JPS5947273U - Rotor of step motor for watch - Google Patents

Rotor of step motor for watch

Info

Publication number
JPS5947273U
JPS5947273U JP12362983U JP12362983U JPS5947273U JP S5947273 U JPS5947273 U JP S5947273U JP 12362983 U JP12362983 U JP 12362983U JP 12362983 U JP12362983 U JP 12362983U JP S5947273 U JPS5947273 U JP S5947273U
Authority
JP
Japan
Prior art keywords
rotor
inner diameter
diameter portion
watch
step motor
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
JP12362983U
Other languages
Japanese (ja)
Other versions
JPS622945Y2 (en
Inventor
鹿嶋　義信
Original Assignee
シチズン時計株式会社
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 by シチズン時計株式会社 filed Critical シチズン時計株式会社
Priority to JP12362983U priority Critical patent/JPS5947273U/en
Publication of JPS5947273U publication Critical patent/JPS5947273U/en
Application granted granted Critical
Publication of JPS622945Y2 publication Critical patent/JPS622945Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Permanent Field Magnets Of Synchronous Machinery (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案の実施例を示す時計用ステップモーター
のローターの断面図、 １・・田−ター、２・・・ａ−ター真、３・・・非磁性
金属部材、３ａ・・・内周部内径部分、３ｂ・・・外周
部内径部分、３Ｃ・・・連結部分、３ｄ・・・内底面、
３ｅ’・・・内周部外径部分、４・・・稀土類磁石、４
ａ・・・外径部分、ｓ、ｒ・・・間隙、４ｂ・・・内径
部分。Fig. 1 is a cross-sectional view of a rotor of a step motor for a watch showing an embodiment of the present invention, 1..Ta-tar, 2..-A-tar.3.. Non-magnetic metal member, 3a. Inner circumference inner diameter portion, 3b... outer circumference inner diameter portion, 3C... connecting portion, 3d... inner bottom surface,
3e'... Inner peripheral outer diameter portion, 4... Rare earth magnet, 4
a...Outer diameter portion, s, r...Gap, 4b...Inner diameter portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 異方性の稀土類磁石とローター真とが非磁性金属部材を
介して固定してなるローターに於いて、前記非磁性金属
部材は、前記ローター真と圧入締結するための内周部内
径部分と、前記磁石の外径部分と圧入締結するための外
周部内径部分と、前記内周部内径部分と前記外周部内径
部分とを一体に連結されてなる連結部分とを有し、前記
磁石は前記連結部分の内底面と間隙Ｓを保って前記外周
部内径部分に締結されていることを特徴とする時計用ス
テップモーターのローター。In a rotor in which an anisotropic rare earth magnet and a rotor stem are fixed via a non-magnetic metal member, the non-magnetic metal member has an inner diameter portion of an inner circumferential portion for press-fitting and fastening with the rotor stem. , an outer circumferential inner diameter portion for press-fitting and fastening to an outer circumferential portion of the magnet, and a connecting portion integrally connecting the inner circumferential inner diameter portion and the outer circumferential inner diameter portion; A rotor for a step motor for a watch, characterized in that the rotor is fastened to the inner diameter portion of the outer peripheral portion while maintaining a gap S between the inner bottom surface of the connecting portion and the inner bottom surface of the connecting portion.
JP12362983U 1983-08-09 1983-08-09 Rotor of step motor for watch Granted JPS5947273U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12362983U JPS5947273U (en) 1983-08-09 1983-08-09 Rotor of step motor for watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12362983U JPS5947273U (en) 1983-08-09 1983-08-09 Rotor of step motor for watch

Publications (2)

Publication Number Publication Date
JPS5947273U true JPS5947273U (en) 1984-03-29
JPS622945Y2 JPS622945Y2 (en) 1987-01-23

Family

ID=30282137

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12362983U Granted JPS5947273U (en) 1983-08-09 1983-08-09 Rotor of step motor for watch

Country Status (1)

Country Link
JP (1) JPS5947273U (en)

Also Published As

Publication number Publication date
JPS622945Y2 (en) 1987-01-23

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