JPH02110980U - - Google Patents

Info

Publication number
JPH02110980U
JPH02110980U JP1726189U JP1726189U JPH02110980U JP H02110980 U JPH02110980 U JP H02110980U JP 1726189 U JP1726189 U JP 1726189U JP 1726189 U JP1726189 U JP 1726189U JP H02110980 U JPH02110980 U JP H02110980U
Authority
JP
Japan
Prior art keywords
magnet
housing
attached
rotating
rotating member
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
Application number
JP1726189U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1726189U priority Critical patent/JPH02110980U/ja
Publication of JPH02110980U publication Critical patent/JPH02110980U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Motor Or Generator Frames (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一実施例の縦断面図、第２図
は本考案の他の実施例の要部縦断面図、第３図は
従来の回転ユニツトの縦断面図、第４図は回転ユ
ニツトの一使用態様を説明する側面図である。 １，１０はハウジング、３，３０は回転部材、
９ａ，４２はロータ、９ｂ，４３はステータ、５
０，５１は磁石、５３は弾性体。 Fig. 1 is a longitudinal sectional view of one embodiment of the present invention, Fig. 2 is a longitudinal sectional view of main parts of another embodiment of the invention, Fig. 3 is a longitudinal sectional view of a conventional rotating unit, and Fig. 4 is a longitudinal sectional view of a conventional rotating unit. FIG. 3 is a side view illustrating one usage mode of the rotating unit. 1 and 10 are housings, 3 and 30 are rotating members,
9a, 42 are rotors, 9b, 43 are stators, 5
0 and 51 are magnets, and 53 is an elastic body.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ハウジング内に配設した回転部材はハウジング
に動圧軸受を介して支持され、前記回転部材に取
り付けたロータはハウジングに取り付けたステー
タと対向する回転ユニツトにおいて、前記回転部
材の上面に取り付けた一方の磁石はハウジングに
取り付けた他方の磁石と軸方向に対向し、前記一
方の磁石と他方の磁石との対向面はいずれも同極
であり、前記一方の磁石と他方の磁石との少なく
とも一方は弾性支持されていることを特徴とする
回転ユニツト。 A rotating member disposed within the housing is supported by the housing via a hydrodynamic bearing, and a rotor attached to the rotating member is mounted on one of the rotating members attached to the upper surface of the rotating member in a rotating unit facing a stator attached to the housing. The magnet faces the other magnet attached to the housing in the axial direction, the opposing surfaces of the one magnet and the other magnet both have the same polarity, and at least one of the one magnet and the other magnet is elastic. A rotating unit characterized by being supported.
JP1726189U 1989-02-16 1989-02-16 Pending JPH02110980U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1726189U JPH02110980U (en) 1989-02-16 1989-02-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1726189U JPH02110980U (en) 1989-02-16 1989-02-16

Publications (1)

Publication Number Publication Date
JPH02110980U true JPH02110980U (en) 1990-09-05

Family

ID=31230886

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1726189U Pending JPH02110980U (en) 1989-02-16 1989-02-16

Country Status (1)

Country Link
JP (1) JPH02110980U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08205459A (en) * 1995-01-26 1996-08-09 Toshiba Corp Hydrodynamic bearing type motor and scanner motor for driving polygon mirror
WO2001006621A1 (en) * 1999-07-14 2001-01-25 Sumitomo Electric Industries, Ltd. Spindle motor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5612831A (en) * 1979-07-09 1981-02-07 Nakano Bussan Kk Tubular potary electric machine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5612831A (en) * 1979-07-09 1981-02-07 Nakano Bussan Kk Tubular potary electric machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08205459A (en) * 1995-01-26 1996-08-09 Toshiba Corp Hydrodynamic bearing type motor and scanner motor for driving polygon mirror
WO2001006621A1 (en) * 1999-07-14 2001-01-25 Sumitomo Electric Industries, Ltd. Spindle motor

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