CN1256534A - Superhigh current carrying density wiper and its manufacture - Google Patents
Superhigh current carrying density wiper and its manufacture Download PDFInfo
- Publication number
- CN1256534A CN1256534A CN 99127010 CN99127010A CN1256534A CN 1256534 A CN1256534 A CN 1256534A CN 99127010 CN99127010 CN 99127010 CN 99127010 A CN99127010 A CN 99127010A CN 1256534 A CN1256534 A CN 1256534A
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- silver
- copper
- current carrying
- content
- 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.)
- Granted
Links
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- Powder Metallurgy (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
Description
Embodiment 1 | Embodiment 2 | Embodiment 3 | |
Copper powder wt% | ????70 | ????77 | ?????80 |
Silver powder wt% | ????25 | ????13 | ?????10 |
Graphite powder wt% | ????5 | ????10 | ?????10 |
Copper carbon fiber wt% | (0.03 adding) | (0.10 adding) | (0.15 adding) |
Silver-plated carbon fiber wt% | (0.06 adding) | (0.20 adding) | (0.30 adding) |
Washing oil wt% | (0.20 adding) | (0.20 adding) | (0.20 adding) |
Bulk density g/cm 3 | ????5.75 | ????5.6 | ?????5.73 |
Rockwell hardness HR10/40 | ????57.5 | ????58.5 | ?????57 |
Resistance Ω mm 2/m | ????0.0636 | ????0.0742 | ?????0.106 |
Nominal current density A/cm 2 | ????>45 | ????>45 | ?????>45 |
Coefficient of friction | ????0.18 | ????0.18 | ?????0.18 |
Wear rate mm/50H | ????0.10 | ????0.05 | ?????0.055 |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 99127010 CN1091315C (en) | 1999-12-29 | 1999-12-29 | Superhigh current carrying density wiper and its manufacture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 99127010 CN1091315C (en) | 1999-12-29 | 1999-12-29 | Superhigh current carrying density wiper and its manufacture |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1256534A true CN1256534A (en) | 2000-06-14 |
CN1091315C CN1091315C (en) | 2002-09-18 |
Family
ID=5284669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 99127010 Expired - Fee Related CN1091315C (en) | 1999-12-29 | 1999-12-29 | Superhigh current carrying density wiper and its manufacture |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1091315C (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100388570C (en) * | 2006-05-27 | 2008-05-14 | 合肥工业大学 | Brush in composite material of carbon fiber and graphite based on silver |
CN102931560A (en) * | 2012-11-21 | 2013-02-13 | 天津市贝特瑞新能源科技有限公司 | Brush material with excellent performance, and preparation method and application thereof |
-
1999
- 1999-12-29 CN CN 99127010 patent/CN1091315C/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100388570C (en) * | 2006-05-27 | 2008-05-14 | 合肥工业大学 | Brush in composite material of carbon fiber and graphite based on silver |
CN102931560A (en) * | 2012-11-21 | 2013-02-13 | 天津市贝特瑞新能源科技有限公司 | Brush material with excellent performance, and preparation method and application thereof |
CN102931560B (en) * | 2012-11-21 | 2015-07-22 | 天津市贝特瑞新能源科技有限公司 | Brush material with excellent performance, and preparation method and application thereof |
Also Published As
Publication number | Publication date |
---|---|
CN1091315C (en) | 2002-09-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: BAOSHAN IRON & STEEL CO., LTD. Free format text: FORMER OWNER: SHANGHAI BAO STEEL GROUP IRON AND STEEL CO LTD |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20011024 Address after: Orchard, Fujin Road, Baoshan District, Shanghai Applicant after: Baoshan Iron & Steel Co., Ltd. Co-applicant after: Shanghai Hudong Electrical Carbon Factory Address before: No. 370 Pu circuit, Shanghai, Pudong New Area Applicant before: Baoshan Iron and Steel Group Co., Shanghai Co-applicant before: Shanghai Hudong Electrical Carbon Factory |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020918 Termination date: 20151229 |
|
EXPY | Termination of patent right or utility model |