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US3265931A Expired / Lapsed US ⏱️ 0.0 years remaining

Magnetic ignition distributor

Assignee: Individual
•
Filing: 1964-09-21
•
Granted: 1966-08-09
•
Expires: 1984-09-21
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Abstract

No abstract record available.

Inventors

  • 👤 Martin E Gerry

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 12:39
CPC Classifications
F; F02; F02P; F02P7/00; F02P7/02; F02P7/03; F02P7/06; F02P7/067; F02P7/0675

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 170 words
IN AN INTERNAL COMBUSTION ENGINE HAVING AN IGNITION SYSTEM COMPRISING AN ENERGY GENERATION AND DISTRIBUTION MEANS, AND FUEL IGNITER DEVICES, AN ELECTROMAGNETIC APPARATUS COMPRISING: AN IGNITION IDUCTOR WITH A COIL TIGHTLY WOUND ON A MAGNETIZED CORE WHICH HAS A SLOTTED SEGMENT WHEREIN A MAGNETIC FLUX IS ESTABLISHED; AND A ROTATABLE DISK OF MAGNETIC MATERIAL WITH ITS PERIPHERAL EDGE ROTATABLE IN AND PASSING THROUGH THE SAID SLOTTED SEGMENT OF THE SAID IGNITION INDUCTOR CORE; AND A SINGLE HOLE IN SAID DISK LOCATED AT THE SAID PERIPHERAL EDGE OF THE SAID DISK, FOR INTERRUPTING THE SAID MAGNETIC FLUX IN THE SAID SLOTTED SEGMENT, CAUSING A VOLTAGE TO BE INDUCED IN THE SAID IGNITION INDUCTOR PROPORTIONAL TO THE PRODUCT OF THE NUMBER OF TURNS OF THE SAID IGNITION INDUCTOR AND THE FLUX RATE OF CHANGE WITH TIME, TO CAUSE A SPARK TO JUMP A GAP OF AN IGNITER DEVICE CONNECTED TO SAID IGNITION INDUCTOR AND IGNITING THE FUEL IN A CYLINDER CHAMBER INTO WHICH THE SAID IGNITER DEVICE INSERTED AND MECHANICALLY HELD THEREBY.
Claim 2
Dependent Claim 170 words
IN AN INTERNAL COMBUSTION ENGINE HAVING AN IGNITION SYSTEM COMPRISING AN ENERGY GENERATION AND DISTRIBUTION MEANS, AND FUEL IGNITER DEVICES, AN ELECTROMAGNETIC APPARATUS COMPRISING: AN IGNITION IDUCTOR WITH A COIL TIGHTLY WOUND ON A MAGNETIZED CORE WHICH HAS A SLOTTED SEGMENT WHEREIN A MAGNETIC FLUX IS ESTABLISHED; AND A ROTATABLE DISK OF MAGNETIC MATERIAL WITH ITS PERIPHERAL EDGE ROTATABLE IN AND PASSING THROUGH THE SAID SLOTTED SEGMENT OF THE SAID IGNITION INDUCTOR CORE; AND A SINGLE HOLE IN SAID DISK LOCATED AT THE SAID PERIPHERAL EDGE OF THE SAID DISK, FOR INTERRUPTING THE SAID MAGNETIC FLUX IN THE SAID SLOTTED SEGMENT, CAUSING A VOLTAGE TO BE INDUCED IN THE SAID IGNITION INDUCTOR PROPORTIONAL TO THE PRODUCT OF THE NUMBER OF TURNS OF THE SAID IGNITION INDUCTOR AND THE FLUX RATE OF CHANGE WITH TIME, TO CAUSE A SPARK TO JUMP A GAP OF AN IGNITER DEVICE CONNECTED TO SAID IGNITION INDUCTOR AND IGNITING THE FUEL IN A CYLINDER CHAMBER INTO WHICH THE SAID IGNITER DEVICE INSERTED AND MECHANICALLY HELD THEREBY.
Claim 3
Dependent Claim 189 words
IN AN INTERNAL COMBUSTION ENGINE HAVING AN IGNITION SYSTEM COMPRISING AN ENERGY GENERATION AND DISTRIBUTION MEANS, AND FUEL IGNITER DEVICES, A SPARK PLUG, COMPRISING: A DISK-SHAPED FIRING PLATE AT WHICH CENTER OF ONE OF ITS SURFACES IS MECHANICALLY ATTACHED A ROD, WHICH ROD IS INSERTED THROUGH THE AXIS OF AN INSULATING MEMBER OF SAID SPARK PLUG, AND A HIGH VOLTAGE IS APPLIED TO THE UNATTACHED END OF SAID ROD; AND SAID DISK-SHAPED FIRING PLATE HAS TAPERED CYLINDRICAL HOLES WITH THE SMALLER APERTURES OF THE SAID TAPERED CYLINDRICAL HOLES ON THE SURFACE OF THE SAID DISK-SHAPED FIRING PLATE TO WHICH THE SAID ROD IS ATTACHED, AND A PRESSURE DIFFERENTIAL BETWEEN THE SURFACES OF THE SAID DISK-SHAPED FIRING PLATE EXISTS, THE HIGHER PRESSURE AT THE SMALLER SAID APERTURES OF THE SAID TAPERED CYLINDRICAL HOLES, AND THE FUEL RESIDUAL BETWEEN THE INNER SURFACE OF THE SAID DISK-SHAPED FIRING PLATE AND THE SPARK PLUG INSERT IS IGNITED, AND PENCIL-SHAPED FLAMES ARE DIRECTED FROM THE SAID SMALLER APERTURES TO THE LARGER APERTURES OF THE SAID TAPERED CYLINDRICAL HOLES OF THE SAID DISK-SHAPED FIRING PLATE INTO THE CYLINDER CHAMBER OF THE SAID INTERNAL COMBUSTION ENGINE.
Claim 4
Dependent Claim 189 words
IN AN INTERNAL COMBUSTION ENGINE HAVING AN IGNITION SYSTEM COMPRISING AN ENERGY GENERATION AND DISTRIBUTION MEANS, AND FUEL IGNITER DEVICES, A SPARK PLUG, COMPRISING: A DISK-SHAPED FIRING PLATE AT WHICH CENTER OF ONE OF ITS SURFACES IS MECHANICALLY ATTACHED A ROD, WHICH ROD IS INSERTED THROUGH THE AXIS OF AN INSULATING MEMBER OF SAID SPARK PLUG, AND A HIGH VOLTAGE IS APPLIED TO THE UNATTACHED END OF SAID ROD; AND SAID DISK-SHAPED FIRING PLATE HAS TAPERED CYLINDRICAL HOLES WITH THE SMALLER APERTURES OF THE SAID TAPERED CYLINDRICAL HOLES ON THE SURFACE OF THE SAID DISK-SHAPED FIRING PLATE TO WHICH THE SAID ROD IS ATTACHED, AND A PRESSURE DIFFERENTIAL BETWEEN THE SURFACES OF THE SAID DISK-SHAPED FIRING PLATE EXISTS, THE HIGHER PRESSURE AT THE SMALLER SAID APERTURES OF THE SAID TAPERED CYLINDRICAL HOLES, AND THE FUEL RESIDUAL BETWEEN THE INNER SURFACE OF THE SAID DISK-SHAPED FIRING PLATE AND THE SPARK PLUG INSERT IS IGNITED, AND PENCIL-SHAPED FLAMES ARE DIRECTED FROM THE SAID SMALLER APERTURES TO THE LARGER APERTURES OF THE SAID TAPERED CYLINDRICAL HOLES OF THE SAID DISK-SHAPED FIRING PLATE INTO THE CYLINDER CHAMBER OF THE SAID INTERNAL COMBUSTION ENGINE.

References Cited (Backward Citations)

US1352434A Cited
US2221509A Cited
US1225534A Cited
US1377854A Cited
US1660635A Cited
US2966615A Cited
GB946638A Cited
US3161803A Cited
US3152281A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-08-08 1970-02-07 1970-08-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-08-08 1974-02-07 1974-08-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-08-08 1978-02-07 1978-08-09 $7700.00 Window Closed / Lapsed

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