JPS63124072U - - Google Patents

Info

Publication number
JPS63124072U
JPS63124072U JP1443687U JP1443687U JPS63124072U JP S63124072 U JPS63124072 U JP S63124072U JP 1443687 U JP1443687 U JP 1443687U JP 1443687 U JP1443687 U JP 1443687U JP S63124072 U JPS63124072 U JP S63124072U
Authority
JP
Japan
Prior art keywords
rotating shaft
permanent magnets
fixed
holder
adjacent
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
JP1443687U
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 JP1443687U priority Critical patent/JPS63124072U/ja
Publication of JPS63124072U publication Critical patent/JPS63124072U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Permanent Field Magnets Of Synchronous Machinery (AREA)

Description

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

第1図はこの考案による永久磁石式回転子の一
実施例を示す縦断面図、第2図は第1図の―
線断面図、第3図は従来の永久磁石式回転子を示
す電動機の縦断面図、第4図は第3図の―線
断面図である。 図中、4は回転軸、6は回転子、7A〜7Dは
永久磁石、8A〜8Dは保持具、9はキーである
。なお、図中同一符号は同一又は相当部分を示す
Fig. 1 is a vertical sectional view showing an embodiment of the permanent magnet rotor according to this invention, and Fig.
3 is a longitudinal sectional view of an electric motor showing a conventional permanent magnet rotor, and FIG. 4 is a sectional view taken along the line -- in FIG. 3. In the figure, 4 is a rotating shaft, 6 is a rotor, 7A to 7D are permanent magnets, 8A to 8D are holders, and 9 is a key. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転軸と、円環状の保持具と、この保持具の外
周に沿つて隣接して固定された内外面に形成され
た磁極を交互に入れ換えて配置された複数個の永
久磁石とを備え、上記永久磁石が固定された保持
具が複数個上記回転軸の軸方向に挿入され上記軸
方向に隣接する同極の永久磁石同士を所定量外周
方向同一方向にスキユーして上記回転軸に固定し
てなる永久磁石式回転子。
The above-mentioned device comprises a rotating shaft, an annular holder, and a plurality of permanent magnets arranged along the outer periphery of the holder with magnetic poles formed on the inner and outer surfaces fixed adjacent to each other, alternating with each other. A plurality of holders to which permanent magnets are fixed are inserted in the axial direction of the rotating shaft, and fixed to the rotating shaft by skewing the axially adjacent permanent magnets of the same polarity by a predetermined amount in the same direction on the outer circumference. A permanent magnet rotor.
JP1443687U 1987-02-03 1987-02-03 Pending JPS63124072U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1443687U JPS63124072U (en) 1987-02-03 1987-02-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1443687U JPS63124072U (en) 1987-02-03 1987-02-03

Publications (1)

Publication Number Publication Date
JPS63124072U true JPS63124072U (en) 1988-08-12

Family

ID=30804424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1443687U Pending JPS63124072U (en) 1987-02-03 1987-02-03

Country Status (1)

Country Link
JP (1) JPS63124072U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991018439A1 (en) * 1990-05-15 1991-11-28 Fanuc Ltd Structure of rotor of synchronous motor
WO1992017931A1 (en) * 1991-04-02 1992-10-15 Fanuc Ltd Rotor for synchronous motor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5918566B2 (en) * 1980-11-17 1984-04-27 ガルフ・アンド・ウエスタン・マニフアクチユアリング・カンパニ− bearing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5918566B2 (en) * 1980-11-17 1984-04-27 ガルフ・アンド・ウエスタン・マニフアクチユアリング・カンパニ− bearing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991018439A1 (en) * 1990-05-15 1991-11-28 Fanuc Ltd Structure of rotor of synchronous motor
WO1992017931A1 (en) * 1991-04-02 1992-10-15 Fanuc Ltd Rotor for synchronous motor

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