GB1421157A - Spark ignition plug - Google Patents
Spark ignition plugInfo
- Publication number
- GB1421157A GB1421157A GB2562872A GB2562872A GB1421157A GB 1421157 A GB1421157 A GB 1421157A GB 2562872 A GB2562872 A GB 2562872A GB 2562872 A GB2562872 A GB 2562872A GB 1421157 A GB1421157 A GB 1421157A
- Authority
- GB
- United Kingdom
- Prior art keywords
- spark ignition
- ignition plug
- electrode
- tungsten
- resistant material
- 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
- H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
- H01T13/39—Selection of materials for electrodes
Landscapes
- Spark Plugs (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
1421157 Sparking plugs LUCAS INDUSTRIES Ltd 25 May 1973 [1 June 1972] 25628/72 Heading F1B A sparking plug has an outer annular electrode and an inner electrode formed at least in part of tungsten and the tungsten part 15 of the inner electrode is provided with a diffused surface layer 16 of an oxidation resistant material. The oxidation resistant material may be silicon or aluminium. The insulator 17 may be of calcium titanate. The main part 14 of the electrode may be of nickel.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2562872A GB1421157A (en) | 1972-06-01 | 1972-06-01 | Spark ignition plug |
DE2327481A DE2327481C2 (en) | 1972-06-01 | 1973-05-30 | spark plug |
CA172,803A CA977640A (en) | 1972-06-01 | 1973-05-31 | Spark ignition plug |
US366078A US3890518A (en) | 1972-06-01 | 1973-06-01 | Spark ignition plug |
JP48061044A JPS4943038A (en) | 1972-06-01 | 1973-06-01 | |
FR7319988A FR2186762B1 (en) | 1972-06-01 | 1973-06-01 | |
IT50379/73A IT985652B (en) | 1972-06-01 | 1973-06-01 | SPARK SPARK PLUG LA |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2562872A GB1421157A (en) | 1972-06-01 | 1972-06-01 | Spark ignition plug |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1421157A true GB1421157A (en) | 1976-01-14 |
Family
ID=10230751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2562872A Expired GB1421157A (en) | 1972-06-01 | 1972-06-01 | Spark ignition plug |
Country Status (7)
Country | Link |
---|---|
US (1) | US3890518A (en) |
JP (1) | JPS4943038A (en) |
CA (1) | CA977640A (en) |
DE (1) | DE2327481C2 (en) |
FR (1) | FR2186762B1 (en) |
GB (1) | GB1421157A (en) |
IT (1) | IT985652B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS534131A (en) * | 1976-06-29 | 1978-01-14 | Ngk Spark Plug Co Ltd | Ignition plug containing low noise resistance |
DE2703234A1 (en) * | 1977-01-27 | 1978-08-03 | Bosch Gmbh Robert | METAL ELECTRODE FOR SPARK GAPS |
DE3009721A1 (en) * | 1979-03-13 | 1980-09-25 | Texas Instruments Inc | SPARK PLUG AND SPARK PLUG ELECTRODE |
US4374450A (en) * | 1979-06-04 | 1983-02-22 | The Bendix Corporation | Method of making an igniter plug with nickel coating on center electrode |
US4497633A (en) * | 1982-07-08 | 1985-02-05 | The Bendix Corporation | Method of forming a tubular electrical insulator assembly |
DE3436628A1 (en) * | 1984-10-05 | 1986-04-10 | BERU Ruprecht GmbH & Co KG, 7140 Ludwigsburg | Spark plug |
JPS62295673A (en) * | 1985-06-21 | 1987-12-23 | 武田ポンプ産業株式会社 | Simple automatic fire extinguishing apparatus |
US4713574A (en) * | 1985-10-07 | 1987-12-15 | The United States Of America As Represented By The Secretary Of The Air Force | Igniter electrode life control |
US4910428A (en) * | 1986-04-01 | 1990-03-20 | Strumbos William P | Electrical-erosion resistant electrode |
JPS63105485A (en) * | 1986-10-20 | 1988-05-10 | 日本特殊陶業株式会社 | Creeping discharge type plug |
GB8728492D0 (en) * | 1987-12-07 | 1988-01-13 | Smiths Industries Plc | Igniters & method of manufacture of igniters |
US5469013A (en) * | 1993-03-31 | 1995-11-21 | The United States Of America As Represented By The United States Department Of Energy | Large discharge-volume, silent discharge spark plug |
US10815896B2 (en) * | 2017-12-05 | 2020-10-27 | General Electric Company | Igniter with protective alumina coating for turbine engines |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2926275A (en) * | 1960-02-23 | Pgras | ||
DE462964C (en) * | 1928-07-19 | Robert Bosch Akt Ges | Spark plug electrode with metallic coating | |
US2391458A (en) * | 1944-03-14 | 1945-12-25 | Mallory & Co Inc P R | Spark gap electrode |
GB742836A (en) * | 1953-07-01 | 1956-01-04 | K L G Sparking Plugs Ltd | Improvements in or relating to sparking plugs |
GB842333A (en) * | 1956-04-17 | 1960-07-27 | Renault | Improvements in or relating to sparking plugs of the surface discharge type |
US3344304A (en) * | 1965-06-23 | 1967-09-26 | Gen Motors Corp | Creepage spark type plug having low voltage igniter seal |
JPS4113607Y1 (en) * | 1965-10-04 | 1966-06-27 | ||
US3488556A (en) * | 1967-12-01 | 1970-01-06 | Gen Motors Corp | Spark plug with main and teaser gaps in parallel |
JPS4918766Y2 (en) * | 1971-04-30 | 1974-05-20 | ||
JPS5225942Y2 (en) * | 1971-07-01 | 1977-06-13 |
-
1972
- 1972-06-01 GB GB2562872A patent/GB1421157A/en not_active Expired
-
1973
- 1973-05-30 DE DE2327481A patent/DE2327481C2/en not_active Expired
- 1973-05-31 CA CA172,803A patent/CA977640A/en not_active Expired
- 1973-06-01 FR FR7319988A patent/FR2186762B1/fr not_active Expired
- 1973-06-01 JP JP48061044A patent/JPS4943038A/ja active Pending
- 1973-06-01 US US366078A patent/US3890518A/en not_active Expired - Lifetime
- 1973-06-01 IT IT50379/73A patent/IT985652B/en active
Also Published As
Publication number | Publication date |
---|---|
US3890518A (en) | 1975-06-17 |
FR2186762B1 (en) | 1978-06-30 |
JPS4943038A (en) | 1974-04-23 |
DE2327481A1 (en) | 1973-12-13 |
FR2186762A1 (en) | 1974-01-11 |
IT985652B (en) | 1974-12-10 |
CA977640A (en) | 1975-11-11 |
DE2327481C2 (en) | 1985-02-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |