EP0648978A3 - Ceramic glow plug. - Google Patents

Ceramic glow plug. Download PDF

Info

Publication number: EP0648978A3
Authority: EP; European Patent Office
Prior art keywords: glow plug; ceramic glow; ceramic; plug; glow
Prior art date: 1993-10-04
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

EP94307223A

Other languages

German (de)

French (fr)

Other versions

EP0648978A2 (en

EP0648978B1 (en

Inventor

Hideo Kawamura

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.)

Isuzu Ceramics Research Institute Co Ltd

Original Assignee

Isuzu Ceramics Research Institute Co Ltd

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.)

1993-10-04

Filing date

1994-10-03

Publication date

1996-07-24

1993-10-04 Priority claimed from JP26943193A external-priority patent/JPH07103480A/en

1993-10-04 Priority claimed from JP5269432A external-priority patent/JP3050264B2/en

1994-10-03 Application filed by Isuzu Ceramics Research Institute Co Ltd filed Critical Isuzu Ceramics Research Institute Co Ltd

1995-04-19 Publication of EP0648978A2 publication Critical patent/EP0648978A2/en

1996-07-24 Publication of EP0648978A3 publication Critical patent/EP0648978A3/en

2000-07-19 Application granted granted Critical

2000-07-19 Publication of EP0648978B1 publication Critical patent/EP0648978B1/en

2014-10-03 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q7/00—Incandescent ignition; Igniters using electrically-produced heat, e.g. lighters for cigarettes; Electrically-heated glowing plugs
- F23Q7/001—Glowing plugs for internal-combustion engines

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Resistance Heating (AREA)
Spark Plugs (AREA)

EP19940307223 1993-10-04 1994-10-03 Ceramic glow plug Expired - Lifetime EP0648978B1 (en)

Applications Claiming Priority (6)

Application Number	Priority Date	Filing Date	Title
JP269431/93		1993-10-04
JP26943293		1993-10-04
JP26943193A JPH07103480A (en)	1993-10-04	1993-10-04	Glow plug made of ceramics
JP26943193		1993-10-04
JP5269432A JP3050264B2 (en)	1993-10-04	1993-10-04	Ceramic glow plug
JP269432/93		1993-10-04

Publications (3)

Publication Number	Publication Date
EP0648978A2 EP0648978A2 (en)	1995-04-19
EP0648978A3 true EP0648978A3 (en)	1996-07-24
EP0648978B1 EP0648978B1 (en)	2000-07-19

Family

ID=26548763

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19940307223 Expired - Lifetime EP0648978B1 (en)	1993-10-04	1994-10-03	Ceramic glow plug

Country Status (2)

Country	Link
EP (1)	EP0648978B1 (en)
DE (2)	DE648978T1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19630402C2 (en) *	1996-07-26	2000-12-28	Beru Ag	Pole flame glow plug
DE19756988C1 (en) *	1997-12-20	1999-09-02	Daimler Benz Ag	Electrically heated glow plug or glow stick for internal combustion engines
US6184497B1 (en) *	1999-06-16	2001-02-06	Le-Mark International Ltd.	Multi-layer ceramic heater element and method of making same
US6084212A (en) *	1999-06-16	2000-07-04	Le-Mark International Ltd	Multi-layer ceramic heater element and method of making same
DE10228077A1 (en) *	2002-06-20	2004-01-08	Friedrich-Schiller-Universität Jena	Method for forming electrically conductive connection between metal ring or sleeve and ceramic element, especially for diesel engine glow-plug, using compact and highly porous material-elastic, electrically conductive intermediate layer
DE10228076A1 (en) *	2002-06-20	2004-01-08	Friedrich-Schiller-Universität Jena	Method for fabricating durable electric contact to pin-type ceramic element especially for diesel engine glow plugs, using electrically conductive, force-transmissive contact element for fixing on ceramic element
DE102005024622B4 (en) *	2005-05-30	2007-10-04	Beru Ag	glow plug
DE102008008205A1 (en)	2008-02-07	2009-08-13	Robert Bosch Gmbh	Metallic glow plug with temperature measurement
DE102013211789A1 (en) *	2013-06-21	2014-12-24	Robert Bosch Gmbh	Glow plug for annealing temperature control
EP2886960A1 (en) *	2013-12-23	2015-06-24	SIEVA d.o.o., PE Spodnja Idrija	Heating rod comprising a ceramic internal sleeve, glow plug and method for manufacturing the same
CN106912120A (en)	2015-08-21	2017-06-30	重庆利迈陶瓷技术有限公司	A kind of ceramic electrically-heated body

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2092670A (en) *	1981-02-07	1982-08-18	Bosch Gmbh Robert	Glow plug for internal combustion engines
JPS5872821A (en) *	1981-10-26	1983-04-30	Ngk Spark Plug Co Ltd	Glow plug and its manufacturing method
WO1991018244A1 (en) *	1990-05-17	1991-11-28	Caterpillar Inc.	Encapsulated heating filament for glow plug
WO1991018245A1 (en) *	1990-05-17	1991-11-28	Caterpillar Inc.	Heating element assembly for glow plug

1994
- 1994-10-03 DE DE1994307223 patent/DE648978T1/en active Pending
- 1994-10-03 DE DE69425308T patent/DE69425308D1/en not_active Expired - Lifetime
- 1994-10-03 EP EP19940307223 patent/EP0648978B1/en not_active Expired - Lifetime

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2092670A (en) *	1981-02-07	1982-08-18	Bosch Gmbh Robert	Glow plug for internal combustion engines
JPS5872821A (en) *	1981-10-26	1983-04-30	Ngk Spark Plug Co Ltd	Glow plug and its manufacturing method
WO1991018244A1 (en) *	1990-05-17	1991-11-28	Caterpillar Inc.	Encapsulated heating filament for glow plug
WO1991018245A1 (en) *	1990-05-17	1991-11-28	Caterpillar Inc.	Heating element assembly for glow plug

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 7, no. 165 (M - 230) 20 July 1958 (1958-07-20) *

Also Published As

Publication number	Publication date
DE69425308D1 (en)	2000-08-24
DE648978T1 (en)	1996-06-27
EP0648978A2 (en)	1995-04-19
EP0648978B1 (en)	2000-07-19

Publication	Publication Date	Title
EP0635993A3 (en)	1995-12-20	Ceramic heater.
EP0626553A3 (en)	1995-02-22	Igniter.
PL323214A1 (en)	1998-05-25	Ceramic glow-type ignition plug
GB2225385B (en)	1993-08-25	Ignition plug.
EP0629817A3 (en)	1995-05-31	Furnace.
EP0652573A3 (en)	1996-05-29	Ignition transformer.
ZA975661B (en)	1998-01-23	Burner.
EP0648978A3 (en)	1996-07-24	Ceramic glow plug.
ZA966534B (en)	1997-02-18	Expansible plug.
EP0413147A3 (en)	1991-07-03	Sheathed-element glow plug
GB2224074B (en)	1992-12-09	Glow plug
DE59003397D1 (en)	1993-12-16	Glow plug.
GR3023382T3 (en)	1997-08-29	Grate element.
EP0657693A3 (en)	1996-03-20	Gasburner.
EP0660459A3 (en)	1996-07-31	Multiple flat terminal plug.
GB2216952B (en)	1991-10-02	Glow plugs
GB2255590B (en)	1994-08-03	An igniter plug
GB9424703D0 (en)	1995-02-01	Plug
EP0653562A3 (en)	1995-08-23	Spark plug connecting device.
EP0657698A3 (en)	1996-08-28	Current self-control type glow plug.
GB2214568B (en)	1991-08-21	Glow plug
GB9303773D0 (en)	1993-04-14	Improved spark plug
EP0614057A3 (en)	1995-02-22	Boiler.
GB9320448D0 (en)	1993-11-24	Glow plugs
EP0351883A3 (en)	1990-07-11	Glow plug

Legal Events

Date	Code	Title	Description
1995-03-03	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1995-04-19	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB
1996-01-12	EL	Fr: translation of claims filed
1996-06-07	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1996-06-27	DET	De: translation of patent claims
1996-07-24	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB
1997-03-05	17P	Request for examination filed	Effective date: 19961227
1999-05-06	17Q	First examination report despatched	Effective date: 19990323
1999-11-23	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2000-01-13	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2000-01-13	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2000-01-25	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2000-01-25	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
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2000-06-02	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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