← Back to Patent Explorer
US3084970A Expired / Lapsed US ⏱️ 0.0 years remaining

Vehicle carrying tractor-trailer

Assignee: Individual
•
Filing: 1961-08-15
•
Granted: 1963-04-09
•
Expires: 1981-08-15
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Raymond N Day

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 16:23
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/06; B60P3/08

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 176 words
A WHEELED TRACTOR-TRAILER COMBINATION FOR HAULING VEHICLES INCLUDING DUO REAR WHEELS COMPRISING A HEADRAMP FOR SAID TRACTOR, SAID HEADRAMP INCLUDING AT LEAST ONE PAIR OF ADJUSTABLE PARALLEL, COEXTENSIVE, PIVOTED RUNWAYS, MEANS ON SAID TRACTOR FOR RAISING AND LOWERING SAID PIVOTED RUNWAYS, SAID TRAILER INCLUDING A PLURALITY OF PAIRS OF PIVOTALLY OPPOSED ADJUSTABLE PARALLEL, COEXTENSIVE OVERHEAD PLATFORM RUNWAYS AND A PLURALITY OF PAIRS OF PIVOTED ADJUSTABLE PARALLEL, COEXTENSIVE BASE PLATFORM RUNWAYS, SAID TRAILER HAVING FRONT AND REAR STATIONARY OVERHEAD CROSS SUPPORTS SERVING AS FULCRUMS FOR SAID PIVOTALLY OPPOSED OVERHEAD RUNWAYS, SAID BASE PLATFORM RUNWAYS PASSING BETWEEN THE REAR WHEELS OF SAID TRAILER AND JUST ABOVE SAID WHEEL AXLES, SAID REAR CROSS SUPPORT BEING POSITIONED ON SAID TRAILER DIRECTLY ABOVE AND BETWEEN THE SPACE OCCUPIED BY SAID DUO REAR WHEELS TO PROVIDE LOADING CLEARANCE, MEANS ON SAID TRAILER FOR RAISING AND LOWERING SAID PIVOTED TRAILER RUNWAYS, SAID HEADRAMP AND SAID TRAILER HAVING STATIONARY PAIRS OF PARALLEL, COEXTENSIVE RUNWAYS COOPERATING WITH SAID PIVOTED HEADRAMP AND TRAILER RUNWAYS TO PERMIT LOADING, AND UNLOADING OF DIFFERENT TYPES AND SIZES OF VEHICLES.
Claim 2
Dependent Claim 176 words
A WHEELED TRACTOR-TRAILER COMBINATION FOR HAULING VEHICLES INCLUDING DUO REAR WHEELS COMPRISING A HEADRAMP FOR SAID TRACTOR, SAID HEADRAMP INCLUDING AT LEAST ONE PAIR OF ADJUSTABLE PARALLEL, COEXTENSIVE, PIVOTED RUNWAYS, MEANS ON SAID TRACTOR FOR RAISING AND LOWERING SAID PIVOTED RUNWAYS, SAID TRAILER INCLUDING A PLURALITY OF PAIRS OF PIVOTALLY OPPOSED ADJUSTABLE PARALLEL, COEXTENSIVE OVERHEAD PLATFORM RUNWAYS AND A PLURALITY OF PAIRS OF PIVOTED ADJUSTABLE PARALLEL, COEXTENSIVE BASE PLATFORM RUNWAYS, SAID TRAILER HAVING FRONT AND REAR STATIONARY OVERHEAD CROSS SUPPORTS SERVING AS FULCRUMS FOR SAID PIVOTALLY OPPOSED OVERHEAD RUNWAYS, SAID BASE PLATFORM RUNWAYS PASSING BETWEEN THE REAR WHEELS OF SAID TRAILER AND JUST ABOVE SAID WHEEL AXLES, SAID REAR CROSS SUPPORT BEING POSITIONED ON SAID TRAILER DIRECTLY ABOVE AND BETWEEN THE SPACE OCCUPIED BY SAID DUO REAR WHEELS TO PROVIDE LOADING CLEARANCE, MEANS ON SAID TRAILER FOR RAISING AND LOWERING SAID PIVOTED TRAILER RUNWAYS, SAID HEADRAMP AND SAID TRAILER HAVING STATIONARY PAIRS OF PARALLEL, COEXTENSIVE RUNWAYS COOPERATING WITH SAID PIVOTED HEADRAMP AND TRAILER RUNWAYS TO PERMIT LOADING, AND UNLOADING OF DIFFERENT TYPES AND SIZES OF VEHICLES.

References Cited (Backward Citations)

US1894534A Cited
USRE19776E Cited
US2461927A Cited
US2451284A Cited
US2610891A Cited
US2567100A Cited
US2684264A Cited
US2820665A Cited
US2908527A Cited
US2993725A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-04-08 1966-10-08 1967-04-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-08 1970-10-08 1971-04-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-08 1974-10-08 1975-04-09 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag