JPH0266977U - - Google Patents
Info
- Publication number
- JPH0266977U JPH0266977U JP14658188U JP14658188U JPH0266977U JP H0266977 U JPH0266977 U JP H0266977U JP 14658188 U JP14658188 U JP 14658188U JP 14658188 U JP14658188 U JP 14658188U JP H0266977 U JPH0266977 U JP H0266977U
- Authority
- JP
- Japan
- Prior art keywords
- neck
- attached
- piston body
- cylinder
- piston
- 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
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 230000005484 gravity Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
Landscapes
- Percussive Tools And Related Accessories (AREA)
Description
第１図は本考案に係るハンマードリルのピスト
ンの一実施例を示す縦断正面図、第２図は第１図
Ａ―Ａ′線における拡大断面図、第３図は本考案
のピストンを装備したハンマードリルの縦断正面
図である。
１…ピストン本体、２…ビツト、３…シリンダ
ー、４…頚部、６…カラー。
Fig. 1 is a longitudinal sectional front view showing one embodiment of the piston of a hammer drill according to the present invention, Fig. 2 is an enlarged sectional view taken along the line A-A' in Fig. 1, and Fig. 3 is a piston equipped with the piston of the present invention. FIG. 3 is a longitudinal sectional front view of the hammer drill. 1... Piston body, 2... Bit, 3... Cylinder, 4... Neck, 6... Collar.
Claims (1)
記シリンダー内に挿入する筒状ピストン本体から
構成され、鉄鋼で成形した前記ピストン本体の周
面に頚部を形成し、比重の大きい超硬金属から成
るカラーを頚部に取付けたハンマードリルのピス
トン。 It consists of an elongated cylinder with a bit at the lower end and a cylindrical piston body inserted into the cylinder, a neck is formed on the circumferential surface of the piston body molded from steel, and a collar made of cemented carbide metal with a high specific gravity is attached. A hammer drill piston attached to the neck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14658188U JPH0266977U (en) | 1988-11-11 | 1988-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14658188U JPH0266977U (en) | 1988-11-11 | 1988-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0266977U true JPH0266977U (en) | 1990-05-21 |
Family
ID=31416204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14658188U Pending JPH0266977U (en) | 1988-11-11 | 1988-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0266977U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS528721U (en) * | 1975-07-08 | 1977-01-21 | ||
| JPS5750217U (en) * | 1980-09-08 | 1982-03-23 | ||
| JPS6231463U (en) * | 1985-08-09 | 1987-02-25 |
-
1988
- 1988-11-11 JP JP14658188U patent/JPH0266977U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS528721U (en) * | 1975-07-08 | 1977-01-21 | ||
| JPS5750217U (en) * | 1980-09-08 | 1982-03-23 | ||
| JPS6231463U (en) * | 1985-08-09 | 1987-02-25 |
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