JPS60192667U - Brush holder for motor - Google Patents

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 the drawing]

第１図は従来の直流モータを示す一部切欠き側面図、第
２図は箱体部分を示す従来例の断面図、第３図は従来の
ブラシホルダーを示す斜視図、第４図は本考案の一実施
例を示す斜視図、第５図は第４図のｖ−ｖ７に沿う断面
図、第６図はその他の実施例にかかる箱体の斜視図であ
る。 ３・・・コンミュテータ、−４・・・ブラシ、１３・・
・ブラシ粉、１６・・・箱体、１７・・・本体、１７ａ
・・・保持孔、１８・・・逃げ部、１９・・・開口部、
２０・・・傾斜突片。Fig. 1 is a partially cutaway side view showing a conventional DC motor, Fig. 2 is a sectional view of the conventional example showing the box part, Fig. 3 is a perspective view showing a conventional brush holder, and Fig. 4 is a booklet. FIG. 5 is a sectional view taken along line v-v7 in FIG. 4, and FIG. 6 is a perspective view of a box according to another embodiment. 3... Commutator, -4... Brush, 13...
・Brush powder, 16...Box body, 17...Main body, 17a
...Retaining hole, 18... Relief part, 19... Opening part,
20... Slanted protrusion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] モータのコンミュテータの表面に当接するブラシｉ進退
自在に保持する保持孔を備えている箱状体を有するブラ
シホルダにおいて、前記箱体内部の保持孔に前記ブラシ
側面を進退方向に逃げる逃げ部を形成し、この逃げ部の
途中に箱体外方に開−ロする開口部を開設し、該開口部
の下端辺に傾斜突片を設け、前記逃げ部の内部に侵入し
たブラシ粉を前記開口から排出させるように突設してな
るモータ用ブラシホルダー。In a brush holder having a box-like body having a holding hole for holding a brush i in contact with a surface of a commutator of a motor so that it can move forward and backward, an escape part is formed in the holding hole inside the box body to allow the side surface of the brush to escape in a forward and backward direction. An opening that opens outward from the box body is provided in the middle of this relief part, and an inclined protrusion is provided on the lower end of the opening, so that the brush powder that has entered the inside of the relief part is removed from the opening. A motor brush holder that protrudes for discharge.