JPH0417075U - - Google Patents
Info
- Publication number
- JPH0417075U JPH0417075U JP13424989U JP13424989U JPH0417075U JP H0417075 U JPH0417075 U JP H0417075U JP 13424989 U JP13424989 U JP 13424989U JP 13424989 U JP13424989 U JP 13424989U JP H0417075 U JPH0417075 U JP H0417075U
- Authority
- JP
- Japan
- Prior art keywords
- internal power
- power wiring
- wiring device
- carbon brush
- brush holder
- 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
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims 5
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Current Collectors (AREA)
Description
第１図は本考案になる電動工具の内部電力配線
装置の一実施例を示す断面図である。第２図は内
部電力配線装置に関係する部品の展開図である。
第３図は配線ブロツクアツセンブリーなる内部電
力配線装置の縦断面図である。第４図は第３図の
平面図である。第５図は第４図の−線断面図
である。第６図は配線ブロツクアツセンブリーの
回路を模擬的に表した回路図である。第７図、第
８図は第４図の−線断面図であり、第７図は
チヨークコイルがない場合、第８図はチヨークコ
イルがある場合の断面図である。第９図は変形例
の回路を模擬的に表した回路図である。第１０図
は従来の電動工具の内部電力配線を示す断面図で
ある。
図において、８は配線ブロツクアツセンブリー
、１１は導体Ａ、１２は導体Ｂ、１３は導体Ｃ、
１４は導体Ｄ、１５はカーボンブラシホルダ、１
６はリバーシングスイツチ、１７は導体Ｅ、１８
は導体Ｆ、１９はチヨークコイル、２０はＣＲノ
イズフイルタ、２１はケースＡ、２２はケースＢ
、２４は共通接点、２５はサイド接点、２６は小
孔、３０は上部カバー、３２はレバー、３４はピ
ン、である。
FIG. 1 is a sectional view showing an embodiment of an internal power wiring device for a power tool according to the present invention. FIG. 2 is an exploded view of parts related to the internal power wiring device.
FIG. 3 is a longitudinal sectional view of an internal power wiring device, which is a wiring block assembly. FIG. 4 is a plan view of FIG. 3. FIG. 5 is a sectional view taken along the line -- in FIG. 4. FIG. 6 is a circuit diagram schematically showing the circuit of the wiring block assembly. 7 and 8 are sectional views taken along the line -- in FIG. 4, and FIG. 7 is a sectional view when there is no chiyoke coil, and FIG. 8 is a sectional view when there is a chiyoke coil. FIG. 9 is a circuit diagram schematically showing a circuit of a modified example. FIG. 10 is a sectional view showing internal power wiring of a conventional power tool. In the figure, 8 is a wiring block assembly, 11 is a conductor A, 12 is a conductor B, 13 is a conductor C,
14 is a conductor D, 15 is a carbon brush holder, 1
6 is the reversing switch, 17 is the conductor E, 18
is the conductor F, 19 is the chiyoke coil, 20 is the CR noise filter, 21 is case A, and 22 is case B.
, 24 is a common contact, 25 is a side contact, 26 is a small hole, 30 is an upper cover, 32 is a lever, and 34 is a pin.
補正 平３．５．１７
図面の簡単な説明を次のように補正する。
明細書第１２頁第５行目乃至第７行目に記載さ
れている「第１０図は従来の電動工具の内部電力
配線を示す断面図である。」を削除する。Amendment 3/5/17 The brief description of the drawing is amended as follows. The phrase "FIG. 10 is a sectional view showing internal power wiring of a conventional power tool" written in lines 5 to 7 of page 12 of the specification is deleted.
Claims (1)
、カーボンブラシホルダを具備した内部電力配線
装置において、リバーシングスイツチの固定接点
が前記内部電力配線網と一体化していることを特
徴とする電動工具の内部電力配線装置。 ２ 請求項１の内部電力配線装置においてリバー
シングスイツチ部の支持部材に導体を埋設してい
ることを特徴とする電動工具の内部電力配線装置
。 ３ 請求項１の内部電力配線装置においてリバー
シングスイツチの操作レバーの支点となる軸がカ
ーボンブラシホルダの固定面と垂直になることを
特徴とする電動工具の内部電力配線装置。 ４ 電動工具の内部電力配線を絶縁材料に埋設し
、カーボンブラシホルダを具備した内部電力配線
装置において、カーボンブラシホルダが絶縁材料
で形成した平板のモータ取付け側に具備されるこ
とを特徴とする電動工具の内部電力配線装置。 ５ 請求項４の内部電力配線装置において絶縁材
料で形成した平板のカーボンブラシホルダの取付
け面の反対側に前記絶縁材料で箱状に壁を設けて
その中に電気雑音防止器を合成樹脂で固定したこ
とを特徴とする電動工具の内部電力配線装置。 ６ 請求項４の内部電力配線装置においてカーボ
ンブラシホルダの対向した側壁のカーボンブラシ
挿入口に極く近い位置に１mm以下の穴を設けたこ
とを特徴とする電動工具の内部配線装置。[Scope of Claim for Utility Model Registration] 1. In an internal power wiring device in which the internal power wiring of a power tool is embedded in an insulating material and is equipped with a carbon brush holder, a fixed contact of a reversing switch is integrated with the internal power wiring network. An internal power wiring device for a power tool, characterized in that: 2. An internal power wiring device for a power tool according to claim 1, wherein a conductor is embedded in the support member of the reversing switch portion. 3. The internal power wiring device for a power tool according to claim 1, wherein the axis serving as the fulcrum of the operating lever of the reversing switch is perpendicular to the fixing surface of the carbon brush holder. 4. An internal power wiring device in which internal power wiring of a power tool is embedded in an insulating material and equipped with a carbon brush holder, characterized in that the carbon brush holder is provided on the motor mounting side of a flat plate made of an insulating material. Internal power wiring device of the tool. 5. In the internal power wiring device according to claim 4, a box-shaped wall is provided with the insulating material on the opposite side of the mounting surface of the flat carbon brush holder made of an insulating material, and the electric noise preventer is fixed therein with a synthetic resin. An internal power wiring device for a power tool, which is characterized by: 6. The internal power wiring device for a power tool according to claim 4, wherein a hole of 1 mm or less is provided in the opposite side wall of the carbon brush holder at a position very close to the carbon brush insertion opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13424989U JPH0417075U (en) | 1989-11-17 | 1989-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13424989U JPH0417075U (en) | 1989-11-17 | 1989-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0417075U true JPH0417075U (en) | 1992-02-12 |
Family
ID=31681598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13424989U Pending JPH0417075U (en) | 1989-11-17 | 1989-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0417075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006123034A (en) * | 2004-10-27 | 2006-05-18 | Hitachi Koki Co Ltd | Portable power tool with earth |
-
1989
- 1989-11-17 JP JP13424989U patent/JPH0417075U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006123034A (en) * | 2004-10-27 | 2006-05-18 | Hitachi Koki Co Ltd | Portable power tool with earth |
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