TO THE STORAGE
Claim 2
Dependent Claim
126 words
IN AN ICE MACHINE HAVING A FREEZING SURFACE, MEANS FOR REFRIGERATING THE FREEZING SURFACE FOR THE FORMATION OF ICE THEREON, HARVESTING MEANS MOUNTED TO ENGAGE ICE UPON RELATIVE MOVEMENT BETWEEN THE SAME AND THE FREEZING SURFACE FOR REMOVING ICE FROM THE FREEZING SURFACE IN FLAKE FORM, MEANS FOR RECEIVING AND STORING FLAKE ICE DELIVERSED FROM THE HARVESTING MEANS, AND A CONTROL SYSTEM EFFECTIVE TO CONTROL THE CYCLING OF ICE PRODUCTION IN RESPONSE TO THE QUANTITY OF ICE IN SAID STORAGE MEANS TO PRODUCE ICE AS NEEDED TO REPLENISH THE QUANTITY STORED; THE COMBINATION THEREWITH OF MEANS FOR DELAYING THE INITIATION OF A CYCLE OF ICE PRODUCTION COMPRISING: ICE RECEIVING MEANS DISPOSED IN THE PATH OF DELIVERY OF FLAKE ICE FROM THE HARVESTING MEANS TO THE STORAGE
References Cited (Backward Citations)
US2877632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |