JPS61109688U - - Google Patents
Info
- Publication number
- JPS61109688U JPS61109688U JP19501184U JP19501184U JPS61109688U JP S61109688 U JPS61109688 U JP S61109688U JP 19501184 U JP19501184 U JP 19501184U JP 19501184 U JP19501184 U JP 19501184U JP S61109688 U JPS61109688 U JP S61109688U
- Authority
- JP
- Japan
- Prior art keywords
- fan
- housing
- shaft
- fan guide
- outer periphery
- 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
- 238000001816 cooling Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910000897 Babbitt (metal) Inorganic materials 0.000 description 1
Description
第１図は従来技術における電気ドリルの縦断面
図、第２図は本考案を用いた電気ドリルの縦断面
図、第３図はフアンガイド１５とインナカバ４を
分離した斜視図を示す。
図において１はドリルチヤツク、２はスピンド
ル、３はギヤカバ、４はインナカバ、６は軸受メ
タル、８はハウジング、９はステータ、１０はギ
ヤ、１１はボールベアリング、１２はフアン、１
５はフアンガイド、１６は突起、１７はインナカ
バ受部である。
FIG. 1 is a longitudinal sectional view of an electric drill according to the prior art, FIG. 2 is a longitudinal sectional view of an electric drill using the present invention, and FIG. 3 is a perspective view of the fan guide 15 and the inner cover 4 separated. In the figure, 1 is a drill chuck, 2 is a spindle, 3 is a gear cover, 4 is an inner cover, 6 is a bearing metal, 8 is a housing, 9 is a stator, 10 is a gear, 11 is a ball bearing, 12 is a fan, 1
5 is a fan guide, 16 is a protrusion, and 17 is an inner cover receiving portion.
Claims (1)
ステータからなる電動機と、前記フアン外周を囲
むフアンガイドとを内部に収納したプラスチツク
製ハウジングと、減速歯車及びスピンドル軸を内
部に収納したプラスチツク製ギヤカバと、前記ハ
ウジング及びギヤカバ間に挾持されて、前記アー
マチユア軸及び減速歯車軸を支持する金属製イン
ナカバとを有する二重絶縁方式電動工具において
、 前記フアンガイドのギヤカバ側に、前記インナ
カバ外周を収納する受部を設け、フアンガイドの
他方に、前記ステータをハウジングに押圧し、位
置決めする突起を形成したことを特徴とするフア
ンガイド。[Scope of Claim for Utility Model Registration] An electric motor consisting of an armature shaft and a stator equipped with a cooling fan, a plastic housing containing a fan guide surrounding the outer periphery of the fan, and a reduction gear and a spindle shaft contained therein. A double insulation type power tool having a plastic gear cover housed therein, and a metal inner cover which is sandwiched between the housing and the gear cover and supports the armature shaft and the reduction gear shaft, A fan guide characterized in that a receiving part is provided to accommodate the outer periphery of the inner cover, and a protrusion for pressing and positioning the stator against the housing is formed on the other side of the fan guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19501184U JPS61109688U (en) | 1984-12-21 | 1984-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19501184U JPS61109688U (en) | 1984-12-21 | 1984-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61109688U true JPS61109688U (en) | 1986-07-11 |
Family
ID=30752500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19501184U Pending JPS61109688U (en) | 1984-12-21 | 1984-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61109688U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007185716A (en) * | 2006-01-11 | 2007-07-26 | Hitachi Koki Co Ltd | Power tool and assembling method for it |
| JP2011183507A (en) * | 2010-03-08 | 2011-09-22 | Hitachi Koki Co Ltd | Power tool |
-
1984
- 1984-12-21 JP JP19501184U patent/JPS61109688U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007185716A (en) * | 2006-01-11 | 2007-07-26 | Hitachi Koki Co Ltd | Power tool and assembling method for it |
| JP4692288B2 (en) * | 2006-01-11 | 2011-06-01 | 日立工機株式会社 | Electric tool and assembling method thereof |
| JP2011183507A (en) * | 2010-03-08 | 2011-09-22 | Hitachi Koki Co Ltd | Power tool |
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