JPS63105471U - - Google Patents
Info
- Publication number
- JPS63105471U JPS63105471U JP20159386U JP20159386U JPS63105471U JP S63105471 U JPS63105471 U JP S63105471U JP 20159386 U JP20159386 U JP 20159386U JP 20159386 U JP20159386 U JP 20159386U JP S63105471 U JPS63105471 U JP S63105471U
- Authority
- JP
- Japan
- Prior art keywords
- brush
- holding device
- comes
- commutator
- contact
- 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
Landscapes
- Motor Or Generator Current Collectors (AREA)
Description
第１図はこの考案の一実施例によるブラシ保持
装置の断面図、第２図はブラシ保持装置の他の例
の断面図、第３図は従来のブラシ保持装置の断面
図である。
１ａ，１ｂ……ブラシ、２……ブラシホルダー
、２ａ……段部、３……コイルスプリング、５…
…整流子、７……リヤブラケツト、９……電機子
、１３……フエイス形整流子。なお、図中同一符
号は同一又は相当部分を示す。
FIG. 1 is a cross-sectional view of a brush holding device according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of another example of the brush holding device, and FIG. 3 is a cross-sectional view of a conventional brush holding device. 1a, 1b...brush, 2...brush holder, 2a...step, 3...coil spring, 5...
... Commutator, 7... Rear bracket, 9... Armature, 13... Face type commutator. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
るスプリングとしてコイルスプリングを用いたブ
ラシ保持装置において、ブラシを収納するブラシ
ホルダーの内壁にブラシ底面が最下降点として当
接する段部を設け、上記ブラシホルダー内に収容
したコイルスプリングの先端部が上記段部より若
干突出した位置においてブラシを保持するように
したことを特徴とするブラシ保持装置。 (2) ブラシが当接する整流子がフエイス形整流
子であることを特徴とする実用新案登録請求の範
囲第１項記載のブラシ保持装置。 (3) ブラシホルダーはリヤブラケツトと樹脂に
より一体成形したことを特徴とする実用新案登録
請求の範囲第１項記載のブラシ保持装置。[Claims for Utility Model Registration] (1) In a brush holding device that uses a coil spring as a spring to bias the brush that comes into contact with the commutator of an electric motor, the bottom of the brush is at its lowest point on the inner wall of the brush holder that stores the brush. 1. A brush holding device characterized in that a brush holder is provided with a stepped portion that comes into contact with the brush holder, and the brush is held at a position where the tip of a coil spring housed in the brush holder slightly protrudes from the stepped portion. (2) The brush holding device according to claim 1, wherein the commutator that the brush comes into contact with is a face-type commutator. (3) The brush holding device according to claim 1, wherein the brush holder is integrally molded with the rear bracket from resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20159386U JPH0424778Y2 (en) | 1986-12-25 | 1986-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20159386U JPH0424778Y2 (en) | 1986-12-25 | 1986-12-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63105471U true JPS63105471U (en) | 1988-07-08 |
| JPH0424778Y2 JPH0424778Y2 (en) | 1992-06-11 |
Family
ID=31165194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20159386U Expired JPH0424778Y2 (en) | 1986-12-25 | 1986-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0424778Y2 (en) |
-
1986
- 1986-12-25 JP JP20159386U patent/JPH0424778Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0424778Y2 (en) | 1992-06-11 |
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