Patent US4335100A successfully refreshed from Google Patents.
Patent US3129035A successfully refreshed from Google Patents.
US3129035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for braking either rear wheel of a vehicle when taking a curve
Assignee: Industrie Magneti Marelli SRL
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Filing: 1961-06-05
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Granted: 1964-04-14
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Expires: 1981-06-05
Abstract
No abstract record available.
Inventors
- 👤 Alfieri Giuseppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:05
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/24; B60T8/246; B60T11/00; B60T11/10; B60T11/24; B62; B62D; B62D9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
A DISTRIBUTOR DEVICE FOR AUTOMATICALLY BRAKING THE INTERNAL REAR WHEEL OF A VEHICLE DURING THE PASSAGE OF THE VEHICLE AROUND A CURVE WHEREIN THE VEHICLE IS OF THE TYPE ADAPTED TO HAVE A STEERING MECHANISM AND REAR WHEEL BRAKE CYLINDERS AND A CUSTOMARY BRAKING SYSTEM INCLUDING A BRAKE LINE, SAID DEVICE COMPRISING A DISTRIBUTOR ADAPTED TO BE CONNECTED TO A PRESSURIZED SOURCE OF BRAKE FLUID FOR SELECTIVELY DELIVERING BRAKE FLUID TO THE BRAKE CYLINDERS, SAID DISTRIBUTOR BEING ADAPTED TO BE CONNECTED TO THE STEERING MECHANISM OF A VEHICLE, SAID DISTRIBUTOR HAVING AN INLET ADAPTED TO RECEIVE A PRESSURIZED SOURCE OF BRAKE FLUID, SAID DISTRIBUTOR HAVING TWO SEPARATE OUTLETS ADAPTED TO COMMUNICATE WITH BRAKE CYLINDERS, TWO SEPARATE VALVES DISPOSED BETWEEN SAID INLET AND EACH OF SAID OUTLETS, A VALVE SEAT FOR EACH OF SAID VALVES, A CYLINDRICAL HOLLOW ELEMENT MOUNTED BENEATH EACH OF SAID VALVES WITH A TUBULAR EXTENSION, EACH OF SAID EXTENSIONS HAVING A DISCHARGE PORT IN COMMUNICATION WITH A PORT DISPOSED IN SAID DISTRIBUTOR OPEN TO THE ATMOSPHERE, EACH OF SAID HOLLOW ELEMENTS NORMALLY COMMUNICATING ITS RESPECTIVE DISCHARGE PORT TO THE ATMOSPHERE, AND EACH OF SAID TUBLAR EXTENSIONS HAVING A TIP ENGAGEABLE WITH ITS RESPECTIVE HOLLOW ELEMENT AND UNSEAT ITS RESPECTIVE VALVE MEMBER FROM ITS VALVE SEAT.
Claim 2
Dependent Claim
208 words
A DISTRIBUTOR DEVICE FOR AUTOMATICALLY BRAKING THE INTERNAL REAR WHEEL OF A VEHICLE DURING THE PASSAGE OF THE VEHICLE AROUND A CURVE WHEREIN THE VEHICLE IS OF THE TYPE ADAPTED TO HAVE A STEERING MECHANISM AND REAR WHEEL BRAKE CYLINDERS AND A CUSTOMARY BRAKING SYSTEM INCLUDING A BRAKE LINE, SAID DEVICE COMPRISING A DISTRIBUTOR ADAPTED TO BE CONNECTED TO A PRESSURIZED SOURCE OF BRAKE FLUID FOR SELECTIVELY DELIVERING BRAKE FLUID TO THE BRAKE CYLINDERS, SAID DISTRIBUTOR BEING ADAPTED TO BE CONNECTED TO THE STEERING MECHANISM OF A VEHICLE, SAID DISTRIBUTOR HAVING AN INLET ADAPTED TO RECEIVE A PRESSURIZED SOURCE OF BRAKE FLUID, SAID DISTRIBUTOR HAVING TWO SEPARATE OUTLETS ADAPTED TO COMMUNICATE WITH BRAKE CYLINDERS, TWO SEPARATE VALVES DISPOSED BETWEEN SAID INLET AND EACH OF SAID OUTLETS, A VALVE SEAT FOR EACH OF SAID VALVES, A CYLINDRICAL HOLLOW ELEMENT MOUNTED BENEATH EACH OF SAID VALVES WITH A TUBULAR EXTENSION, EACH OF SAID EXTENSIONS HAVING A DISCHARGE PORT IN COMMUNICATION WITH A PORT DISPOSED IN SAID DISTRIBUTOR OPEN TO THE ATMOSPHERE, EACH OF SAID HOLLOW ELEMENTS NORMALLY COMMUNICATING ITS RESPECTIVE DISCHARGE PORT TO THE ATMOSPHERE, AND EACH OF SAID TUBLAR EXTENSIONS HAVING A TIP ENGAGEABLE WITH ITS RESPECTIVE HOLLOW ELEMENT AND UNSEAT ITS RESPECTIVE VALVE MEMBER FROM ITS VALVE SEAT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |