JPH02129177U

JPH02129177U -

Info

Publication number: JPH02129177U
Application number: JP3725089U
Authority: JP
Priority date: 1989-03-29
Filing date: 1989-03-29
Publication date: 1990-10-24

Description

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

第１図は本考案の一実施例を示す断面正面図、
第２図は同要部底面図、第３図は磁石片の一例の
斜視図、第４図は信号検出回路図、第５図は他の
実施例を示す要部断面図、第６図は磁石片の他の
例の斜視図、第７図は別の実施例を示す断面正面
図、第８図はマグネツトの他の具体例の斜視図、
第９図と第１０図はさらに別の実施例を示す要部
断面図である。２……ロータホルダ、１３……磁石片、１４…
…小突出子、１５……孔部、１６……センサ、２
２……凹窪部、２３……起立片。 FIG. 1 is a cross-sectional front view showing an embodiment of the present invention;
Fig. 2 is a bottom view of the main parts, Fig. 3 is a perspective view of an example of a magnet piece, Fig. 4 is a signal detection circuit diagram, Fig. 5 is a sectional view of main parts showing another embodiment, and Fig. 6 is a perspective view of an example of the magnet piece. A perspective view of another example of the magnet piece, FIG. 7 is a sectional front view showing another embodiment, FIG. 8 is a perspective view of another specific example of the magnet,
FIGS. 9 and 10 are sectional views of main parts showing still another embodiment. 2... Rotor holder, 13... Magnet piece, 14...
...Small protrusion, 15...Hole, 16...Sensor, 2
2... Concave portion, 23... Upright piece.

Claims

【実用新案登録請求の範囲】１ロータホルダとこれに固着されるセグメント
状マグネツトを備え、該セグメント状マグネツト
に位置決め用小突出子を設け、かつ、該ロータホ
ルダの対応位置には位置決め用孔部を形成して、
上記小突出子を該孔部に挿入したことを特徴とす
るブラシレスモータ。２ロータホルダとこれに固着されるセグメント
状マグネツトを備え、該セグメント状マグネツト
に位置決め用凹窪部を形成し、かつ、該ロータホ
ルダの対応位置には位置決め用起立片を内面側へ
突設し、該起立片を上記凹窪部内へ突入状に係止
したことを特徴とするブラシレスモータ。[Claims for Utility Model Registration] 1. A rotor holder and a segment-shaped magnet fixed to the rotor holder, a small positioning protrusion provided on the segment-shaped magnet, and a positioning hole formed at a corresponding position of the rotor holder. do,
A brushless motor characterized in that the small protrusion is inserted into the hole. 2 A rotor holder is provided with a segment-shaped magnet fixed to the rotor holder, a positioning recess is formed in the segment-shaped magnet, and a positioning upright piece is provided at a corresponding position of the rotor holder to protrude toward the inner surface. A brushless motor characterized in that an upright piece is locked into the recessed portion in a protruding manner.