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US3324978A Expired / Lapsed US ⏱️ 0.0 years remaining

Speed governor

Assignee: Eaton Corp
•
Filing: 1965-07-21
•
Granted: 1967-06-13
•
Expires: 1985-07-21
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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)

US2642166A Cited
US3127966A Cited
US3243022A Cited

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

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