JPH0439323U - - Google Patents
Info
- Publication number
- JPH0439323U JPH0439323U JP7992990U JP7992990U JPH0439323U JP H0439323 U JPH0439323 U JP H0439323U JP 7992990 U JP7992990 U JP 7992990U JP 7992990 U JP7992990 U JP 7992990U JP H0439323 U JPH0439323 U JP H0439323U
- Authority
- JP
- Japan
- Prior art keywords
- corrosion
- current
- outer ring
- inner ring
- bearing device
- 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.)
- Pending
Links
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims 6
- 238000005260 corrosion Methods 0.000 claims 6
- 239000000463 material Substances 0.000 claims 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 239000004020 conductor Substances 0.000 claims 2
- 239000000314 lubricant Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図はこの考案の通電軸受装置における一実
施例の要部断面図、第２図は他の実施例に係る要
部断面図、第３図は従来例における通電リングの
説明図である。
１１……外輪、１２……内輪、１３……転動体
、１４……保持器、１５……シールド、１６……
外周面、１７，１９……外端面、１９……内周面
、２０，２１……外端面、２２，２３……チヤン
フア。
FIG. 1 is a sectional view of a main part of one embodiment of the current-carrying bearing device of this invention, FIG. 2 is a sectional view of a main part of another embodiment, and FIG. 3 is an explanatory diagram of a current-carrying ring in a conventional example. 11... Outer ring, 12... Inner ring, 13... Rolling element, 14... Cage, 15... Shield, 16...
Outer circumferential surface, 17, 19... Outer end surface, 19... Inner circumferential surface, 20, 21... Outer end surface, 22, 23... Chamfer.
Claims (1)
との間に設置される通電軸受装置であつて、 上記ハウジングに取り付けられると共に導電性
と耐食性を有する材料で形成された外輪と、 上記軸に取り付けられると共に導電性と耐食性
を有する材料で形成された内輪と、 上記外輪と内輪との間に介在すると共に、上記
外輪および内輪よりも高い硬度を有するカーボン
で形成された転動体と、 上記転動体を保持すると共に、耐食性を有する
材料で形成された保持器を備え、 上記外輪のハウジングとの取付側および上記内
輪の軸との取付側のうち所定の領域に絶縁膜を形
成し、 上記外輪の内周面と外周面との間に潤滑剤を充
填してないことを特徴とする通電軸受装置。 (2) 請求項１に記載の通電軸受装置において、
上記絶縁膜は絶縁性の酸化膜であることを特徴と
する通電軸受装置。 (3) 導電性と耐食性を有する材料で形成された
外輪と、 導電性と耐食性を有する材料で形成された内輪
と、 上記外輪と内輪との間に介在すると共に、上記
外輪および内輪よりも高い硬度を有するカーボン
で形成された転動体と、 上記転動体を保持すると共に、耐食性を有する
材料で形成された保持器を備え、 上記外輪および内輪のチヤンフア部のうち少な
くとも一箇所にチヤンフア部に絶縁性の酸化膜を
形成したことを特徴とする通電軸受装置。[Claims for Utility Model Registration] (1) A current-carrying bearing device installed between a housing made of a conductive material and a shaft made of a conductive material, which is attached to the housing and made of a material having conductivity and corrosion resistance. an inner ring attached to the shaft and made of a conductive and corrosion-resistant material; and an inner ring made of carbon that is interposed between the outer ring and the inner ring and has a hardness higher than that of the outer ring and the inner ring. a retainer that holds the rolling elements and is made of a corrosion-resistant material; A current-carrying bearing device characterized in that an insulating film is formed on the outer ring, and no lubricant is filled between the inner circumferential surface and the outer circumferential surface of the outer ring. (2) In the current-carrying bearing device according to claim 1,
A current-carrying bearing device characterized in that the insulating film is an insulating oxide film. (3) an outer ring made of a material that is conductive and corrosion resistant; an inner ring made of a material that is electrically conductive and corrosion resistant; It is equipped with rolling elements made of carbon having hardness, and a cage that holds the rolling elements and is made of a corrosion-resistant material, and is insulated at at least one of the channel parts of the outer ring and the inner ring. 1. A current-carrying bearing device characterized by forming a transparent oxide film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7992990U JPH0439323U (en) | 1990-07-25 | 1990-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7992990U JPH0439323U (en) | 1990-07-25 | 1990-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0439323U true JPH0439323U (en) | 1992-04-03 |
Family
ID=31624536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7992990U Pending JPH0439323U (en) | 1990-07-25 | 1990-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0439323U (en) |
-
1990
- 1990-07-25 JP JP7992990U patent/JPH0439323U/ja active Pending
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