JPS6232783U - - Google Patents
Info
- Publication number
- JPS6232783U JPS6232783U JP12306185U JP12306185U JPS6232783U JP S6232783 U JPS6232783 U JP S6232783U JP 12306185 U JP12306185 U JP 12306185U JP 12306185 U JP12306185 U JP 12306185U JP S6232783 U JPS6232783 U JP S6232783U
- Authority
- JP
- Japan
- Prior art keywords
- gear case
- pinion
- coil
- lubricating oil
- power tool
- 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
- 230000002265 prevention Effects 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000000314 lubricant Substances 0.000 description 2
Description
第１図は本考案に係る潤滑油漏えい防止機構を
備えた電動工具の一実施例を示す要部の縦断面図
、第２図は従来形潤滑油漏えい防止機構を備えた
電動工具の一部縦断面図である。
１はギヤケース、２はピニオン軸受、３はピニ
オンシヤフト、４はピニオン、５はナツト、８は
コイル、９はらせん溝。
Fig. 1 is a longitudinal sectional view of the essential parts of an embodiment of a power tool equipped with a lubricant leak prevention mechanism according to the present invention, and Fig. 2 is a part of a power tool equipped with a conventional lubricant leak prevention mechanism. FIG. 1 is a gear case, 2 is a pinion bearing, 3 is a pinion shaft, 4 is a pinion, 5 is a nut, 8 is a coil, and 9 is a spiral groove.
Claims (1)
し、かつ当該ギヤケース内に潤滑油を封入する構
造の電動工具において、上記ギヤケース内に組込
まれているピニオンのボス外周部に位置して、当
該ピニオンの回転方向と反対方向のらせんを有す
るコイルを、上記ギヤケースとの間に小間隙を保
持して嵌装固定してなることを特徴とする電動工
具の潤滑油漏えい防止機構。 In a power tool having a structure in which a pinion, which is a power transmission system, is built into a gear case and lubricating oil is sealed in the gear case, a boss located on the outer circumference of the pinion incorporated in the gear case is used to control the rotation of the pinion. A lubricating oil leak prevention mechanism for a power tool, characterized in that a coil having a spiral in the opposite direction is fitted and fixed to the gear case with a small gap maintained between the coil and the gear case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12306185U JPS6232783U (en) | 1985-08-09 | 1985-08-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12306185U JPS6232783U (en) | 1985-08-09 | 1985-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6232783U true JPS6232783U (en) | 1987-02-26 |
Family
ID=31013819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12306185U Pending JPS6232783U (en) | 1985-08-09 | 1985-08-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6232783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2180214A1 (en) | 2008-10-24 | 2010-04-28 | Makita Corporation | Sealing device for gear chamber |
-
1985
- 1985-08-09 JP JP12306185U patent/JPS6232783U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2180214A1 (en) | 2008-10-24 | 2010-04-28 | Makita Corporation | Sealing device for gear chamber |
| JP2010101444A (en) * | 2008-10-24 | 2010-05-06 | Makita Corp | Sealing structure of gear chamber |