US3079770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air flow through refrigerator cabinet machine compartment
Assignee: Motors Liquidation Co
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Filing: 1961-12-21
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Granted: 1963-03-05
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Expires: 1981-12-21
Abstract
No abstract record available.
Inventors
- 👤 Richard C Brown
- 👤 Orson V Saunders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 23:17
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/003; F25D2323/00; F25D2323/002; F25D2323/0026; F25D2323/00264; F25D2323/0027; F25D2323/00274
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
333 words
A REFRIGERATING APPARATUS COMPRISING IN COMBINATION: (A) A CABINET PROVIDED WITH A PLURALITY OF WALLS DEFINING THE TOP, BOTTOM, UNPRIGHT FRONT, BACK AND SIDES OF A FOOD STORAGE CHAMBER AND A MACHINE COMPARTMENT THEREIN BELOW SAID CHAMBER, (B) SAID CHAMBER HAVING A SINGLE ACCESS OPENING IN THE UPRIGHT FRONT WALL OF SAID CABINET EXTENDING SUBSTANTIALLY ENTIRELY THEREACROSS, (C) A DOOR HINGEDLY MOUNTED ON SAID CABINET ADJACENT ONE UPRIGHT SIDE WALL THEREOF FOR CLOSING THE CHAMBER ACCESS OPENING, (D) THE BOTTOM WALL OF SAID COMPARTMENT BEING SPACED BY MEANS THEREAT SUPPORTING SAID CABINET UPON A FLOOR, (E) A REFRIGERATING SYSTEM ASSOCIATED WITH SAID CABINET HAVING AN EVAPORATOR COOLING THE INTERIOR OF SAID CHAMBER, A REFRIGERANT TRANSLATING DEVICE INCLUDING A REFRIGERANT CONDENSER WITHIN SAID COMPARTMENT AND CONDUITS CONNECTING SAID EVAPORATOR, SAID DEVICE AND SAID CONDENSER IN REFRIGERANT FLOW RELATIONSHIP, (F) THE UPRIGHT BACK AND SIDE WALLS OF SAID MACHINE COMPARTMENT TOGETHER WITH THAT PORTION OF THE FRONT WALL THEREOF EXTENDING SUBSTANTIALLY FROM A POINT CENTRALLY OF THE WIDTH OF SAID CABINET TO ITS ONE SIDE UPON WHICH SAID DOOR IS HINGED BEING CLOSED, (G) THE OTHER PORTION OF SAID COMPARTMENT FRONT WALL BEING PROVIDED WITH AN INLET OPENING, (H) A FRONT PART OF SAID COMPARTMENT BOTTOM WALL BEHIND AND ADJACENT SAID CLOSED PORTION OF ITS FRONT WALL BEING OPEN FOR EGRESS OF AIR FROM THE COMPARTMENT, (I) MEANS FOR FORCIBLY CIRCULATING AIR INTO SAID MACHINE COMPARTMENT AND OUTWARDLY THEREOF, (J) SAID CONDENSER BEING LOCATED WITHIN WALLS OF THE COMPARTMENT IMMEDIATELY BEHIND THE INLET OPENING IN SAID FRONT WALL THEREOF WHEREBY THE CONDENSER IS WHOLLY DISPOSED IN THE PATH OF AIR AS IT ENTERS SAID COMPARTMENT BEFORE THE INCOMING AIR CONTACTS OTHER HEAT DISSIPATING ELEMENTS THEREIN, AND (K) THE AIR CIRCULATED BY SAID CIRCULATING MEANS BEING DISCHARGED DOWNWARDLY OUT OF SAID COMPARTMENT AT A HEIGHT BELOW SAID INLET OPENING CLOSE TO SAID FLOOR INTERMEDIATE SAME AND THE COMPARTMENT BOTTOM WALL IN A DIRECTION FORWARDLY OF SAID CABINET ALONG SAID CLOSED PORTION OF SAID COMPARTMENT FRONT WALL.
Claim 2
Dependent Claim
333 words
A REFRIGERATING APPARATUS COMPRISING IN COMBINATION: (A) A CABINET PROVIDED WITH A PLURALITY OF WALLS DEFINING THE TOP, BOTTOM, UNPRIGHT FRONT, BACK AND SIDES OF A FOOD STORAGE CHAMBER AND A MACHINE COMPARTMENT THEREIN BELOW SAID CHAMBER, (B) SAID CHAMBER HAVING A SINGLE ACCESS OPENING IN THE UPRIGHT FRONT WALL OF SAID CABINET EXTENDING SUBSTANTIALLY ENTIRELY THEREACROSS, (C) A DOOR HINGEDLY MOUNTED ON SAID CABINET ADJACENT ONE UPRIGHT SIDE WALL THEREOF FOR CLOSING THE CHAMBER ACCESS OPENING, (D) THE BOTTOM WALL OF SAID COMPARTMENT BEING SPACED BY MEANS THEREAT SUPPORTING SAID CABINET UPON A FLOOR, (E) A REFRIGERATING SYSTEM ASSOCIATED WITH SAID CABINET HAVING AN EVAPORATOR COOLING THE INTERIOR OF SAID CHAMBER, A REFRIGERANT TRANSLATING DEVICE INCLUDING A REFRIGERANT CONDENSER WITHIN SAID COMPARTMENT AND CONDUITS CONNECTING SAID EVAPORATOR, SAID DEVICE AND SAID CONDENSER IN REFRIGERANT FLOW RELATIONSHIP, (F) THE UPRIGHT BACK AND SIDE WALLS OF SAID MACHINE COMPARTMENT TOGETHER WITH THAT PORTION OF THE FRONT WALL THEREOF EXTENDING SUBSTANTIALLY FROM A POINT CENTRALLY OF THE WIDTH OF SAID CABINET TO ITS ONE SIDE UPON WHICH SAID DOOR IS HINGED BEING CLOSED, (G) THE OTHER PORTION OF SAID COMPARTMENT FRONT WALL BEING PROVIDED WITH AN INLET OPENING, (H) A FRONT PART OF SAID COMPARTMENT BOTTOM WALL BEHIND AND ADJACENT SAID CLOSED PORTION OF ITS FRONT WALL BEING OPEN FOR EGRESS OF AIR FROM THE COMPARTMENT, (I) MEANS FOR FORCIBLY CIRCULATING AIR INTO SAID MACHINE COMPARTMENT AND OUTWARDLY THEREOF, (J) SAID CONDENSER BEING LOCATED WITHIN WALLS OF THE COMPARTMENT IMMEDIATELY BEHIND THE INLET OPENING IN SAID FRONT WALL THEREOF WHEREBY THE CONDENSER IS WHOLLY DISPOSED IN THE PATH OF AIR AS IT ENTERS SAID COMPARTMENT BEFORE THE INCOMING AIR CONTACTS OTHER HEAT DISSIPATING ELEMENTS THEREIN, AND (K) THE AIR CIRCULATED BY SAID CIRCULATING MEANS BEING DISCHARGED DOWNWARDLY OUT OF SAID COMPARTMENT AT A HEIGHT BELOW SAID INLET OPENING CLOSE TO SAID FLOOR INTERMEDIATE SAME AND THE COMPARTMENT BOTTOM WALL IN A DIRECTION FORWARDLY OF SAID CABINET ALONG SAID CLOSED PORTION OF SAID COMPARTMENT FRONT WALL.
References Cited (Backward Citations)
US1799940A
Cited
US1799372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |