Patent US3284097A successfully refreshed from Google Patents.
US3284097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient load adjuster for tractortrailer load distributors
Assignee: Individual
•
Filing: 1964-09-11
•
Granted: 1966-11-08
•
Expires: 1984-09-11
Abstract
No abstract record available.
Inventors
- 👤 Dorothy G Koontz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:55
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/04; B62D53/06; B62D53/068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A RESILIENT LOAD ADJUSTER FOR CONNECTION TO THE FLEXIBLE LOAD-TRANSMITTING MEMBERS OF A TRACTOR-TRAILER VEHICLE LOAD DISTRIBUTOR, SAID LOAD ADJUSTER COMPRISING A FRAME HAVING MEANS THEREON FOR ATTACHMENT THEREOF TO THE VEHICLE, A MAIN SCREWSHAFT ROTATABLY MOUNTED IN SAID FRAME, MEANS FOR ROTATING SAID MAIN SCREWSHAFT, AND A MOVABLE LEAF SPRING STRUCTURE HAVING AN INTERMEDIATE THREADED PORTION MOVABLY MOUNTED ON SAID FRAME FOR DISPLACEMENT RELATIVELY THERETO AND THREADEDLY ENGAGING SAID MAIN SCREWSHAFT FOR TRAVEL THEREALONG IN RESPONSE TO ROTATION THEREOF, SAID LEAF SPRING STRUCTURE HAVING RESILIENT OPPOSITE OUTER END PORTIONS EXTENDING OUTWARD IN OPPOSITE DIRECTIONS FROM SAID INTERMEDIATE THREADED PORTION WITH OUTER ENDS DISPOSED REMOTE FROM SAID THREADED PORTION AND CONTAINING MEANS FOR THE CONNECTION THERETO OF THE FLEXIBLE LOAD-TRANSMITTING MEMBERS OF THE VEHICLE LOAD DISTRIBUTOR.
Claim 2
Dependent Claim
126 words
A RESILIENT LOAD ADJUSTER FOR CONNECTION TO THE FLEXIBLE LOAD-TRANSMITTING MEMBERS OF A TRACTOR-TRAILER VEHICLE LOAD DISTRIBUTOR, SAID LOAD ADJUSTER COMPRISING A FRAME HAVING MEANS THEREON FOR ATTACHMENT THEREOF TO THE VEHICLE, A MAIN SCREWSHAFT ROTATABLY MOUNTED IN SAID FRAME, MEANS FOR ROTATING SAID MAIN SCREWSHAFT, AND A MOVABLE LEAF SPRING STRUCTURE HAVING AN INTERMEDIATE THREADED PORTION MOVABLY MOUNTED ON SAID FRAME FOR DISPLACEMENT RELATIVELY THERETO AND THREADEDLY ENGAGING SAID MAIN SCREWSHAFT FOR TRAVEL THEREALONG IN RESPONSE TO ROTATION THEREOF, SAID LEAF SPRING STRUCTURE HAVING RESILIENT OPPOSITE OUTER END PORTIONS EXTENDING OUTWARD IN OPPOSITE DIRECTIONS FROM SAID INTERMEDIATE THREADED PORTION WITH OUTER ENDS DISPOSED REMOTE FROM SAID THREADED PORTION AND CONTAINING MEANS FOR THE CONNECTION THERETO OF THE FLEXIBLE LOAD-TRANSMITTING MEMBERS OF THE VEHICLE LOAD DISTRIBUTOR.
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 |