Patent US3288240A successfully refreshed from Google Patents.
US3288240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic stability control means for towed vehicles
Assignee: Individual
•
Filing: 1964-07-29
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Granted: 1966-11-29
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Expires: 1984-07-29
Abstract
No abstract record available.
Inventors
- 👤 Richard M Franzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:42
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/24; B60T8/248
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
AUTOMATIC STABILITY CONTROL MEANS FOR A TOWED VEHICLE TO OVERCOME INHERENT UNDERSIRABLE EFFECTS OF LATERAL ACCELERATION FORCES DUE TO SWAYING AND SWERVING MOVEMENTS THEREOF WHEN SAID TOWERED VEHICLE IS IN MOTION, COMPRISING IN COMBINATION, AUTOMATIC SENSING MEANS CARRIED ERATION FORCES EXPERIENCED BY SAID TOWED VEHICLE IN SAID ERATION FORCES EXPERIENCED BY SAID TOWED VEHICLE IN SAID MOTION, AUTOMATIC MEANS CONNECTING SAID SENSING MEANS WITH WHEEL BRAKING MEANS OF SAID TOWED VEHICLE, MEANS TO PERMIT SELECTIVE BRAKE OPERATION OF SAID TOWED VEHICLE BY SAID SENSING MEANS ONLY WHEN REGULAR BRAKES OF PRIMEMOVER AND REGULAR BRAKES OF TOWED VEHICLE ARE NOT APPLIED IN NORMAL WAY, SAID BRAKING MEANS OF SAID TOWARED VEHICLE POWERED BY STANDARD ELECTRIC BATTERY LOCATED IN SAID PRIMEMOVER, SAID BRAKING MEANS BEING INSTANTEOUSLY APPLIED ON THE SIDE OF SAID TOWED VEHICLE THAT RECEIVES OUTWARD LATERAL ACCELERATION THEREBY CAUSING CORRECTIVE FORCES TO BE AUTOMATICALLY APPLIED TO THE APPROPRIATE SIDE OF SAID TOWED VEHICLE, THUS MINIMIZING THE UNDESIRABLE EFFECTS OF SAID SWAYING AND SWERVING THEREOF.
Claim 2
Dependent Claim
164 words
AUTOMATIC STABILITY CONTROL MEANS FOR A TOWED VEHICLE TO OVERCOME INHERENT UNDERSIRABLE EFFECTS OF LATERAL ACCELERATION FORCES DUE TO SWAYING AND SWERVING MOVEMENTS THEREOF WHEN SAID TOWERED VEHICLE IS IN MOTION, COMPRISING IN COMBINATION, AUTOMATIC SENSING MEANS CARRIED ERATION FORCES EXPERIENCED BY SAID TOWED VEHICLE IN SAID ERATION FORCES EXPERIENCED BY SAID TOWED VEHICLE IN SAID MOTION, AUTOMATIC MEANS CONNECTING SAID SENSING MEANS WITH WHEEL BRAKING MEANS OF SAID TOWED VEHICLE, MEANS TO PERMIT SELECTIVE BRAKE OPERATION OF SAID TOWED VEHICLE BY SAID SENSING MEANS ONLY WHEN REGULAR BRAKES OF PRIMEMOVER AND REGULAR BRAKES OF TOWED VEHICLE ARE NOT APPLIED IN NORMAL WAY, SAID BRAKING MEANS OF SAID TOWARED VEHICLE POWERED BY STANDARD ELECTRIC BATTERY LOCATED IN SAID PRIMEMOVER, SAID BRAKING MEANS BEING INSTANTEOUSLY APPLIED ON THE SIDE OF SAID TOWED VEHICLE THAT RECEIVES OUTWARD LATERAL ACCELERATION THEREBY CAUSING CORRECTIVE FORCES TO BE AUTOMATICALLY APPLIED TO THE APPROPRIATE SIDE OF SAID TOWED VEHICLE, THUS MINIMIZING THE UNDESIRABLE EFFECTS OF SAID SWAYING AND SWERVING THEREOF.
References Cited (Backward Citations)
US999012A
Cited
US1175062A
Cited
US2152017A
Cited
US2856036A
Cited
US2917126A
Cited
US2956633A
Cited
US3053348A
Cited
US3154320A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |