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US3302740A Expired / Lapsed US ⏱️ 0.0 years remaining

Front wheel drive aggregate for motor vehicles

Assignee: Fiat SpA
•
Filing: 1964-10-12
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Granted: 1967-02-07
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Expires: 1984-10-12
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Abstract

No abstract record available.

Inventors

  • 👤 Giacosa Dante

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 18:20
CPC Classifications
B; B60; B60K; B60K5/00; B60K5/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 194 words
A POWER TRANSMISSION UNIT, MORE PARTICULARLY FOR FORE WHEEL DRIVEN VEHICLES HAVING A BODY COMPRISING; AN ASSEMBLAGE OF MEMBERS INCLUDING AN ENGINE, A FRICTION CLUTCH, A GEAR BOX AND A DIFFERENTIAL GEARING, ROTATABLE SHAFTS IN SAID MEMBERS COOPERATING THEREBETWEEN FOR TRANSMITTING POWER FROM THE ENGINE TO THE DRIVEN WHEELS OF THE VEHICLE, RIGID CASINGS ENCLOSING SAID MEMBERS OF THE UNIT AND INTERCONNECTED THEREBETWEEN TO FORM AN INTEGRAL BODY AND ARRANGED AT THE FORE VEHICLE PART BETWEEN THE FORE WHEELS, THE AXES OF SAID ROTATABLE SHAFTS BEING ARRANGED TRANSVERSELY OF THE VEHICLE, THE SAID GEARBOX COMPRISING A PRIMARY AND SECONDARY SHAFT, THE PRIMARY SHAFT BEING COAXIAL WITH THE ENGINE CRANK SHAFT AND CONNECTED WITH THE LATTER BY MEANS OF SAID FRICTION CLUTCH, THE SECONDARY SHAFT HAVING FIXEDLY SECURED THERETO A SPUR PINION MESHING WITH A TOOTHED RIM OF THE DIFFERENTIAL GEAR, ATTACHMENT MEANS BEING FURTHER PROVIDED ON SAID INTEGRAL BODY FOR SECURING IT TO SAID VEHICLE BODY, AND THE ENGINE SHAFT, THE PRIMARY AND SECONDARY SHAFTS OF THE GEARBOX AND THE DIFFERENTIAL GEAR SHAFTS ARRANGED WITH THEIR AXES SITUATED IN A COMMON PLANE INCLINED TO A VERTICAL PLANE CONTAINING THE LONGITUDINAL AXIS OF THE VEHICLE.
Claim 2
Dependent Claim 194 words
A POWER TRANSMISSION UNIT, MORE PARTICULARLY FOR FORE WHEEL DRIVEN VEHICLES HAVING A BODY COMPRISING; AN ASSEMBLAGE OF MEMBERS INCLUDING AN ENGINE, A FRICTION CLUTCH, A GEAR BOX AND A DIFFERENTIAL GEARING, ROTATABLE SHAFTS IN SAID MEMBERS COOPERATING THEREBETWEEN FOR TRANSMITTING POWER FROM THE ENGINE TO THE DRIVEN WHEELS OF THE VEHICLE, RIGID CASINGS ENCLOSING SAID MEMBERS OF THE UNIT AND INTERCONNECTED THEREBETWEEN TO FORM AN INTEGRAL BODY AND ARRANGED AT THE FORE VEHICLE PART BETWEEN THE FORE WHEELS, THE AXES OF SAID ROTATABLE SHAFTS BEING ARRANGED TRANSVERSELY OF THE VEHICLE, THE SAID GEARBOX COMPRISING A PRIMARY AND SECONDARY SHAFT, THE PRIMARY SHAFT BEING COAXIAL WITH THE ENGINE CRANK SHAFT AND CONNECTED WITH THE LATTER BY MEANS OF SAID FRICTION CLUTCH, THE SECONDARY SHAFT HAVING FIXEDLY SECURED THERETO A SPUR PINION MESHING WITH A TOOTHED RIM OF THE DIFFERENTIAL GEAR, ATTACHMENT MEANS BEING FURTHER PROVIDED ON SAID INTEGRAL BODY FOR SECURING IT TO SAID VEHICLE BODY, AND THE ENGINE SHAFT, THE PRIMARY AND SECONDARY SHAFTS OF THE GEARBOX AND THE DIFFERENTIAL GEAR SHAFTS ARRANGED WITH THEIR AXES SITUATED IN A COMMON PLANE INCLINED TO A VERTICAL PLANE CONTAINING THE LONGITUDINAL AXIS OF THE VEHICLE.

References Cited (Backward Citations)

US1476173A Cited
US2090123A Cited
DE747721C Cited
US2782864A Cited
GB852706A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-02-06 1970-08-08 1971-02-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-02-06 1974-08-08 1975-02-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-02-06 1978-08-08 1979-02-07 $7700.00 Window Closed / Lapsed

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