GB592356A - Improvements in and relating to electric contact elements - Google Patents
Improvements in and relating to electric contact elementsInfo
- Publication number
- GB592356A GB592356A GB19416/44A GB1941644A GB592356A GB 592356 A GB592356 A GB 592356A GB 19416/44 A GB19416/44 A GB 19416/44A GB 1941644 A GB1941644 A GB 1941644A GB 592356 A GB592356 A GB 592356A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- contact elements
- electric contact
- metal
- sulphide
- 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
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
- H01R39/20—Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof
- H01R39/22—Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof incorporating lubricating or polishing ingredient
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/04—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of carbon-silicon compounds, carbon or silicon
-
- 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
- H01H1/027—Composite material containing carbon particles or fibres
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Motor Or Generator Current Collectors (AREA)
- Conductive Materials (AREA)
- Contacts (AREA)
Abstract
A contact or brush consists of carbonaceous material and metal, e.g., copper finely powdered with a sulphide of another metal of lower melting point, e.g., silver, cadmium, molybdenum, zinc or lead. The sulphide may be formed from sulphur and metal during the manufacture of the brush.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US505535A US2418810A (en) | 1943-10-08 | 1943-10-08 | Contact element |
Publications (1)
Publication Number | Publication Date |
---|---|
GB592356A true GB592356A (en) | 1947-09-16 |
Family
ID=24010706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB19416/44A Expired GB592356A (en) | 1943-10-08 | 1944-10-09 | Improvements in and relating to electric contact elements |
Country Status (2)
Country | Link |
---|---|
US (1) | US2418810A (en) |
GB (1) | GB592356A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1125537B (en) * | 1955-05-10 | 1962-03-15 | Gen Electric | Contact brush made of carbon for electrical machines |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2599582A (en) * | 1952-06-10 | Method for producing impregnated | ||
US2854597A (en) * | 1955-01-24 | 1958-09-30 | Bendix Aviat Corp | Lubrication of rubbing surfaces |
DE1174895B (en) * | 1958-04-29 | 1964-07-30 | Lorraine Carbone | Carbon brushes for electrical purposes, particularly for use at high altitudes and in dilute atmospheres, and processes for their manufacture |
US3003975A (en) * | 1958-11-26 | 1961-10-10 | Myron A Coler | Conductive plastic composition and method of making the same |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1121960A (en) * | 1910-10-12 | 1914-12-22 | Gen Electric | Molded metallic article and method of making the same. |
-
1943
- 1943-10-08 US US505535A patent/US2418810A/en not_active Expired - Lifetime
-
1944
- 1944-10-09 GB GB19416/44A patent/GB592356A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1125537B (en) * | 1955-05-10 | 1962-03-15 | Gen Electric | Contact brush made of carbon for electrical machines |
Also Published As
Publication number | Publication date |
---|---|
US2418810A (en) | 1947-04-15 |
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