US3247677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the operation of an ice making machine
Assignee: Individual
•
Filing: 1964-01-23
•
Granted: 1966-04-26
•
Expires: 1984-01-23
Abstract
No abstract record available.
Inventors
- 👤 Clarence I Bussell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:09
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/04; F25C1/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85954
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
AN ICE MAKING MACHINE OF THE CLASS HAVING A TUBULAR MEMBER OF SUBSTANTIALLY CONSTANT CROSS SECTION, MEANS FOR PUMPING WATER THROUGH SAID TUBULAR MEMBER, MEANS FOR CIRCULATING A REFRIGERANT IN CONTACT WITH AN ICE MAKING ZONE OF SAID TUBULAR MEMBER, COOLING MEANS FOR REDUCING THE TEMPERATURE OF SAID REFRIGERANT BELOW THE FREEZING POINT WATER WHEREBY CIRCULATION OF SAID COOLED REFRIGERANT IN CONTACT WITH THE TUBULAR MEMBER FORM ICE WITHIN SAID ICE MAKING ZONE OF SAID TUBULAR MEMBER AND BYPASS MEANS FOR BYPASSING THE COOLING MEANS WHEN IT IS DESIRED TO SUBJECT SAID TUBULAR MEMBER TO REFRIGERANT AT A TEMPERATURE IN EXCESS OF THE FREEZING POINT OF WATER TO FREE THE ICE FORMED WITHIN THE ICE MAKING ZONE OF SAID TUBULAR MEMBER FROM SAID TUBULAR MEMBER THAT COMPRISES A WATER CABINET FOR RECEIVING WATER FLOWING FROM SAID TUBULAR MEMBER, FIRST SWITCH MEANS EFFECTIVE RESPONSIVE TO THE WATER IN SAID WATER CABINET BEING LESS THAN A FIRST PREDETERMINED LEVEL FOR ACTUATING SAID BYPASS MEANS, SAID WATER CABINET INCLUDING AT LEAST ONE OPENING POSITIONED BELOW SAID FIRST PREDETERMIND LEVEL FOR DISCHARGING WATER FROM SAID WATER CABINET AT A RATE GREATER THAN THE RATE OF FLOW OF WATER INTO WATER CABINET FROM SAID
Claim 2
Dependent Claim
199 words
AN ICE MAKING MACHINE OF THE CLASS HAVING A TUBULAR MEMBER OF SUBSTANTIALLY CONSTANT CROSS SECTION, MEANS FOR PUMPING WATER THROUGH SAID TUBULAR MEMBER, MEANS FOR CIRCULATING A REFRIGERANT IN CONTACT WITH AN ICE MAKING ZONE OF SAID TUBULAR MEMBER, COOLING MEANS FOR REDUCING THE TEMPERATURE OF SAID REFRIGERANT BELOW THE FREEZING POINT WATER WHEREBY CIRCULATION OF SAID COOLED REFRIGERANT IN CONTACT WITH THE TUBULAR MEMBER FORM ICE WITHIN SAID ICE MAKING ZONE OF SAID TUBULAR MEMBER AND BYPASS MEANS FOR BYPASSING THE COOLING MEANS WHEN IT IS DESIRED TO SUBJECT SAID TUBULAR MEMBER TO REFRIGERANT AT A TEMPERATURE IN EXCESS OF THE FREEZING POINT OF WATER TO FREE THE ICE FORMED WITHIN THE ICE MAKING ZONE OF SAID TUBULAR MEMBER FROM SAID TUBULAR MEMBER THAT COMPRISES A WATER CABINET FOR RECEIVING WATER FLOWING FROM SAID TUBULAR MEMBER, FIRST SWITCH MEANS EFFECTIVE RESPONSIVE TO THE WATER IN SAID WATER CABINET BEING LESS THAN A FIRST PREDETERMINED LEVEL FOR ACTUATING SAID BYPASS MEANS, SAID WATER CABINET INCLUDING AT LEAST ONE OPENING POSITIONED BELOW SAID FIRST PREDETERMIND LEVEL FOR DISCHARGING WATER FROM SAID WATER CABINET AT A RATE GREATER THAN THE RATE OF FLOW OF WATER INTO WATER CABINET FROM SAID
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |