JPS60613U - electromagnet device - Google Patents

electromagnet device

Info

Publication number
JPS60613U
JPS60613U JP6836284U JP6836284U JPS60613U JP S60613 U JPS60613 U JP S60613U JP 6836284 U JP6836284 U JP 6836284U JP 6836284 U JP6836284 U JP 6836284U JP S60613 U JPS60613 U JP S60613U
Authority
JP
Japan
Prior art keywords
yoke
permanent magnet
sets
magnetic
members
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
JP6836284U
Other languages
Japanese (ja)
Inventor
打土井 正憲
宮川 秀明
哲也 田口
真下 行夫
智 渡辺
Original Assignee
キヤノン株式会社
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 キヤノン株式会社 filed Critical キヤノン株式会社
Priority to JP6836284U priority Critical patent/JPS60613U/en
Publication of JPS60613U publication Critical patent/JPS60613U/en
Pending legal-status Critical Current

Links

Landscapes

  • Diaphragms For Cameras (AREA)
  • Control Of Position Or Direction (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) [Abstract] 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 drawings]

第1図は本考案による制御方式に用いる電磁駆動装置の
一実施例を示す構成図、第2図は第1図の装置の等価回
路、第3図は本考案の他の実施例を示す構成図、第4図
は本考案による制御方式の一応用例を示す回路接続図で
ある。 補正 昭59. 6. 8 実用新案登録請求の範囲、図面の簡単な説明を次のよう
に補正する。 O実用新案登録請求の範囲 機器の機能部材を構成するアーマチュアを、このアーマ
チュアに作用するバネの付勢力に抗して、記励磁コイル
に供給することにより、該励磁コイルを励磁して前記ヨ
ークのバイパス磁路を磁路とする前記永久磁石の磁束と
は反対方向の磁束を所定時間発生させて前記アーマチュ
アの吸着を解除させ、前記トランジスターが前記駆動信
号の終了にて不道通2なった。L−去には、ズ、たナー
γド曲卯ヨー第3図(刀   第3 図(b’)
Fig. 1 is a block diagram showing one embodiment of an electromagnetic drive device used in the control method according to the present invention, Fig. 2 is an equivalent circuit of the device shown in Fig. 1, and Fig. 3 is a configuration diagram showing another embodiment of the present invention. 4 are circuit connection diagrams showing an application example of the control method according to the present invention. Correction 1982. 6. 8. The scope of claims for utility model registration and the brief description of the drawings are amended as follows. O Utility Model Registration Claims By supplying an armature constituting a functional member of the device to the excitation coil against the biasing force of a spring acting on the armature, the excitation coil is energized and the yoke is activated. A magnetic flux in the opposite direction to the magnetic flux of the permanent magnet having a bypass magnetic path as a magnetic path is generated for a predetermined period of time to release the armature from adsorption, and the transistor becomes non-conductive 2 at the end of the drive signal. L-Leaving is Zu, Tana γd Curved Uyo Fig. 3 (Sword Fig. 3 (b')

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 少な(ともヨーク、永久磁石及び励磁線輪から成る永久
磁石付電磁石において、前記ヨークは少なくとも2本の
磁性部材にて構成し、この磁性部材には前記永久磁石の
各異極が接合するように構成すると共に両端を開形状に
形成し、一方、該ヨークの磁性部材の両端位置にはカメ
ラの機能部材を構成する2組のアーマチュアを配置し、
この各アーマチュアには略反ヨーク方向にバネ付勢する
バネを構成し、2組のアーマチュアが該ヨークの磁性部
材の両端に各々吸着された状態にて永久磁石による2組
の磁束閉ループが形成されることを特徴とする電磁石装
置。
In an electromagnet with a permanent magnet consisting of a yoke, a permanent magnet, and an excitation wire ring, the yoke is composed of at least two magnetic members, and each of the different poles of the permanent magnet is connected to the magnetic members. and both ends are formed in an open shape, while two sets of armatures constituting functional members of the camera are arranged at both ends of the magnetic member of the yoke,
Each armature is configured with a spring that biases the spring substantially in a direction opposite to the yoke, and two sets of magnetic flux closed loops are formed by permanent magnets when the two sets of armatures are attracted to both ends of the magnetic member of the yoke. An electromagnetic device characterized by:
JP6836284U 1984-05-10 1984-05-10 electromagnet device Pending JPS60613U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6836284U JPS60613U (en) 1984-05-10 1984-05-10 electromagnet device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6836284U JPS60613U (en) 1984-05-10 1984-05-10 electromagnet device

Publications (1)

Publication Number Publication Date
JPS60613U true JPS60613U (en) 1985-01-07

Family

ID=30198537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6836284U Pending JPS60613U (en) 1984-05-10 1984-05-10 electromagnet device

Country Status (1)

Country Link
JP (1) JPS60613U (en)

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