GB1260455A - Improvements in or relating to sparking plugs for internal combustion engines - Google Patents

Improvements in or relating to sparking plugs for internal combustion engines

Info

Publication number: GB1260455A
Authority: GB; United Kingdom
Prior art keywords: relating; internal combustion; combustion engines; sparking plugs; sparking
Prior art date: 1969-03-18
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

Application number

GB12786/70A

Other languages

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.)

Robert Bosch GmbH

Original Assignee

Robert Bosch GmbH

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.)

1969-03-18

Filing date

1970-03-17

Publication date

1972-01-19

1970-03-17 Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH

1972-01-19 Publication of GB1260455A publication Critical patent/GB1260455A/en

Status Expired legal-status Critical Current

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
- H01T13/38—Selection of materials for insulation

Landscapes

Spark Plugs (AREA)

GB12786/70A 1969-03-18 1970-03-17 Improvements in or relating to sparking plugs for internal combustion engines Expired GB1260455A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE1913582A DE1913582C3 (de)	1969-03-18	1969-03-18	Zündkerze zum Betrieb von Brennkraftmaschinen

Publications (1)

Publication Number	Publication Date
GB1260455A true GB1260455A (en)	1972-01-19

Family

ID=5728438

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB12786/70A Expired GB1260455A (en)	1969-03-18	1970-03-17	Improvements in or relating to sparking plugs for internal combustion engines

Country Status (6)

Country	Link
US (1)	US3691418A (es)
JP (1)	JPS4844702B1 (es)
DE (1)	DE1913582C3 (es)
ES (1)	ES156885Y (es)
FR (1)	FR2039027A5 (es)
GB (1)	GB1260455A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2418971A1 (fr) *	1978-03-01	1979-09-28	Scamea	Bougie d'allumage perfectionnee

1969
- 1969-03-18 DE DE1913582A patent/DE1913582C3/de not_active Expired
1970
- 1970-03-16 JP JP45021569A patent/JPS4844702B1/ja active Pending
- 1970-03-17 ES ES1970156885U patent/ES156885Y/es not_active Expired
- 1970-03-17 GB GB12786/70A patent/GB1260455A/en not_active Expired
- 1970-03-18 FR FR7009690A patent/FR2039027A5/fr not_active Expired
1971
- 1971-07-22 US US165151A patent/US3691418A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US3691418A (en)	1972-09-12
JPS4844702B1 (es)	1973-12-26
ES156885Y (es)	1971-02-01
DE1913582C3 (de)	1975-07-17
DE1913582A1 (de)	1970-09-17
ES156885U (es)	1970-05-16
FR2039027A5 (es)	1971-01-08
DE1913582B2 (de)	1974-12-05

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Legal Events

Date	Code	Title
1972-06-01	PS	Patent sealed [section 19, patents act 1949]
1983-01-12	746	Register noted 'licences of right' (sect. 46/1977)
1987-11-11	PCNP	Patent ceased through non-payment of renewal fee