JPH027767U

JPH027767U -

Info

Publication number: JPH027767U
Application number: JP8205988U
Authority: JP
Priority date: 1988-06-21
Filing date: 1988-06-21
Publication date: 1990-01-18

Description

[Brief explanation of drawings]

第１図は本考案によるブラシ保持装置の一実施
例におけるブラシ拘束時の正面図、第２図は第１
図のＡ―Ａ矢視断面図、第３図は同実施例におけ
るブラシ解放時の正面図、第４図は本考案の他の
実施例を示す正面図、第５図はブラシ保持装置の
一般的な構成を示す正断面図、第６図ａ，ｂは従
来のブラシ保持装置におけるブラシ拘束時、ブラ
シ解放時の各斜視図、第７図はそのフツク部分に
よるブラシの拘束部分の正断面図、第８図ａ，ｂ
は従来のブラシ保持装置におけるブラシ拘束時、
ブラシ解放時の各斜視図、第９図はそのピンによ
るブラシの拘束部分の正断面図である。１……ブラシホルダ、２……ブラシ、３……ス
プリング、４……整流子、５……ピグテール、６
……切溝、７……細溝、９……フツク。 FIG. 1 is a front view of an embodiment of the brush holding device according to the present invention when the brush is restrained, and FIG.
3 is a front view of the same embodiment when the brush is released, FIG. 4 is a front view of another embodiment of the present invention, and FIG. 5 is a general view of the brush holding device. 6a and 6b are perspective views of a conventional brush holding device when the brush is restrained and when the brush is released, and FIG. 7 is a front sectional view of the portion where the brush is restrained by the hook portion. , Figure 8a, b
When the brush is restrained in the conventional brush holding device,
Each perspective view when the brush is released, and FIG. 9 is a front sectional view of the portion where the brush is restrained by the pin. 1... Brush holder, 2... Brush, 3... Spring, 4... Commutator, 5... Pigtail, 6
...kerf, 7...narrow groove, 9...hook.

Claims

[Claims for Utility Model Registration] 1. In a box-shaped brush holder with one end open,
The brush is slidably provided so that the tip of the brush comes out from the open end, and a spring is provided between the rear end of the brush and the brush holder, and the tension of the spring causes the tip of the brush to become a commutator or a slip spring. In the case where it is brought into contact with
A brush holding device characterized in that a means for locking a pigtail of a brush on a brush holder side is provided, and the brush is restrained in a state where it is pushed into the brush holder against a spring by the locking means of the pigtail. . 2 Attach a pigtail to the side of the brush, and form a cut groove on the brush holder side that pulls the pigtail out to the outside and allows the pigtail to move in unison with the sliding of the brush, and on the spring side of the cut groove. 2. The brush holding device according to item 1 above, characterized in that a thin groove is provided at the end portion of the brush holding device for clamping and locking the pigtail. 3 Attach the pigtail to the side of the brush, and form a groove on the brush holder side that pulls the pigtail out to the outside and allows the pigtail to move integrally with the brush, and at the end of the groove on the spring side. The brush holding device according to item 1 above, characterized in that a hook for locking the pigtail is provided on the brush holder side.