JPS49630A - - Google Patents
Info
- Publication number
- JPS49630A JPS49630A JP47039350A JP3935072A JPS49630A JP S49630 A JPS49630 A JP S49630A JP 47039350 A JP47039350 A JP 47039350A JP 3935072 A JP3935072 A JP 3935072A JP S49630 A JPS49630 A JP S49630A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- H01T21/00—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs
- H01T21/02—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs of sparking plugs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/22—Making metal-coated products; Making products from two or more metals
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Spark Plugs (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47039350A JPS49630A (US20110009641A1-20110113-C00185.png) | 1972-04-18 | 1972-04-18 | |
| US00277101A US3803892A (en) | 1972-04-18 | 1972-08-01 | Method of producing spark plug center electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47039350A JPS49630A (US20110009641A1-20110113-C00185.png) | 1972-04-18 | 1972-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS49630A true JPS49630A (US20110009641A1-20110113-C00185.png) | 1974-01-07 |
Family
ID=12550616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47039350A Pending JPS49630A (US20110009641A1-20110113-C00185.png) | 1972-04-18 | 1972-04-18 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3803892A (US20110009641A1-20110113-C00185.png) |
| JP (1) | JPS49630A (US20110009641A1-20110113-C00185.png) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4040162A (en) * | 1973-09-17 | 1977-08-09 | Aisin Seiki Kabushiki Kaisha | Method of producing composite extruded aluminum products from aluminum swarf |
| US3949466A (en) * | 1974-05-28 | 1976-04-13 | Arthur D. Little Inc. | Process for forming an aluminum electrical conducting wire junction end piece |
| US4071947A (en) * | 1976-12-13 | 1978-02-07 | The Nippert Company | Bimetal resistance welding electrode and method for making |
| US4288024A (en) * | 1977-10-25 | 1981-09-08 | The Nippert Company | Method for making a bimetal resistance welding electrode |
| US4345136A (en) * | 1978-11-13 | 1982-08-17 | The Nippert Company | Copper bimetal brazed resistance welding electrode |
| CA1138626A (en) * | 1978-12-16 | 1983-01-04 | Gkn Floform Limited | Manufacture of bi-metal electrodes for spark plugs |
| US4384234A (en) * | 1979-12-07 | 1983-05-17 | Texas Instruments Incorporated | Spark plug with heat conducting sleeve for center electrode |
| DE3017106A1 (de) * | 1980-05-03 | 1981-11-05 | Aluminium-Walzwerke Singen Gmbh, 7700 Singen | Verfahren zum herstellen massiv umgeformter leichtmetallgegenstaende sowie formkoerper mit einem leichtmetallteil |
| US4526551A (en) * | 1980-05-30 | 1985-07-02 | Champion Spark Plug Company | Production of electrodes |
| US4684352A (en) * | 1985-03-11 | 1987-08-04 | Champion Spark Plug Company | Method for producing a composite spark plug center electrode |
| US4725254A (en) * | 1986-11-24 | 1988-02-16 | Allied Corporation | Method for manufacturing a center electrode for a spark plug |
| DE9312864U1 (de) * | 1993-08-27 | 1994-12-22 | Robert Bosch Gmbh, 70469 Stuttgart | Fließgepreßte, als Verbundkörper ausgebildete Elektrode |
| DE4424789B4 (de) * | 1993-08-27 | 2006-12-21 | Robert Bosch Gmbh | Verfahren zur Herstellung einer fließgepreßten, als Verbundkörper ausgebildeten Elektrode |
| US5973443A (en) * | 1996-05-06 | 1999-10-26 | Alliedsignal Inc. | Spark plug electrode tip for internal combustion engine |
| US5914057A (en) * | 1997-02-04 | 1999-06-22 | The Nippert Company | Resistance welding electrode and process for making |
| US6047471A (en) | 1997-11-20 | 2000-04-11 | The Nippert Company | Method of making a resistance welding electrode |
| US5980345A (en) * | 1998-07-13 | 1999-11-09 | Alliedsignal Inc. | Spark plug electrode having iridium based sphere and method for manufacturing same |
| FI115009B (fi) * | 2003-03-18 | 2005-02-15 | Waertsilae Finland Oy | Menetelmä polttomoottorin sytytystulpan valmistamiseksi |
| JP4293121B2 (ja) * | 2004-11-29 | 2009-07-08 | 株式会社デンソー | 内燃機関用のスパークプラグ |
| DE102005052425A1 (de) * | 2005-11-03 | 2007-05-10 | Robert Bosch Gmbh | Zündkerzenelektrode und Verfahren zum Herstellen einer Zündkerzenelektrode |
| US20070128463A1 (en) * | 2005-11-09 | 2007-06-07 | Gwendolyn Dixon | multi-alloy monolithic extruded structural member and method of producing thereof |
| US7581304B2 (en) * | 2005-11-18 | 2009-09-01 | Federal-Mogul World Wide, Inc. | Method of forming a spark plug with multi-layer firing tip |
| US8202628B2 (en) | 2006-12-08 | 2012-06-19 | Musashi Seimitsu Kogyo Kabushiki Kaisha | Fusion-bonded product having high-strength part and manufacturing method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2955222A (en) * | 1958-06-25 | 1960-10-04 | Bosch Gmbh Robert | Center electrode structure for spark plugs and process for making the same |
| US3144576A (en) * | 1962-02-14 | 1964-08-11 | Hagmaier Eugen | Spark plug and method of manufacture |
-
1972
- 1972-04-18 JP JP47039350A patent/JPS49630A/ja active Pending
- 1972-08-01 US US00277101A patent/US3803892A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3803892A (en) | 1974-04-16 |
