FR639366A - Spark plug - Google Patents
Spark plugInfo
- Publication number
- FR639366A FR639366A FR639366DA FR639366A FR 639366 A FR639366 A FR 639366A FR 639366D A FR639366D A FR 639366DA FR 639366 A FR639366 A FR 639366A
- Authority
- FR
- France
- Prior art keywords
- spark plug
- spark
- plug
- 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
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
- H01T13/02—Details
- H01T13/16—Means for dissipating heat
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE639366X | 1926-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR639366A true FR639366A (en) | 1928-06-20 |
Family
ID=6579840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR639366D Expired FR639366A (en) | 1926-10-19 | 1927-08-01 | Spark plug |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1675764A (en) |
| AT (1) | AT113223B (en) |
| CH (1) | CH129683A (en) |
| FR (1) | FR639366A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2489410A (en) * | 1946-11-25 | 1949-11-29 | Lewis F Hahn | Shielded spark plug |
| DE102005044267B4 (en) * | 2005-09-16 | 2018-06-14 | Robert Bosch Gmbh | spark plug |
-
1927
- 1927-07-18 US US206763A patent/US1675764A/en not_active Expired - Lifetime
- 1927-07-25 AT AT113223D patent/AT113223B/en active
- 1927-07-26 CH CH129683D patent/CH129683A/en unknown
- 1927-08-01 FR FR639366D patent/FR639366A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT113223B (en) | 1929-05-10 |
| US1675764A (en) | 1928-07-03 |
| CH129683A (en) | 1929-01-02 |
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