Patent US3211076A successfully refreshed from Google Patents.
US3211076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air cooling unit for truck tractors
Assignee: Individual
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Filing: 1963-03-18
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Granted: 1965-10-12
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Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 Byron A Chancellor
- 👤 Chancellor Bonnie Sue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:46
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00507; B60H1/00557; B60H1/00564; B60H1/00007; B60H1/00014; B60H1/00357; B60H1/00378; B60P; B60P3/00; B60P3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
IN COMBINATION WITH A TRANSPORT TRACTOR AND A TRAILER UNIT HAVING A REFRIGERATING MECHANISM THEREIN, AN AIR COOLING DEVICE FOR THE CAB OF THE TRACTOR, COMPRISING, AN AIR CONDUIT CONNECTED TO SAID REFRIGERATING MECHANISM INTERNALLY OF SAID TRAILER AND EXTENDING THROUGH THE FRONT WALL THEREOF, A FAN CONNECTED IN SAID CONDUIT AND HAVING AN ELECTRIC MOTOR FOR DRIVING THE SAME, A SECOND AND FLEXIBLE AIR CONDUIT HAVING ONE END DETACHABLY CONNECTED TO SAID FIRST CONDUIT AND HAVING ITS OPPOSITE END EXTENDING THROUGH THE WALL OF SAID CAB, AN ELECTRICAL CONDUCTOR IN SAID SECOND CONDUIT CONNECTING SAID FAN MOTOR TO THE BATTERY OF SAID TRACTOR, AND A SWITCH IN SAID CONDUCTOR IN SAID CAB.
Claim 2
Dependent Claim
113 words
IN COMBINATION WITH A TRANSPORT TRACTOR AND A TRAILER UNIT HAVING A REFRIGERATING MECHANISM THEREIN, AN AIR COOLING DEVICE FOR THE CAB OF THE TRACTOR, COMPRISING, AN AIR CONDUIT CONNECTED TO SAID REFRIGERATING MECHANISM INTERNALLY OF SAID TRAILER AND EXTENDING THROUGH THE FRONT WALL THEREOF, A FAN CONNECTED IN SAID CONDUIT AND HAVING AN ELECTRIC MOTOR FOR DRIVING THE SAME, A SECOND AND FLEXIBLE AIR CONDUIT HAVING ONE END DETACHABLY CONNECTED TO SAID FIRST CONDUIT AND HAVING ITS OPPOSITE END EXTENDING THROUGH THE WALL OF SAID CAB, AN ELECTRICAL CONDUCTOR IN SAID SECOND CONDUIT CONNECTING SAID FAN MOTOR TO THE BATTERY OF SAID TRACTOR, AND A SWITCH IN SAID CONDUCTOR IN SAID CAB.
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) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |