US3319733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle speed responsive control system
Assignee: Motors Liquidation Co
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Filing: 1965-07-16
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Granted: 1967-05-16
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Expires: 1985-07-16
Abstract
No abstract record available.
Inventors
- 👤 Gerald A Rath
- 👤 Jackson R Templin
- 👤 Kenneth H Clayton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:47
CPC Classifications
B; B60; B60K; B60K31/00; B60K31/06; B60K31/10; B60K31/102; F; F02; F02D; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0228; F02D2700/023; F02D2700/0235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A MOTOR VEHICLE SPEED RESPONSIVE CONTROL SYSTEM COMPRISING VEHICLE THROTTLE POSITIONING MEANS, ELECTROMAGNETIC MEANS OPERATIVELY COUPLING THE VEHICLE THROTTLE TO SAID POSITIONING MEANS, CONTROL CIRCUITRY, MEANS FOR APPLYING AN ACTUAL VEHICLE SPEED INPUT AND A DESIRED VEHICLE SPEED INPUT TO SAID CONTROL CIRCUITRY, SWITCHING MEANS FOR PROGRAMMING SAID CONTROL CIRCUITRY FOR EITHER A SPEED WARNING OR SPEED CONTROL MODE OF OPERATION, SAID CONTROL CIRCUITRY APPLYING A FIRST PULSATING ELECTRICAL SIGNAL TO SAID ELECTROMAGNETIC MEANS WHEN SAID ACTUAL VEHICLE SPEED REACHES SAID DESIRED VEHICLE SPEED DURING THE SPEED WARNING MODE OF OPERATION, SAID CONTROL CIRCUITRY APPLYING A SECOND PULSATING ELECTRICAL SIGNAL TO SAID THROTTLE POSITIONING MEANS AND A DIRECT CURRENT TO SAID ELECTROMAGNETIC MEANS DURING THE SPEED CONTROL MODE OF OPERATION, SAID SECOND PULSATING ELECTRICAL SIGNAL HAVING AN AVERAGE VALUE INDICATIVE OF THE DIFFERENCE BETWEEN SAID ACTUAL VEHICLE SPEED AND SAID DESIRED VEHICLE SPEED.
Claim 2
Dependent Claim
143 words
A MOTOR VEHICLE SPEED RESPONSIVE CONTROL SYSTEM COMPRISING VEHICLE THROTTLE POSITIONING MEANS, ELECTROMAGNETIC MEANS OPERATIVELY COUPLING THE VEHICLE THROTTLE TO SAID POSITIONING MEANS, CONTROL CIRCUITRY, MEANS FOR APPLYING AN ACTUAL VEHICLE SPEED INPUT AND A DESIRED VEHICLE SPEED INPUT TO SAID CONTROL CIRCUITRY, SWITCHING MEANS FOR PROGRAMMING SAID CONTROL CIRCUITRY FOR EITHER A SPEED WARNING OR SPEED CONTROL MODE OF OPERATION, SAID CONTROL CIRCUITRY APPLYING A FIRST PULSATING ELECTRICAL SIGNAL TO SAID ELECTROMAGNETIC MEANS WHEN SAID ACTUAL VEHICLE SPEED REACHES SAID DESIRED VEHICLE SPEED DURING THE SPEED WARNING MODE OF OPERATION, SAID CONTROL CIRCUITRY APPLYING A SECOND PULSATING ELECTRICAL SIGNAL TO SAID THROTTLE POSITIONING MEANS AND A DIRECT CURRENT TO SAID ELECTROMAGNETIC MEANS DURING THE SPEED CONTROL MODE OF OPERATION, SAID SECOND PULSATING ELECTRICAL SIGNAL HAVING AN AVERAGE VALUE INDICATIVE OF THE DIFFERENCE BETWEEN SAID ACTUAL VEHICLE SPEED AND SAID DESIRED VEHICLE SPEED.
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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |