JPS646618U - - Google Patents
Info
- Publication number
- JPS646618U JPS646618U JP1987099517U JP9951787U JPS646618U JP S646618 U JPS646618 U JP S646618U JP 1987099517 U JP1987099517 U JP 1987099517U JP 9951787 U JP9951787 U JP 9951787U JP S646618 U JPS646618 U JP S646618U
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- optical deflector
- type optical
- magnetic bearing
- bearing type
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 claims 1
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)
- Mechanical Optical Scanning Systems (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
第１図は本考案の一実施例に係る空気磁気軸受
型光偏向器の縦断面図、第２図は第１図のＡ―Ａ
′線断面図、第３図は従来例に係る空気磁気軸受
型光偏向器の縦断面図、第４図は第３図Ａ―Ａ′
線断面図である。 １６……ロータマグネツト、２５ａ……開スロ
ツト、２６……リング状部材。
型光偏向器の縦断面図、第２図は第１図のＡ―Ａ
′線断面図、第３図は従来例に係る空気磁気軸受
型光偏向器の縦断面図、第４図は第３図Ａ―Ａ′
線断面図である。 １６……ロータマグネツト、２５ａ……開スロ
ツト、２６……リング状部材。
Claims (1)
- 【実用新案登録請求の範囲】 (1) 固定軸先端のマグネツトと、ケース上壁内
面のマグネツトにより、互いに反発するように挾
持されたマグネツトを先端部に持ち、この反発力
により浮上し、駆動源により回転される回転体を
有し、且つ回転体のモータ方式がインナーロータ
型で、スロツト鉄心が開スロツトである空気磁気
軸受型光偏向器において、ロータマグネツトと同
心円状の内径部を有するリング状部材を開スロツ
トの内面に装着したことを特徴とする空気磁気軸
受型光偏向器。 (2) リング状部材は非磁性体で構成されている
ことを特徴とする実用新案登録請求の範囲第(1)
項記載の空気磁気軸受型光偏向器。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987099517U JPS646618U (ja) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987099517U JPS646618U (ja) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS646618U true JPS646618U (ja) | 1989-01-13 |
Family
ID=31326749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987099517U Pending JPS646618U (ja) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS646618U (ja) |
-
1987
- 1987-06-30 JP JP1987099517U patent/JPS646618U/ja active Pending