Patent US3135401A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3135401A Expired / Lapsed US ⏱️ 0.0 years remaining

Mobile vehicle for transporting the scale for weighing loaded trucks operative on highways

Assignee: ALLISON STEEL Manufacturing CO
•
Filing: 1962-05-17
•
Granted: 1964-06-02
•
Expires: 1982-05-17
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Arthur G Schramm

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 15:00
CPC Classifications
G; G01; G01G; G01G19/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 162 words
A RAISABLE AND LOWERABLE TRAILER HAVING A BODY WITH LONGITUDINAL SIDE MEMBERS, RUNNING WHEELS ON SAID TRAILER BODY, MECHANISM OPERATIVE BETWEEN SAID WHEELS AND SAID BODY TO RAISE SAID BODY TO AN ELEVATED RUNNING POSITION AND TO LOWER SAID BODY TO A WEIGHING POSITION, A WEIGHING PLATFORM ON SAID TRAILER BODY, RAMPS HINGED AT THEIR INNER ENDS TO THE LONGITUDINAL SIDE MEMBERS OF SAID TRAILER BODY AND EXTENDABLE LATERALLY OUTWARD FROM SAID BODY WHEN SAID BODY IS IN LOWERED POSITION, AND EXTENDING UPWARD FROM SAID BODY WHEN IT IS IN ELEVATED RUNNING POSITION; OPERATING LEVERS ON THE INNER PORTIONS OF SAID RAMPS EXTENDING SUBSTANTIALLY AT RIGHT ANGLES TO SAID RAMPS, HYDRAULIC CYLINDER AND RAM MECHANISM ON SAID BODY ATTACHED TO SAID LEVERS ON SAID RAMPS TO RAISE AND LOWER SAID RAMPS ON THEIR ATTACHING HINGES, AND LATCHES ON SAID RAMS OPERATIVE TO HOLD SAID RAMS IN A POSITION TO MAINTAIN SAID RAMPS IN RAISED POSITION INDEPENDENT OF HYDRAULIC PRESSURE IN SAID CYLINDERS.
Claim 2
Dependent Claim 162 words
A RAISABLE AND LOWERABLE TRAILER HAVING A BODY WITH LONGITUDINAL SIDE MEMBERS, RUNNING WHEELS ON SAID TRAILER BODY, MECHANISM OPERATIVE BETWEEN SAID WHEELS AND SAID BODY TO RAISE SAID BODY TO AN ELEVATED RUNNING POSITION AND TO LOWER SAID BODY TO A WEIGHING POSITION, A WEIGHING PLATFORM ON SAID TRAILER BODY, RAMPS HINGED AT THEIR INNER ENDS TO THE LONGITUDINAL SIDE MEMBERS OF SAID TRAILER BODY AND EXTENDABLE LATERALLY OUTWARD FROM SAID BODY WHEN SAID BODY IS IN LOWERED POSITION, AND EXTENDING UPWARD FROM SAID BODY WHEN IT IS IN ELEVATED RUNNING POSITION; OPERATING LEVERS ON THE INNER PORTIONS OF SAID RAMPS EXTENDING SUBSTANTIALLY AT RIGHT ANGLES TO SAID RAMPS, HYDRAULIC CYLINDER AND RAM MECHANISM ON SAID BODY ATTACHED TO SAID LEVERS ON SAID RAMPS TO RAISE AND LOWER SAID RAMPS ON THEIR ATTACHING HINGES, AND LATCHES ON SAID RAMS OPERATIVE TO HOLD SAID RAMS IN A POSITION TO MAINTAIN SAID RAMPS IN RAISED POSITION INDEPENDENT OF HYDRAULIC PRESSURE IN SAID CYLINDERS.

References Cited (Backward Citations)

US2776133A Cited
US2823911A Cited
US2706626A Cited
US2720325A Cited
US2759737A Cited
US2922534A Cited
US2954137A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-06-02 1967-12-02 1968-06-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-06-02 1971-12-02 1972-06-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-06-02 1975-12-02 1976-06-02 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag