US3229479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigeration machine including evaporator condenser structure
Assignee: MERCANTILE TEXAS CREDIT Corp
•
Filing: 1963-11-29
•
Granted: 1966-01-18
•
Expires: 1983-11-29
Abstract
No abstract record available.
Inventors
- 👤 Weller Peter Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:10
CPC Classifications
F; F25; F25B; F25B39/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
IN A REFRIGERATION MACHINE, A HORIZONTALLY DISPOSED ELONGATED HOLLOW SHELL, A LONGITUDINALLY EXTENDING HOLLOW PARTITION SUB-DIVIDING SAID SHELL INTO A SEPARATE AND DISTINCT UPPER REFRIGERANT EVAPORATOR COMPARTMENT AND A LOWER REFRIGERANT CONDENSER COMPARTMENT, SAID HOLLOW PARTITION BEING A SUBSTANTIALLY HORIZONTAL PLANE, SAID PARTITION HAVING OPENING MEANS ON THE LOWER PORTION THEREOF PROVIDING FLUID COMMUNICATION ONLY BETWEEN THE PARTITION INTERIOR AND THE CONDENSER COMPARTMENT, SAID EVAPORATOR AND CONDENSER COMPARTMENTS EACH HAVING PORTIONS DEFINED BY SAID SHELL, AND HEAT TRANSFER TUBES EXTENDING IN SAID EVAPORATOR AND CONDENSER COMPARTMENTS FOR CONDUCTING A
Claim 2
Dependent Claim
89 words
IN A REFRIGERATION MACHINE, A HORIZONTALLY DISPOSED ELONGATED HOLLOW SHELL, A LONGITUDINALLY EXTENDING HOLLOW PARTITION SUB-DIVIDING SAID SHELL INTO A SEPARATE AND DISTINCT UPPER REFRIGERANT EVAPORATOR COMPARTMENT AND A LOWER REFRIGERANT CONDENSER COMPARTMENT, SAID HOLLOW PARTITION BEING A SUBSTANTIALLY HORIZONTAL PLANE, SAID PARTITION HAVING OPENING MEANS ON THE LOWER PORTION THEREOF PROVIDING FLUID COMMUNICATION ONLY BETWEEN THE PARTITION INTERIOR AND THE CONDENSER COMPARTMENT, SAID EVAPORATOR AND CONDENSER COMPARTMENTS EACH HAVING PORTIONS DEFINED BY SAID SHELL, AND HEAT TRANSFER TUBES EXTENDING IN SAID EVAPORATOR AND CONDENSER COMPARTMENTS FOR CONDUCTING A
References Cited (Backward Citations)
US1719810A
Cited
US2830797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |