JPH0182664U - - Google Patents
Info
- Publication number
- JPH0182664U JPH0182664U JP1987176851U JP17685187U JPH0182664U JP H0182664 U JPH0182664 U JP H0182664U JP 1987176851 U JP1987176851 U JP 1987176851U JP 17685187 U JP17685187 U JP 17685187U JP H0182664 U JPH0182664 U JP H0182664U
- Authority
- JP
- Japan
- Prior art keywords
- fixed shaft
- dynamic pressure
- pressure flow
- fluid groove
- aluminum
- 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 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 239000011572 manganese Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Sliding-Contact Bearings (AREA)
- Brushless Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Description
第１図及び第２図は本考案の一実施例を示すも
ので、第１図は全体の縦断面図、第２図は回転子
の着磁状態を示す模式図である。また、第３図は
従来例を示す第１図相当図である。
図中、１はモータ基体、４は固定軸、８は流体
溝、２０は回転子である。
FIGS. 1 and 2 show an embodiment of the present invention, with FIG. 1 being a longitudinal sectional view of the whole, and FIG. 2 being a schematic diagram showing the magnetized state of the rotor. Further, FIG. 3 is a diagram corresponding to FIG. 1 showing a conventional example. In the figure, 1 is a motor base, 4 is a fixed shaft, 8 is a fluid groove, and 20 is a rotor.
Claims (1)
外周面に形成された固定軸と、前記固定軸に回転
可能に装着され自身の回転に応じて前記流体溝と
の間に動圧流を発生させることにより流体軸受を
形成する筒状の回転子とを備えたものであつて、
前記回転子全体を、マンガン及びアルミニウムを
主体とする合金から成るマグネツトにより形成し
たことを特徴とするモータ。 A fixed shaft that is provided on the motor base and has a fluid groove for generating a dynamic pressure flow formed on its outer peripheral surface, and a fixed shaft that is rotatably attached to the fixed shaft and generates a dynamic pressure flow between it and the fluid groove according to its rotation. and a cylindrical rotor forming a hydrodynamic bearing,
A motor characterized in that the entire rotor is formed of a magnet made of an alloy mainly containing manganese and aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987176851U JPH0182664U (en) | 1987-11-19 | 1987-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987176851U JPH0182664U (en) | 1987-11-19 | 1987-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0182664U true JPH0182664U (en) | 1989-06-01 |
Family
ID=31468550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987176851U Pending JPH0182664U (en) | 1987-11-19 | 1987-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0182664U (en) |
-
1987
- 1987-11-19 JP JP1987176851U patent/JPH0182664U/ja active Pending
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