JPS6278715U - - Google Patents

Description

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

第１図及び第２図は本考案の実施態様を示し、
第１図は平面図、第２図は第１図におけるＸ―Ｘ
断面図、第３図及び第４図は他の実施態様を示し
、第３図は平面図、第４図は第３図におけるＹ―
Ｙ断面図、第５図、第６図はそれぞれ本考案の更
に別の実施態様を示す部分拡大断面図、第７図は
従来のコンバージエンス用磁石を示す断面図であ
る。 １……合成樹脂製リング体、２……リング状永
久磁石、３……把持部、４……凸部、５……凹部
、１１……合成樹脂リング、１２……永久磁石小
片、１３……把持部。 1 and 2 show embodiments of the present invention,
Figure 1 is a plan view, Figure 2 is X-X in Figure 1.
A sectional view, FIGS. 3 and 4 show other embodiments, FIG. 3 is a plan view, and FIG. 4 is a Y--
The Y sectional view, FIGS. 5 and 6 are partially enlarged sectional views showing still another embodiment of the present invention, and FIG. 7 is a sectional view showing a conventional convergence magnet. DESCRIPTION OF SYMBOLS 1... Synthetic resin ring body, 2... Ring-shaped permanent magnet, 3... Gripping part, 4... Convex part, 5... Concave part, 11... Synthetic resin ring, 12... Permanent magnet small piece, 13... ...gripping part.

Claims (1)

【実用新案登録請求の範囲】 １ 外周面上に少なくとも一個の把持部を有する
合成樹脂製リング体の内側に、リング状永久磁石
を同心円状に配置したことを特徴とする永久磁石
構造体。 ２ 合成樹脂製リング体に設けた凸部もしくは凹
部と、リング状永久磁石に設けた凹部もしくは凸
部とを嵌合固定させてなる実用新案登録請求の範
囲第１項記載の構造体。 ３ リング状永久磁石が希土類系合成樹脂磁石で
ある実用新案登録請求の範囲第１項又は第２項記
載の構造体。[Claims for Utility Model Registration] 1. A permanent magnet structure characterized in that ring-shaped permanent magnets are arranged concentrically inside a synthetic resin ring body having at least one gripping portion on the outer peripheral surface. 2. The structure according to claim 1, which is a registered utility model, in which a convex portion or concave portion provided on a synthetic resin ring body and a concave portion or convex portion provided on a ring-shaped permanent magnet are fitted and fixed. 3. The structure according to claim 1 or 2, wherein the ring-shaped permanent magnet is a rare earth synthetic resin magnet.