JP5752492B2 - 電動工具 - Google Patents
電動工具 Download PDFInfo
- Publication number
- JP5752492B2 JP5752492B2 JP2011126939A JP2011126939A JP5752492B2 JP 5752492 B2 JP5752492 B2 JP 5752492B2 JP 2011126939 A JP2011126939 A JP 2011126939A JP 2011126939 A JP2011126939 A JP 2011126939A JP 5752492 B2 JP5752492 B2 JP 5752492B2
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- Prior art keywords
- motor
- rotor
- electric tool
- case
- cooling
- 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.)
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Description
Claims (4)
- 駆動源であるモータと、
前記モータのモータ軸に連結される冷却ファンと、を備える電動工具において、
前記冷却ファンにより発生し、前記モータの固定子と回転子との間の隙間を通過した冷却風の流れを前記モータの回転子の下流側端部へ接近させる偏向部材を前記下流側端部に対向する位置に備えていることを特徴とする電動工具。 - 前記偏向部材は、前記冷却ファンに隣接して配置されるファンケーシングに設けられていることを特徴とする請求項1に記載の電動工具。
- 前記ファンケーシングは、前記モータ側へ延設し前記回転子の下流側端部と対向する延設部を有し、
前記偏向部材は、前記延設部から前記回転子の下流側端部側へ突出して設けられていることを特徴とする請求項2に記載の電動工具。 - 前記ファンケーシングは、前記モータの固定子の前記モータ軸方向位置を規制していることを特徴とする請求項2又は3に記載の電動工具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011126939A JP5752492B2 (ja) | 2011-06-07 | 2011-06-07 | 電動工具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011126939A JP5752492B2 (ja) | 2011-06-07 | 2011-06-07 | 電動工具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012250337A JP2012250337A (ja) | 2012-12-20 |
JP5752492B2 true JP5752492B2 (ja) | 2015-07-22 |
Family
ID=47523640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011126939A Active JP5752492B2 (ja) | 2011-06-07 | 2011-06-07 | 電動工具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5752492B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6127840B2 (ja) * | 2013-09-02 | 2017-05-17 | 日立工機株式会社 | 電動工具 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3824234A1 (de) * | 1988-07-16 | 1990-01-25 | Bosch Gmbh Robert | Handwerkzeugmaschine mit durchzugsbelueftetem antriebsmotor |
JP4656806B2 (ja) * | 2002-11-01 | 2011-03-23 | 株式会社マキタ | 電動工具 |
JP4692288B2 (ja) * | 2006-01-11 | 2011-06-01 | 日立工機株式会社 | 電動工具及びその組立方法 |
JP5501891B2 (ja) * | 2009-10-23 | 2014-05-28 | 株式会社マキタ | ギヤ列の緩衝機構 |
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2011
- 2011-06-07 JP JP2011126939A patent/JP5752492B2/ja active Active
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Publication number | Publication date |
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JP2012250337A (ja) | 2012-12-20 |
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