IT1117363B - Candela in particolare per motori di autoveicoli - Google Patents

Candela in particolare per motori di autoveicoli

Info

Publication number: IT1117363B
Authority: IT; Italy
Prior art keywords: candle; motor vehicle; vehicle engines; engines; motor
Prior art date: 1978-07-28

Application number

IT49225/79A

Other languages

English (en)

Other versions

IT7949225A0 (it

Original Assignee

Ngk 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.)

1978-07-28

Filing date

1979-05-29

Publication date

1986-02-17

1978-07-28 Priority claimed from JP9304478A external-priority patent/JPS5519768A/ja

1978-10-16 Priority claimed from JP12760378A external-priority patent/JPS5553885A/ja

1979-05-29 Application filed by Ngk Spark Plug Co filed Critical Ngk Spark Plug Co

1979-05-29 Publication of IT7949225A0 publication Critical patent/IT7949225A0/it

1986-02-17 Application granted granted Critical

1986-02-17 Publication of IT1117363B publication Critical patent/IT1117363B/it

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

IT49225/79A 1978-07-28 1979-05-29 Candela in particolare per motori di autoveicoli IT1117363B (it)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP9304478A JPS5519768A (en)	1978-07-28	1978-07-28	Ignition plug
JP12760378A JPS5553885A (en)	1978-10-16	1978-10-16	Ignition plug for internal combustion engine

Publications (2)

Publication Number	Publication Date
IT7949225A0 IT7949225A0 (it)	1979-05-29
IT1117363B true IT1117363B (it)	1986-02-17

Family

ID=26434491

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT49225/79A IT1117363B (it)	1978-07-28	1979-05-29	Candela in particolare per motori di autoveicoli

Country Status (5)

Country	Link
BR (1)	BR7904108A (it)
DE (1)	DE2922305C2 (it)
FR (1)	FR2432232A1 (it)
GB (1)	GB2027797B (it)
IT (1)	IT1117363B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2184484A (en) *	1985-12-21	1987-06-24	Dawson Royalties Ltd	Spark plugs
GB2210103B (en) *	1987-09-17	1992-02-05	Champion Spark Plug Europ	Spark plug for internal combustion engine
EP0435202B1 (en) *	1989-12-27	1996-05-15	Nippondenso Co., Ltd.	Spark plug for internal combustion engine
US5563469A (en) *	1989-12-27	1996-10-08	Nippondenso Co., Ltd.	Spark plug for internal combustion engine
US5610470A (en) *	1993-07-12	1997-03-11	Wofsey; David	Spark plug for an internal combustion engine
US5650687A (en) *	1994-03-01	1997-07-22	Van Den Bogaert; Bernard	Ground electrodes for ignition plugs
JPH08213149A (ja) *	1995-02-01	1996-08-20	Ngk Spark Plug Co Ltd	スパークプラグ
GB2325492B (en) *	1997-05-20	2000-02-16	Dawson Royalties Ltd	Spark Plug
JPH1154240A (ja) *	1997-07-31	1999-02-26	Ngk Spark Plug Co Ltd	スパークプラグ
DE102004011588A1 (de) *	2004-03-10	2005-09-29	Robert Bosch Gmbh	Zündkerze

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1620341A (en) *	1926-02-01	1927-03-08	George W Gardner	Spark plug
FR618316A (fr) *	1926-05-14	1927-03-07		Perfectionnements apportés aux bougies d'allumage des moteurs à explosions
DE6937589U (de) *	1968-10-04	1972-11-30	Hitachi Ltd	Zuendkerze.
US3970885A (en) *	1972-09-18	1976-07-20	Nippondenso Co., Ltd.	Ignition plug for internal combustion engines

1979
- 1979-05-29 IT IT49225/79A patent/IT1117363B/it active
- 1979-05-29 GB GB7918522A patent/GB2027797B/en not_active Expired
- 1979-05-30 FR FR7913887A patent/FR2432232A1/fr active Granted
- 1979-05-31 DE DE2922305A patent/DE2922305C2/de not_active Expired
- 1979-06-28 BR BR7904108A patent/BR7904108A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
GB2027797B (en)	1983-01-12
GB2027797A (en)	1980-02-27
DE2922305C2 (de)	1985-04-11
IT7949225A0 (it)	1979-05-29
FR2432232B1 (it)	1983-04-15
BR7904108A (pt)	1980-04-01
DE2922305A1 (de)	1980-02-07
FR2432232A1 (fr)	1980-02-22

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19970530