Patent US3341947A successfully refreshed from Google Patents.
Patent US3283526A successfully refreshed from Google Patents.
US3283526A
Expired / Lapsed
US
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Ice maker control apparatus
Assignee: Honeywell Inc
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Filing: 1964-10-20
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Granted: 1966-11-08
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Expires: 1984-10-20
Abstract
No abstract record available.
Inventors
- 👤 Boeuf Charles E Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:49
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/04; F25C2305/00; F25C2305/022; F25C2305/0221
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN A CONTROL SYSTEM FOR CONTROLLING ICE CUBE MAKING APPARATUS HAVING A REFRIGERATION APPARATUS WITH A HEAT EXCHANGER FOR REMOVING HEAT FROM A CUBE FORMING TRAY, BRIDGE CIRCUIT MEANS HAVING A FIRST AND SECOND ADJACENT LEGS AND HAVING AN OUTPUT AND AN INPUT CIRCUIT, CIRCUIT MEANS ADAPTED TO CONNECT SAID OUTPUT CIRCUIT TO SAID REFRIGERATION APPARATUS, FIRST AND SECOND TEMPERATURE RESPONSIVE IMPEDANCE MEANS, ELECTRICAL MEANS CONNECTING SAID FIRST AND SECOND MEANS TO SAID INPUT CIRCUIT TO BE IN SAID ADJACENT LEGS IN OPPOSITION, SAID FIRST AND SECOND MEANS BEING ADAPTED TO BE MOUNTED BETWEEN SAID TRAY AND SAID HEAT EXCHANGER TO RESPOND TO A DIFFERENTIAL TEMPERATURE INDICATIVE OF HEAT FLOW BETWEEN SAID TRAY AND THE HEAT EXCHANGER WHEREBY UPON A DECREASE IN THE TEMPERATURE DIFFERENTIAL TO A PREDETERMINED VALUE SAID OUTPUT TERMINATES THE OPERATION OF THE REFRIGERATION APPARATUS.
Claim 2
Dependent Claim
138 words
IN A CONTROL SYSTEM FOR CONTROLLING ICE CUBE MAKING APPARATUS HAVING A REFRIGERATION APPARATUS WITH A HEAT EXCHANGER FOR REMOVING HEAT FROM A CUBE FORMING TRAY, BRIDGE CIRCUIT MEANS HAVING A FIRST AND SECOND ADJACENT LEGS AND HAVING AN OUTPUT AND AN INPUT CIRCUIT, CIRCUIT MEANS ADAPTED TO CONNECT SAID OUTPUT CIRCUIT TO SAID REFRIGERATION APPARATUS, FIRST AND SECOND TEMPERATURE RESPONSIVE IMPEDANCE MEANS, ELECTRICAL MEANS CONNECTING SAID FIRST AND SECOND MEANS TO SAID INPUT CIRCUIT TO BE IN SAID ADJACENT LEGS IN OPPOSITION, SAID FIRST AND SECOND MEANS BEING ADAPTED TO BE MOUNTED BETWEEN SAID TRAY AND SAID HEAT EXCHANGER TO RESPOND TO A DIFFERENTIAL TEMPERATURE INDICATIVE OF HEAT FLOW BETWEEN SAID TRAY AND THE HEAT EXCHANGER WHEREBY UPON A DECREASE IN THE TEMPERATURE DIFFERENTIAL TO A PREDETERMINED VALUE SAID OUTPUT TERMINATES THE OPERATION OF THE REFRIGERATION APPARATUS.
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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |