IT974378B - IMPROVEMENT IN THE SPARK PLUGS FOR COMBUSTION ENGINES - Google Patents
IMPROVEMENT IN THE SPARK PLUGS FOR COMBUSTION ENGINESInfo
- Publication number
- IT974378B IT974378B IT55104/72A IT5510472A IT974378B IT 974378 B IT974378 B IT 974378B IT 55104/72 A IT55104/72 A IT 55104/72A IT 5510472 A IT5510472 A IT 5510472A IT 974378 B IT974378 B IT 974378B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- combustion engines
- spark plugs
- spark
- plugs
- Prior art date
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
- H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
- H01T13/34—Sparking plugs characterised by features of the electrodes or insulation characterised by the mounting of electrodes in insulation, e.g. by embedding
-
- 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
- H01T13/39—Selection of materials for electrodes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22445672A | 1972-02-08 | 1972-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT974378B true IT974378B (en) | 1974-06-20 |
Family
ID=22840770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT55104/72A IT974378B (en) | 1972-02-08 | 1972-12-28 | IMPROVEMENT IN THE SPARK PLUGS FOR COMBUSTION ENGINES |
Country Status (11)
Country | Link |
---|---|
US (1) | US3771204A (en) |
BE (1) | BE794668A (en) |
CA (1) | CA967838A (en) |
DE (1) | DE2263082A1 (en) |
DK (1) | DK142705B (en) |
FR (1) | FR2171105B1 (en) |
GB (1) | GB1370761A (en) |
IT (1) | IT974378B (en) |
MY (1) | MY7800157A (en) |
NL (1) | NL7301758A (en) |
SE (1) | SE390681B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2451648A1 (en) * | 1979-03-13 | 1980-10-10 | Texas Instruments Inc | Spar plug middle electrode has corrosion and erosion resistant core - with sheath of higher thermal conductivity |
FR2542513B1 (en) * | 1983-03-08 | 1986-06-06 | Exi Avtomobi | SPARK PLUG |
EP0171153A1 (en) * | 1984-07-09 | 1986-02-12 | General Motors Corporation | Spark plug |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2516754A (en) * | 1945-07-09 | 1950-07-25 | Cipriani Chester | Spark plug construction |
US2615441A (en) * | 1949-06-07 | 1952-10-28 | Gen Motors Corp | Spark plug electrode |
US3452235A (en) * | 1966-08-17 | 1969-06-24 | Ford Motor Co | Spark plug having a short tip center electrode |
-
0
- BE BE794668D patent/BE794668A/en unknown
-
1972
- 1972-02-08 US US00224456A patent/US3771204A/en not_active Expired - Lifetime
- 1972-12-22 DE DE2263082A patent/DE2263082A1/en not_active Ceased
- 1972-12-28 IT IT55104/72A patent/IT974378B/en active
-
1973
- 1973-01-16 GB GB230373A patent/GB1370761A/en not_active Expired
- 1973-01-29 FR FR7303062A patent/FR2171105B1/fr not_active Expired
- 1973-02-07 SE SE7301697A patent/SE390681B/en unknown
- 1973-02-07 DK DK64273AA patent/DK142705B/en unknown
- 1973-02-07 CA CA163,077A patent/CA967838A/en not_active Expired
- 1973-02-08 NL NL7301758A patent/NL7301758A/xx not_active Application Discontinuation
-
1978
- 1978-12-30 MY MY157/78A patent/MY7800157A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DK142705C (en) | 1981-08-10 |
NL7301758A (en) | 1973-08-10 |
BE794668A (en) | 1973-05-16 |
FR2171105A1 (en) | 1973-09-21 |
CA967838A (en) | 1975-05-20 |
SE390681B (en) | 1977-01-03 |
DE2263082A1 (en) | 1973-08-16 |
MY7800157A (en) | 1978-12-31 |
US3771204A (en) | 1973-11-13 |
DK142705B (en) | 1980-12-22 |
GB1370761A (en) | 1974-10-16 |
FR2171105B1 (en) | 1976-05-14 |
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