US3288315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tilt-lift trailer
Assignee: RUBLE LANGSTON
•
Filing: 1964-07-13
•
Granted: 1966-11-29
•
Expires: 1984-07-13
Abstract
No abstract record available.
Inventors
- 👤 Shelby R Bigden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:11
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/04; B62D53/06; B62D53/061; B62D53/062; B62D53/065; B60; B60P; B60P1/00; B60P1/02; B60P1/025; Y; Y10; Y10S; Y10S280/00; Y10S280/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A TRAILER COMPRISING BODY, FORWARD AND REAR AXLES AND GROUND WHEELS CARRIED BY EACH AXLE, A SET OF STRUTS DIRECTLY PIVOTALLY CONNECTED AT ONE END TO AND FORMING THE SOLE SUPPORTING MEANS FOR EACH AXLE AND CONNECTED AT THE OTHE END TO SAID BODY, A PAIR OF OPPOSITELY FACING HORIZONTAL RAMS BENEATH SAID BODY FOR INDEPENDENTLY CONTROLLING THE ANGULAR POSITION OF EACH SET OF STRUTS, AND FORCE-TRANSMITTING MEANS CONNECTED BETWEEN EACH RAM AND THE ASSOCIATED SET OF STRUTS BETWEEN THE ENDS THEREOF WHEREBY OPERATION OF EACH RAM WILL SWING THE ASSOCIATED SET OF STRUTS TO VARY THE ANGULAR POSITION THEREOF TO ADJUST THE HEIGHT OF THE ASSOCIATED END OF SAID BODY RELATIVE TO THE OTHER END.
Claim 2
Dependent Claim
116 words
A TRAILER COMPRISING BODY, FORWARD AND REAR AXLES AND GROUND WHEELS CARRIED BY EACH AXLE, A SET OF STRUTS DIRECTLY PIVOTALLY CONNECTED AT ONE END TO AND FORMING THE SOLE SUPPORTING MEANS FOR EACH AXLE AND CONNECTED AT THE OTHE END TO SAID BODY, A PAIR OF OPPOSITELY FACING HORIZONTAL RAMS BENEATH SAID BODY FOR INDEPENDENTLY CONTROLLING THE ANGULAR POSITION OF EACH SET OF STRUTS, AND FORCE-TRANSMITTING MEANS CONNECTED BETWEEN EACH RAM AND THE ASSOCIATED SET OF STRUTS BETWEEN THE ENDS THEREOF WHEREBY OPERATION OF EACH RAM WILL SWING THE ASSOCIATED SET OF STRUTS TO VARY THE ANGULAR POSITION THEREOF TO ADJUST THE HEIGHT OF THE ASSOCIATED END OF SAID BODY RELATIVE TO THE OTHER END.
References Cited (Backward Citations)
US1257169A
Cited
US2297992A
Cited
US2471901A
Cited
US2780475A
Cited
US2806710A
Cited
US2974972A
Cited
US3091476A
Cited
US3145865A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |