DE193246C - - Google Patents
Info
- Publication number
- DE193246C DE193246C DENDAT193246D DE193246DA DE193246C DE 193246 C DE193246 C DE 193246C DE NDAT193246 D DENDAT193246 D DE NDAT193246D DE 193246D A DE193246D A DE 193246DA DE 193246 C DE193246 C DE 193246C
- Authority
- DE
- Germany
- Prior art keywords
- carbon
- abrasive
- compound
- coal
- polishing
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- 238000005296 abrasive Methods 0.000 claims description 6
- 239000003245 coal Substances 0.000 claims description 6
- 238000005498 polishing Methods 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 6
- 239000003082 abrasive agent Substances 0.000 description 3
- 150000001722 carbon compounds Chemical class 0.000 description 2
- 229910001651 emery Inorganic materials 0.000 description 2
- 239000008262 pumice Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 241000189705 Dunedin group Species 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- 210000001138 Tears Anatomy 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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
Landscapes
- Polishing Bodies And Polishing Tools (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE193246C true DE193246C (zh) |
Family
ID=456501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT193246D Active DE193246C (zh) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE193246C (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2267849A1 (de) | 2009-06-25 | 2010-12-29 | Schunk Kohlenstofftechnik GmbH | Kohlebürste |
-
0
- DE DENDAT193246D patent/DE193246C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2267849A1 (de) | 2009-06-25 | 2010-12-29 | Schunk Kohlenstofftechnik GmbH | Kohlebürste |
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