US2312909A - Spark plug - Google Patents

Spark plug Download PDF

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Publication number
US2312909A
US2312909A US435864A US43586442A US2312909A US 2312909 A US2312909 A US 2312909A US 435864 A US435864 A US 435864A US 43586442 A US43586442 A US 43586442A US 2312909 A US2312909 A US 2312909A
Authority
US
United States
Prior art keywords
spark plug
spark
plug
jeffery
march
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US435864A
Inventor
Joseph A Jeffery
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Federal Mogul Ignition LLC
Original Assignee
Champion Spark Plug Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Champion Spark Plug Co filed Critical Champion Spark Plug Co
Priority to US435864A priority Critical patent/US2312909A/en
Application granted granted Critical
Publication of US2312909A publication Critical patent/US2312909A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T13/00—Sparking plugs
    • H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
    • H01T13/36—Sparking plugs characterised by features of the electrodes or insulation characterised by the joint between insulation and body, e.g. using cement
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/931—Seal including temperature responsive feature

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  • Spark Plugs (AREA)

Description

March 2 1943. J, A. JEFFERY SPARK PLUG Filed Maroh 23 1942
US435864A 1942-03-23 1942-03-23 Spark plug Expired - Lifetime US2312909A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US435864A US2312909A (en) 1942-03-23 1942-03-23 Spark plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US435864A US2312909A (en) 1942-03-23 1942-03-23 Spark plug

Publications (1)

Publication Number Publication Date
US2312909A true US2312909A (en) 1943-03-02

Family

ID=23730127

Family Applications (1)

Application Number Title Priority Date Filing Date
US435864A Expired - Lifetime US2312909A (en) 1942-03-23 1942-03-23 Spark plug

Country Status (1)

Country Link
US (1) US2312909A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2521647A (en) * 1945-08-09 1950-09-05 Bendix Aviat Corp Spark plug
US2874208A (en) * 1954-01-26 1959-02-17 Gen Motors Corp Spark plug
US3229144A (en) * 1962-08-29 1966-01-11 Champion Spark Plug Co Spark plug with conical seat sealing washer
US3411812A (en) * 1964-12-29 1968-11-19 Gen Dynamics Corp Flared fitting seal
US3632143A (en) * 1969-06-19 1972-01-04 Westinghouse Electric Corp Bimetallic coupling joint for tubes of dissimilar materials
US4251680A (en) * 1978-01-25 1981-02-17 Bbc Brown, Boveri & Company, Limited Electrical lead-through apparatus
US5374086A (en) * 1992-07-29 1994-12-20 Creative Industries Group, Inc. Ball joint seal for vehicle exhaust system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2521647A (en) * 1945-08-09 1950-09-05 Bendix Aviat Corp Spark plug
US2874208A (en) * 1954-01-26 1959-02-17 Gen Motors Corp Spark plug
US3229144A (en) * 1962-08-29 1966-01-11 Champion Spark Plug Co Spark plug with conical seat sealing washer
US3411812A (en) * 1964-12-29 1968-11-19 Gen Dynamics Corp Flared fitting seal
US3632143A (en) * 1969-06-19 1972-01-04 Westinghouse Electric Corp Bimetallic coupling joint for tubes of dissimilar materials
US4251680A (en) * 1978-01-25 1981-02-17 Bbc Brown, Boveri & Company, Limited Electrical lead-through apparatus
US5374086A (en) * 1992-07-29 1994-12-20 Creative Industries Group, Inc. Ball joint seal for vehicle exhaust system

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