US3241876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for reducing linear and lateral wind resistance in a tractortrailer combination vehicle
Assignee: Individual
•
Filing: 1964-01-31
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Granted: 1966-03-22
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Expires: 1984-01-31
Abstract
No abstract record available.
Inventors
- 👤 Saunders Walter Selden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:20
CPC Classifications
B; B62; B62D; B62D35/00; B62D35/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN COMBINATION WITH A TRACTOR-TRAILER VEHICLE HAVING A GAP BETWEEN THE TRACTOR AND THE TRAILER, SAID TRACTOR BEING OF LESS HEIGHT THAN SAID TRAILER, AN AIRFLOW DEFLECTING BAFFLE MOUNTED TO EXTEND ABOVE THE CAB ROOF OF SAID TRACTOR FOR DIVERTING THE AIR FLOW RELATIVELY WIDELY IN A MANNER TO AVOID ENTRY OF THE AIR STREAM INTO SAID GAP THEREBY CREATING AT LEAST ONE LOW PRESSURE AIR EDDY IN SAID GAP TO REDUCE THE FRONTAL AIR PRESSURE AGAINST THE TRAILER, SAID DIVERTED AIR REATTACHING TO THE TRAILER AT POINTS SPACED REARWARDLY OF SAID GAP, SAID BAFFLE BEING INCLINED VERTICALLY
Claim 2
Dependent Claim
98 words
IN COMBINATION WITH A TRACTOR-TRAILER VEHICLE HAVING A GAP BETWEEN THE TRACTOR AND THE TRAILER, SAID TRACTOR BEING OF LESS HEIGHT THAN SAID TRAILER, AN AIRFLOW DEFLECTING BAFFLE MOUNTED TO EXTEND ABOVE THE CAB ROOF OF SAID TRACTOR FOR DIVERTING THE AIR FLOW RELATIVELY WIDELY IN A MANNER TO AVOID ENTRY OF THE AIR STREAM INTO SAID GAP THEREBY CREATING AT LEAST ONE LOW PRESSURE AIR EDDY IN SAID GAP TO REDUCE THE FRONTAL AIR PRESSURE AGAINST THE TRAILER, SAID DIVERTED AIR REATTACHING TO THE TRAILER AT POINTS SPACED REARWARDLY OF SAID GAP, SAID BAFFLE BEING INCLINED VERTICALLY
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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |