JPS6398606U - - Google Patents

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Publication number
JPS6398606U
JPS6398606U JP19537486U JP19537486U JPS6398606U JP S6398606 U JPS6398606 U JP S6398606U JP 19537486 U JP19537486 U JP 19537486U JP 19537486 U JP19537486 U JP 19537486U JP S6398606 U JPS6398606 U JP S6398606U
Authority
JP
Japan
Prior art keywords
outer circumferential
magnet
diameter
outer diameter
inner diameter
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.)
Granted
Application number
JP19537486U
Other languages
Japanese (ja)
Other versions
JPH0726804Y2 (en
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 JP1986195374U priority Critical patent/JPH0726804Y2/en
Publication of JPS6398606U publication Critical patent/JPS6398606U/ja
Application granted granted Critical
Publication of JPH0726804Y2 publication Critical patent/JPH0726804Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Permanent Field Magnets Of Synchronous Machinery (AREA)

Description

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

図―１は、円筒形外周多極磁石の説明図でａは
斜視図、ｂはその断面図で磁石内の磁束の分布を
示す。図―２は、円筒形外周多極磁石を着磁する
ための着磁器を説明するための図で、ａは横断面
図、ｂは縦断面図を示す図。図―３は、本考案の
円筒形磁石の外径内径寸法と表面磁束密度の関係
を説明するための図。 １……金型のダイ、２……金型の中芯、３……
着磁電磁石のポールピース、４……着磁電磁石の
励磁用コイル、５……永久磁石粉末、６……金型
上パンチ、７……金型下パンチ、８……着磁電磁
石のヨーク。 Figure 1 is an explanatory diagram of a cylindrical outer circumferential multipolar magnet, where a is a perspective view and b is a cross-sectional view showing the distribution of magnetic flux within the magnet. FIG. 2 is a diagram for explaining a magnetizer for magnetizing a cylindrical outer circumferential multipolar magnet, in which a is a cross-sectional view and b is a vertical cross-sectional view. FIG. 3 is a diagram for explaining the relationship between the outer diameter and inner diameter dimensions of the cylindrical magnet of the present invention and the surface magnetic flux density. 1... Die of the mold, 2... Center core of the mold, 3...
Pole piece of the magnetizing electromagnet, 4...Excitation coil of the magnetizing electromagnet, 5...Permanent magnet powder, 6...Mold upper punch, 7...Mold lower punch, 8...Yoke of the magnetizing electromagnet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 磁石の外周面に複数の磁極を有する円筒形外周
方向多極磁石において、その外径が１２mm以下で
内径対外径の寸法比を内径／外径＝０．３５ない
し０．５とすることにより、表面磁束密度を有効
に得ることを特徴とする円筒形外周多極磁石。 In a cylindrical outer circumferential multipolar magnet having a plurality of magnetic poles on the outer circumferential surface of the magnet, by setting the outer diameter to 12 mm or less and the dimensional ratio of inner diameter to outer diameter to inner diameter / outer diameter = 0.35 to 0.5, A cylindrical outer circumferential multipolar magnet characterized by effectively obtaining surface magnetic flux density.
JP1986195374U 1986-12-18 1986-12-18 Cylindrical outer peripheral multi-pole magnet Expired - Lifetime JPH0726804Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986195374U JPH0726804Y2 (en) 1986-12-18 1986-12-18 Cylindrical outer peripheral multi-pole magnet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986195374U JPH0726804Y2 (en) 1986-12-18 1986-12-18 Cylindrical outer peripheral multi-pole magnet

Publications (2)

Publication Number Publication Date
JPS6398606U true JPS6398606U (en) 1988-06-25
JPH0726804Y2 JPH0726804Y2 (en) 1995-06-14

Family

ID=31153205

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986195374U Expired - Lifetime JPH0726804Y2 (en) 1986-12-18 1986-12-18 Cylindrical outer peripheral multi-pole magnet

Country Status (1)

Country Link
JP (1) JPH0726804Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08111968A (en) * 1994-10-12 1996-04-30 Mitsubishi Electric Corp Permanent-magnet type synchronous motor
WO2015159882A1 (en) * 2014-04-16 2015-10-22 並木精密宝石株式会社 SmCo-BASED RARE EARTH SINTERED MAGNET

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5656159A (en) * 1979-10-15 1981-05-18 Takagi Kogyo Kk Manufacture of peripheral pole asymmetric magnet for motor
JPS57128909A (en) * 1981-02-03 1982-08-10 Tohoku Metal Ind Ltd Manufacture of permanent magnet having a plurality of radial magnetic dipoles

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5656159A (en) * 1979-10-15 1981-05-18 Takagi Kogyo Kk Manufacture of peripheral pole asymmetric magnet for motor
JPS57128909A (en) * 1981-02-03 1982-08-10 Tohoku Metal Ind Ltd Manufacture of permanent magnet having a plurality of radial magnetic dipoles

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08111968A (en) * 1994-10-12 1996-04-30 Mitsubishi Electric Corp Permanent-magnet type synchronous motor
WO2015159882A1 (en) * 2014-04-16 2015-10-22 並木精密宝石株式会社 SmCo-BASED RARE EARTH SINTERED MAGNET
CN106233402A (en) * 2014-04-16 2016-12-14 并木精密宝石株式会社 SmCo based rare earth sintered magnet
JPWO2015159882A1 (en) * 2014-04-16 2017-04-13 並木精密宝石株式会社 SmCo rare earth sintered magnet

Also Published As

Publication number Publication date
JPH0726804Y2 (en) 1995-06-14

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