JPH0281924U - - Google Patents
Info
- Publication number
- JPH0281924U JPH0281924U JP1988161592U JP16159288U JPH0281924U JP H0281924 U JPH0281924 U JP H0281924U JP 1988161592 U JP1988161592 U JP 1988161592U JP 16159288 U JP16159288 U JP 16159288U JP H0281924 U JPH0281924 U JP H0281924U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- sleeve
- side magnet
- end surface
- fluid
- 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
- 239000012530 fluid Substances 0.000 claims 2
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
- F16C32/0427—Passive magnetic bearings with permanent magnets on both parts repelling each other for axial load mainly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0402—Bearings not otherwise provided for using magnetic or electric supporting means combined with other supporting means, e.g. hybrid bearings with both magnetic and fluid supporting means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sliding-Contact Bearings (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図はこの考案の動圧流体軸受の一実施例の
軸に沿つた断面図、第２図は変形例の図、第３図
は従来の動圧流体軸受の軸に沿つた断面図である
。 １……軸、１ｂ……端面、３……軸側磁石、４
，２２……スリーブ、４ｃ……内端面、５……ス
リーブ側磁石、７……空気、Ｕ……基本磁石。
軸に沿つた断面図、第２図は変形例の図、第３図
は従来の動圧流体軸受の軸に沿つた断面図である
。 １……軸、１ｂ……端面、３……軸側磁石、４
，２２……スリーブ、４ｃ……内端面、５……ス
リーブ側磁石、７……空気、Ｕ……基本磁石。
Claims (1)
- 【実用新案登録請求の範囲】 互いに嵌合される軸とスリーブの間に流体を満
たし、ラジアル荷重を上記軸とスリーブの相対回
転で上記流体に発生する動圧で支える一方、上記
軸と上記スリーブの間に作用するスラスト荷重を
上記軸の端面に固定した軸側磁石と上記スリーブ
の端面に固定したスリーブ側磁石との間に作用す
る反発力により支えるようにした動圧流体軸受で
あつて、 上記軸側磁石または上記スリーブ側磁石の少な
くとも一方は同一径かつ同一厚さの磁石を積層す
ることにより構成されている動圧流体軸受。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988161592U JPH0281924U (ja) | 1988-12-13 | 1988-12-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988161592U JPH0281924U (ja) | 1988-12-13 | 1988-12-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0281924U true JPH0281924U (ja) | 1990-06-25 |
Family
ID=31444668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988161592U Pending JPH0281924U (ja) | 1988-12-13 | 1988-12-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0281924U (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61294218A (ja) * | 1985-06-24 | 1986-12-25 | Canon Inc | 流体軸受装置 |
-
1988
- 1988-12-13 JP JP1988161592U patent/JPH0281924U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61294218A (ja) * | 1985-06-24 | 1986-12-25 | Canon Inc | 流体軸受装置 |