IT964329B - METHOD FOR MANUFACTURING AS A PRINTED PIECE OF DOUBLE-LAYERED CONTACT ELEMENTS - Google Patents
METHOD FOR MANUFACTURING AS A PRINTED PIECE OF DOUBLE-LAYERED CONTACT ELEMENTSInfo
- Publication number
- IT964329B IT964329B IT28580/72A IT2858072A IT964329B IT 964329 B IT964329 B IT 964329B IT 28580/72 A IT28580/72 A IT 28580/72A IT 2858072 A IT2858072 A IT 2858072A IT 964329 B IT964329 B IT 964329B
- Authority
- IT
- Italy
- Prior art keywords
- double
- manufacturing
- contact elements
- printed piece
- layered contact
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/021—Composite material
- H01H1/023—Composite material having a noble metal as the basic material
- H01H1/0233—Composite material having a noble metal as the basic material and containing carbides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49204—Contact or terminal manufacturing
- Y10T29/49206—Contact or terminal manufacturing by powder metallurgy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49204—Contact or terminal manufacturing
- Y10T29/49208—Contact or terminal manufacturing by assembling plural parts
- Y10T29/4921—Contact or terminal manufacturing by assembling plural parts with bonding
- Y10T29/49211—Contact or terminal manufacturing by assembling plural parts with bonding of fused material
- Y10T29/49213—Metal
- Y10T29/49215—Metal by impregnating a porous mass
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2143844A DE2143844C3 (en) | 1971-09-01 | 1971-09-01 | Process for the production of two-layer contact pieces as a molded part |
Publications (1)
Publication Number | Publication Date |
---|---|
IT964329B true IT964329B (en) | 1974-01-21 |
Family
ID=5818395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT28580/72A IT964329B (en) | 1971-09-01 | 1972-08-29 | METHOD FOR MANUFACTURING AS A PRINTED PIECE OF DOUBLE-LAYERED CONTACT ELEMENTS |
Country Status (8)
Country | Link |
---|---|
US (1) | US3864827A (en) |
JP (1) | JPS5138062B2 (en) |
AT (1) | AT318053B (en) |
CH (1) | CH562649A5 (en) |
DE (1) | DE2143844C3 (en) |
FR (1) | FR2151009B1 (en) |
GB (1) | GB1407253A (en) |
IT (1) | IT964329B (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2718975C3 (en) * | 1977-04-28 | 1981-11-26 | SIEMENS AG AAAAA, 1000 Berlin und 8000 München | Method for producing a contact bridge |
US4162160A (en) * | 1977-08-25 | 1979-07-24 | Fansteel Inc. | Electrical contact material and method for making the same |
US4270266A (en) * | 1978-09-14 | 1981-06-02 | General Motors Corporation | Method of making a dielectric containing material for RF suppression |
JPS5688209A (en) * | 1979-12-21 | 1981-07-17 | Tokyo Shibaura Electric Co | Electric contactor |
US4412642A (en) * | 1982-03-15 | 1983-11-01 | Western Electric Co., Inc. | Cast solder leads for leadless semiconductor circuits |
JPS6054124A (en) * | 1983-09-02 | 1985-03-28 | 株式会社日立製作所 | Vacuum breaker |
FR2601186B1 (en) * | 1986-07-01 | 1995-06-23 | Sprague France | POROUS TANTALUM ANODE FOR TANTALUM CAPACITOR AND MANUFACTURING METHOD THEREOF |
US5020217A (en) * | 1990-02-06 | 1991-06-04 | General Electric Company | Methods for fabricating an electrical contact |
US5831186A (en) * | 1996-04-01 | 1998-11-03 | Square D Company | Electrical contact for use in a circuit breaker and a method of manufacturing thereof |
DE102008056263A1 (en) * | 2008-11-06 | 2010-05-27 | Ami Doduco Gmbh | Process for producing a semifinished product and semifinished product for electrical contacts and contact piece |
DE102008056264A1 (en) * | 2008-11-06 | 2010-05-27 | Ami Doduco Gmbh | Process for producing a semifinished product and semifinished product for electrical contacts and contact piece |
DE102011111300A1 (en) * | 2011-08-26 | 2013-02-28 | Umicore Ag & Co. Kg | Process for producing a semifinished product for electrical contacts and contact piece |
CN102522229B (en) * | 2011-12-30 | 2014-10-29 | 浙江天银合金技术有限公司 | Production process of silver-tungsten carbide and silver-nickel-copper compounded electric contact |
CN102737864B (en) * | 2012-06-29 | 2015-04-08 | 浙江天银合金技术有限公司 | Silver tungsten carbon graphite electric contact terminal and production process thereof |
CN103762099B (en) * | 2013-12-20 | 2016-06-22 | 宁波赛特勒电子有限公司 | A kind of money base composite oxides electric contact material and application thereof |
EP3694676B1 (en) * | 2017-10-11 | 2022-11-23 | Magna International Inc. | Welding electrode with radial-serrated weld face ; method of using such welding electrode for welding a workpiece ; system for and method of forming or reforming the weld face of such welding electrode |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2641670A (en) * | 1950-08-22 | 1953-06-09 | Gibson Electric Company | Serrated contact |
FR1079067A (en) * | 1952-02-28 | 1954-11-25 | Westinghouse Electric Corp | Electrical contacts |
US2694126A (en) * | 1952-02-28 | 1954-11-09 | Westinghouse Electric Corp | Electrical contact member |
US3254189A (en) * | 1961-05-15 | 1966-05-31 | Westinghouse Electric Corp | Electrical contact members having a plurality of refractory metal fibers embedded therein |
DE1209223B (en) * | 1961-09-26 | 1966-01-20 | Siemens Ag | Sintered contact bodies with two or more layers |
DE1248303B (en) * | 1962-03-15 | 1967-08-24 | Siemens Ag | Electrical, easily solderable two-layer sintered contact body with great welding security |
US3359623A (en) * | 1965-05-13 | 1967-12-26 | Talon Inc | Method for making refractory metal contacts having integral welding surfaces thereon |
FR1488488A (en) * | 1965-07-20 | 1967-11-02 | ||
DE1558647B2 (en) * | 1967-08-05 | 1972-03-09 | Siemens Ag | HETEROGENIC PENETRATING COMPOSITE METAL AS CONTACT MATERIAL FOR VACUUM SWITCHES |
US3511953A (en) * | 1968-06-06 | 1970-05-12 | Guardian Electric Mfg Co | Silver rhenium electric contacts |
-
1971
- 1971-09-01 DE DE2143844A patent/DE2143844C3/en not_active Expired
-
1972
- 1972-08-04 CH CH1156872A patent/CH562649A5/xx not_active IP Right Cessation
- 1972-08-14 AT AT699272A patent/AT318053B/en not_active IP Right Cessation
- 1972-08-24 US US283409A patent/US3864827A/en not_active Expired - Lifetime
- 1972-08-29 IT IT28580/72A patent/IT964329B/en active
- 1972-08-30 GB GB4027172A patent/GB1407253A/en not_active Expired
- 1972-08-30 FR FR7230849A patent/FR2151009B1/fr not_active Expired
- 1972-09-01 JP JP47087862A patent/JPS5138062B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2143844B2 (en) | 1973-11-15 |
AT318053B (en) | 1974-09-25 |
GB1407253A (en) | 1975-09-24 |
JPS5138062B2 (en) | 1976-10-19 |
JPS4857165A (en) | 1973-08-10 |
DE2143844A1 (en) | 1973-04-12 |
FR2151009B1 (en) | 1976-01-23 |
CH562649A5 (en) | 1975-06-13 |
DE2143844C3 (en) | 1979-09-13 |
US3864827A (en) | 1975-02-11 |
FR2151009A1 (en) | 1973-04-13 |
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