US3292802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retractable support for semitrailer
Assignee: KNEELING NELLIE Inc
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Filing: 1963-06-07
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Granted: 1966-12-20
•
Expires: 1983-06-07
Abstract
No abstract record available.
Inventors
- 👤 Archibald D L Hutchinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:38
CPC Classifications
B; B60; B60S; B60S9/00; B60S9/02; B60S9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
A TRAILER OF THE TYPE DESCRIBED COMPRISING A TRAILER BODY; AN AXLE ASSEMBLY MOUNTED ADJACENT ONE END OF SAID TRAILER BODY; AND A LANDING GEAR MOUNTED ON SAID TRAILER BODY, SAID LANDING GEAR INCLUDING FIRST AND SECOND MULTIPLE STAGE POWER EYLINDERS AND A GROUND-ENGAGING SHOE, EACH OF SAID CYLINDERS HAVING ONE END CONNECTED TO SAID TRAILER BODY AND THE OTHER END CONNECTED TO SAID SHOE WHEREBY ACTUATION OF SAID CYLINDERS CAUSES RELATIVE MOVEMENT BETWEEN SAID SHOE AND SAID TRAILER BODY, A PAIR OF ANGULAR BRACES EACH PIVOTALLY CONNECTED AT ONE END TO THE TRAILER AT A POINT SPACED IN ONE LONGITUDINAL DIRECTION OF THE TRAILER BODY FROM SAID ONE END OF A RESPECTIVE CYLINDER AND PIVOTALLY CONNECTED AT THE OTHER END OF ONE OF SAID SHOES, RESPECTIVELY, AND A PAIR OF SAFETY LEGS EACH PIVOTALLY CONNECTED AT ONE END TO THE TRAILER AT A POINT SPACED IN THE OPPOSITE LONGITUDINAL DIRECTION OF THE TRAILER BODY FROM SAID ONE END OF A RESPECTIVE CYLINDER AND EACH HAVING A FREE END ADAPTED TO ENGAGE ONE OF SAID SHOES, RESPECTIVELY, WHEN SAID TRAILER IS IN ELEVATED POSITION.
Claim 2
Dependent Claim
184 words
A TRAILER OF THE TYPE DESCRIBED COMPRISING A TRAILER BODY; AN AXLE ASSEMBLY MOUNTED ADJACENT ONE END OF SAID TRAILER BODY; AND A LANDING GEAR MOUNTED ON SAID TRAILER BODY, SAID LANDING GEAR INCLUDING FIRST AND SECOND MULTIPLE STAGE POWER EYLINDERS AND A GROUND-ENGAGING SHOE, EACH OF SAID CYLINDERS HAVING ONE END CONNECTED TO SAID TRAILER BODY AND THE OTHER END CONNECTED TO SAID SHOE WHEREBY ACTUATION OF SAID CYLINDERS CAUSES RELATIVE MOVEMENT BETWEEN SAID SHOE AND SAID TRAILER BODY, A PAIR OF ANGULAR BRACES EACH PIVOTALLY CONNECTED AT ONE END TO THE TRAILER AT A POINT SPACED IN ONE LONGITUDINAL DIRECTION OF THE TRAILER BODY FROM SAID ONE END OF A RESPECTIVE CYLINDER AND PIVOTALLY CONNECTED AT THE OTHER END OF ONE OF SAID SHOES, RESPECTIVELY, AND A PAIR OF SAFETY LEGS EACH PIVOTALLY CONNECTED AT ONE END TO THE TRAILER AT A POINT SPACED IN THE OPPOSITE LONGITUDINAL DIRECTION OF THE TRAILER BODY FROM SAID ONE END OF A RESPECTIVE CYLINDER AND EACH HAVING A FREE END ADAPTED TO ENGAGE ONE OF SAID SHOES, RESPECTIVELY, WHEN SAID TRAILER IS IN ELEVATED POSITION.
References Cited (Backward Citations)
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Cited
GB445239A
Cited
US2190252A
Cited
GB607555A
Cited
US2596462A
Cited
FR1062775A
Cited
US2851181A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |