US3324978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed governor
Assignee: Eaton Corp
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Filing: 1965-07-21
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Granted: 1967-06-13
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Expires: 1985-07-21
Abstract
No abstract record available.
Inventors
- 👤 Robert S Mueller
- 👤 Gurol I Macit
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:21
CPC Classifications
B; B60; B60K; B60K31/00; B60K31/12; B60K31/06; B60K31/08; F; F02; F02D; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0228; F02D2700/023; F02D2700/0233; F02D2700/0238
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
176 words
IN A GOVERNING MECHANISM FOR MOVING A VEHICLE THROTTLE MEMBER TO CONTROL VEHICLE SPEED COMPRISING MEANS FOR EFFECTING MOVEMENT OF SAID THROTTLE MEMBER INCLUDING A CONTROL MEMBER MOVABLE TO EFFECT MOVEMENT OF SAID THROTTLE MEMBER, A FIRST ELECTRICAL COIL WHEN ENERGIZED PROVIDING FOR MOVEMENT OF SAID CONTROL MEMBER IN RESPONSE TO CHANGES IN VEHICLE SPEED, AN ELECTRIC CIRCUIT FOR ENERGIZING SAID FIRST ELECTRICAL COIL, A SECOND ELECTRICAL COIL IN SAID CIRCUIT CONNECTED IN PARALLEL WITH SAID FIRST ELECTRICAL COIL AND WHEN ENERGIZED OPERABLE TO PROVIDE FOR MOVEMENT OF SAID CONTROL MEMBER TO EFFECT MOVEMENT OF SAID THROTTLE MEMBER, A MANUALLY ACTUATED SWITCH FOR CLOSING SAID CIRCUIT TO ENERGIZE SAID SECOND ELECTRICAL COIL, A HOLDING CIRCUIT CLOSABLE BY ENERGIZATION OF SAID SECOND COIL TO HOLD SAID SECOND COIL ENERGIZED AFTER RELEASE OF SAID MANUALLY ACTUATED SWITCH, CIRCUIT MEANS PROVIDING FOR ENERGIZATION OF SAID FIRST COIL WHEN SAID SECOND COIL IS ENERGIZED, A DRIVER ACTUATED BRAKE MEMBER, AND MEANS TO DE-ENERGIZE SAID FIRST AND SECOND ELECTRICAL COILS BY MOVEMENT OF SAID BRAKE MEMBER TO OPEN SAID HOLDING CIRCUIT.
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) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |