JPS61114968U - - Google Patents
Info
- Publication number
- JPS61114968U JPS61114968U JP19650184U JP19650184U JPS61114968U JP S61114968 U JPS61114968 U JP S61114968U JP 19650184 U JP19650184 U JP 19650184U JP 19650184 U JP19650184 U JP 19650184U JP S61114968 U JPS61114968 U JP S61114968U
- Authority
- JP
- Japan
- Prior art keywords
- commutator
- brush
- motor
- central axis
- commutator pieces
- 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.)
- Pending
Links
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Motor Or Generator Current Collectors (AREA)
Description
第１図は、本考案の一実施例を示す要部側面図
、第２図は、第１図の―線に沿う半断面図、
第３，４図は、ブラシに作用する力関係を示す説
明図、第５図は、従来のモータの水平断面図、第
６図は、第５図の―線に沿う断面図である。
７……ブラシ、９……ブラシホルダ、２０……
コンミユテータ、２１……整流子片、２２……ボ
ス部、２１ａ……ブラシ当接面、０……中心軸線
。
FIG. 1 is a side view of a main part showing an embodiment of the present invention, FIG. 2 is a half sectional view taken along line - in FIG. 1,
3 and 4 are explanatory diagrams showing the relationship of forces acting on the brushes, FIG. 5 is a horizontal sectional view of a conventional motor, and FIG. 6 is a sectional view taken along the line - in FIG. 5. 7... Brush, 9... Brush holder, 20...
Commutator, 21...Commutator piece, 22...Boss portion, 21a...Brush contact surface, 0...Center axis line.
Claims (1)
を配置して合成樹脂のボス部２２により固定して
なるドラム型のコンミユテータ２０に、ブラシホ
ルダ９内で摺動可能に保持されたブラシ７の先端
を当接してなるモータにおいて、前記コンミユテ
ータ２０を構成する複数の整流子片２１のブラシ
当接面２３が前記中心軸線０に対し傾斜するよう
に構成し、前記コンミユテータの断面形状がほぼ
台形となるようにしてなるモータ。 A plurality of commutator pieces 21 are arranged annularly around the central axis 0.
In the motor, the tip of a brush 7 slidably held in a brush holder 9 is brought into contact with a drum-shaped commutator 20 which is arranged and fixed by a boss portion 22 made of synthetic resin. The motor is constructed such that the brush contact surfaces 23 of the plurality of commutator pieces 21 are inclined with respect to the central axis 0, and the cross-sectional shape of the commutator is approximately trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19650184U JPS61114968U (en) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19650184U JPS61114968U (en) | 1984-12-28 | 1984-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61114968U true JPS61114968U (en) | 1986-07-21 |
Family
ID=30754286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19650184U Pending JPS61114968U (en) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61114968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06153456A (en) * | 1992-11-12 | 1994-05-31 | Sankyo Seiki Mfg Co Ltd | Flat dc motor |
-
1984
- 1984-12-28 JP JP19650184U patent/JPS61114968U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06153456A (en) * | 1992-11-12 | 1994-05-31 | Sankyo Seiki Mfg Co Ltd | Flat dc motor |