JPH01123457U - - Google Patents
Info
- Publication number
- JPH01123457U JPH01123457U JP1727388U JP1727388U JPH01123457U JP H01123457 U JPH01123457 U JP H01123457U JP 1727388 U JP1727388 U JP 1727388U JP 1727388 U JP1727388 U JP 1727388U JP H01123457 U JPH01123457 U JP H01123457U
- Authority
- JP
- Japan
- Prior art keywords
- spring
- brush
- carbon brush
- commutator
- carbon
- 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.)
- Granted
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Motor Or Generator Current Collectors (AREA)
Description
第１図は本考案のブラシ装置の一実施例説明図
であり、第１図Ａは斜視図、第１図Ｂは平面図を
示し、第２図は本考案のブラシ装置の他の一実施
例説明図であり、第２図Ａは斜視図、第２図Ｂは
平面図を示す。第３図ないし第５図は従来例説明
図を示す。
図中、１はスプリング、１―１は係止部、１―
２は押圧部、２はブラシ・ホールダ本体、３はス
プリング・ホールダ、７はスプリング係止片、８
はカーボン・ブラシ、９はコミユテータ、１２は
ブラシ収容溝、１３はスプリング係止溝、１４は
スプリング規制用突起、１５はスプリング外し用
穴を表す。
FIG. 1 is an explanatory diagram of one embodiment of the brush device of the present invention, FIG. 1A is a perspective view, FIG. 1B is a plan view, and FIG. 2 is another embodiment of the brush device of the present invention. FIG. 2A is a perspective view, and FIG. 2B is a plan view. 3 to 5 show explanatory diagrams of conventional examples. In the figure, 1 is a spring, 1-1 is a locking part, 1-
2 is a pressing part, 2 is a brush holder body, 3 is a spring holder, 7 is a spring locking piece, 8
9 is a carbon brush, 9 is a commutator, 12 is a brush housing groove, 13 is a spring locking groove, 14 is a spring regulating projection, and 15 is a spring removal hole.
Claims (1)
ラシ８が摺動自在に収容されるブラシ収容溝１２
を有するブラシ・ホールダ本体２と、上記カーボ
ン・ブラシ８を押圧するスプリング１とをそなえ
、上記カーボン・ブラシ８が上記スプリング１に
より弾性的に押圧された状態でコミユテータ９と
摺動するよう構成された小型モータのブラシ装置
において、 上記ブラシ・ホールダ本体２のブラシ収容溝１
２は、上記カーボン・ブラシ８の高さ寸法と略同
一寸法の深さを有するように形成されてなると共
に、 上記ブラシ・ホールダ本体２は、スプリング１
を支持するスプリング・ホールダ３と、スプリン
グ１の一端が係止されるスプリング係止片７とを
そなえ、 上記スプリング１は、当該スプリング１の一端
１―１が上記ブラシ収容溝１２を跨ぐようにして
上記スプリング係止片７に係止されると共に、他
端１―２が上記カーボン・ブラシ８をコミユテー
タ方向に押圧するよう構成されている ことを特徴とする小型モータのブラシ装置。 (2) カーボン・ブラシ８と、当該カーボン・ブ
ラシ８が摺動自在に収容されるブラシ収容溝１２
を有するブラシ・ホールダ本体２と、上記カーボ
ン・ブラシ８を押圧するスプリング１とをそなえ
、上記カーボン・ブラシ８が上記スプリング１に
より弾性的に押圧された状態でコミユテータ９と
摺動するよう構成された小型モータのブラシ装置
において、 上記カーボン・ブラシ８は、上記スプリング１
の押圧方向と交差する方向に穿溝されて形成され
たスプリング係止溝１３をそなえ、 上記スプリング１は、当該スプリング１の上記
他端１―２がスプリング係止溝１３のコミユテー
タ側の壁面を押圧するように構成されると共に、 上記ブラシ・ホールダ本体２は、上記スプリン
グ１の他端１―２の位置を規制するスプリング規
制用突起１４をそなえ、上記スプリング１の他端
１―２を上記スプリング規制用突起１４に係止せ
しめることにより当該スプリング１の他端１―２
を強制的に上記スプリング係止溝１３のコミユテ
ータ側と反対側の壁面と係止せしめ、上記スプリ
ング１の他端１―２と上記スプリング規制用突起
１４との係止状態を解除せしめることにより当該
スプリング１の他端１―２が上記カーボン・ブラ
シ８をコミユテータ方向に押圧するよう構成され
ている ことを特徴とする小型モータのブラシ装置。[Claims for Utility Model Registration] (1) Carbon brush 8 and brush housing groove 12 in which the carbon brush 8 is slidably accommodated.
and a spring 1 that presses the carbon brush 8, and the carbon brush 8 is configured to slide on the commutator 9 while being elastically pressed by the spring 1. In the brush device for a small motor, the brush accommodating groove 1 of the brush holder body 2 is
2 is formed to have a depth that is approximately the same as the height dimension of the carbon brush 8, and the brush holder body 2 is formed to have a depth that is approximately the same as the height dimension of the carbon brush 8.
The spring 1 includes a spring holder 3 for supporting the spring 1, and a spring locking piece 7 to which one end of the spring 1 is locked, and the spring 1 is configured such that the one end 1-1 of the spring 1 straddles the brush housing groove 12. A brush device for a small motor, characterized in that the other end 1-2 is configured to press the carbon brush 8 toward the commutator. (2) A carbon brush 8 and a brush housing groove 12 in which the carbon brush 8 is slidably accommodated.
and a spring 1 that presses the carbon brush 8, and the carbon brush 8 is configured to slide on the commutator 9 while being elastically pressed by the spring 1. In the brush device for a small motor, the carbon brush 8 is connected to the spring 1.
The spring 1 is provided with a spring locking groove 13 formed by drilling in a direction intersecting the pressing direction of the spring 1, and the spring 1 has a spring locking groove 13 whose other end 1-2 touches the wall surface of the spring locking groove 13 on the commutator side. The brush holder main body 2 is configured to press the other end 1-2 of the spring 1, and is provided with a spring regulating protrusion 14 for regulating the position of the other end 1-2 of the spring 1. The other end 1-2 of the spring 1 is locked by the spring regulating protrusion 14.
is forcibly locked with the wall surface of the spring locking groove 13 on the side opposite to the commutator side, and the locking state between the other end 1-2 of the spring 1 and the spring regulating protrusion 14 is released. A brush device for a small motor, characterized in that the other end 1-2 of the spring 1 is configured to press the carbon brush 8 toward the commutator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1727388U JPH0441747Y2 (en) | 1988-02-12 | 1988-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1727388U JPH0441747Y2 (en) | 1988-02-12 | 1988-02-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01123457U true JPH01123457U (en) | 1989-08-22 |
| JPH0441747Y2 JPH0441747Y2 (en) | 1992-09-30 |
Family
ID=31230909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1727388U Expired JPH0441747Y2 (en) | 1988-02-12 | 1988-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0441747Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009033956A (en) * | 2007-06-28 | 2009-02-12 | Mitsuba Corp | Motor device |
| JP2011109754A (en) * | 2009-11-13 | 2011-06-02 | Asmo Co Ltd | Motor |
| JP5834153B1 (en) * | 2015-01-06 | 2015-12-16 | 日邦電機株式会社 | Brush spring for electric motor and electric motor using the same |
-
1988
- 1988-02-12 JP JP1727388U patent/JPH0441747Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009033956A (en) * | 2007-06-28 | 2009-02-12 | Mitsuba Corp | Motor device |
| JP2011109754A (en) * | 2009-11-13 | 2011-06-02 | Asmo Co Ltd | Motor |
| JP5834153B1 (en) * | 2015-01-06 | 2015-12-16 | 日邦電機株式会社 | Brush spring for electric motor and electric motor using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0441747Y2 (en) | 1992-09-30 |
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