GB0122533D0 - A device for improving the performance of spark plugs - Google Patents

A device for improving the performance of spark plugs

Info

Publication number
GB0122533D0
GB0122533D0 GB0122533A GB0122533A GB0122533D0 GB 0122533 D0 GB0122533 D0 GB 0122533D0 GB 0122533 A GB0122533 A GB 0122533A GB 0122533 A GB0122533 A GB 0122533A GB 0122533 D0 GB0122533 D0 GB 0122533D0
Authority
GB
United Kingdom
Prior art keywords
improving
performance
spark plugs
spark
plugs
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.)
Granted
Application number
GB0122533A
Other versions
GB2373293B (en
GB2373293A (en
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.)
DAWSON JOSEPH G
Original Assignee
DAWSON JOSEPH G
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
Priority claimed from GB0115784A external-priority patent/GB0115784D0/en
Priority claimed from GB0115412A external-priority patent/GB0115412D0/en
Application filed by DAWSON JOSEPH G filed Critical DAWSON JOSEPH G
Publication of GB0122533D0 publication Critical patent/GB0122533D0/en
Publication of GB2373293A publication Critical patent/GB2373293A/en
Application granted granted Critical
Publication of GB2373293B publication Critical patent/GB2373293B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H01T13/40—Sparking plugs structurally combined with other devices

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Spark Plugs (AREA)
GB0122533A 2001-06-09 2001-09-19 Improving the performance of spark plugs Expired - Fee Related GB2373293B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0115784A GB0115784D0 (en) 2001-06-09 2001-06-09 A device for improving the performance of spark plugs
GB0115412A GB0115412D0 (en) 2001-06-23 2001-06-23 A device for improving the performance of spark plugs

Publications (3)

Publication Number Publication Date
GB0122533D0 true GB0122533D0 (en) 2001-11-07
GB2373293A GB2373293A (en) 2002-09-18
GB2373293B GB2373293B (en) 2003-09-03

Family

ID=26246241

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0122533A Expired - Fee Related GB2373293B (en) 2001-06-09 2001-09-19 Improving the performance of spark plugs

Country Status (1)

Country Link
GB (1) GB2373293B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2387485A (en) * 2002-04-09 2003-10-15 Joseph Gibson Dawson Arrangement for attaching or removing a magnetic device to or from a spark plug

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866074A (en) * 1973-07-23 1975-02-11 David A Smith Magnetic spark spreader
JPH02284373A (en) * 1989-04-25 1990-11-21 Japan Steel Works Ltd:The Spark plug for internal combustion engine
JPH05129064A (en) * 1991-11-07 1993-05-25 Ngk Spark Plug Co Ltd Spark plug
US5555862A (en) * 1994-07-19 1996-09-17 Cummins Engine Company, Inc. Spark plug including magnetic field producing means for generating a variable length arc
DE19530072A1 (en) * 1995-08-16 1997-02-20 Siegfried Schwarz petrol engine with fuel injection

Also Published As

Publication number Publication date
GB2373293B (en) 2003-09-03
GB2373293A (en) 2002-09-18

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050919