JPH01121675U - - Google Patents
Info
- Publication number
- JPH01121675U JPH01121675U JP1664988U JP1664988U JPH01121675U JP H01121675 U JPH01121675 U JP H01121675U JP 1664988 U JP1664988 U JP 1664988U JP 1664988 U JP1664988 U JP 1664988U JP H01121675 U JPH01121675 U JP H01121675U
- Authority
- JP
- Japan
- Prior art keywords
- hammer
- crankcase
- internal combustion
- combustion engine
- cylinder member
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010248 power generation Methods 0.000 claims 1
- 238000002955 isolation Methods 0.000 description 1
Landscapes
- Percussive Tools And Related Accessories (AREA)
Description
第１図は本考案に係るエンジンハンマーの一実
施例を示す縦断面図、第２図は第１図の線−
で切つた断面図である。
１……機体カバー、２……内燃機関、４……機
関ケース部分、２０……ベース部分、２３……ハ
ンマークランクケース、２４……ハンマークラン
ク軸、２８……ハンマーシリンダ部材、３２……
工具リテーナ、３５……前ハンドル、３６……後
ハンドル、４７，４８，４９，５０，５１，５２
……防振部材、５７……往復動装置。
FIG. 1 is a longitudinal cross-sectional view showing an embodiment of the engine hammer according to the present invention, and FIG. 2 is a line taken along the line shown in FIG.
FIG. DESCRIPTION OF SYMBOLS 1... Airframe cover, 2... Internal combustion engine, 4... Engine case part, 20... Base part, 23... Hammer crank case, 24... Hammer crank shaft, 28... Hammer cylinder member, 32...
Tool retainer, 35...Front handle, 36...Rear handle, 47, 48, 49, 50, 51, 52
...Vibration isolation member, 57...Reciprocating device.
Claims (1)
機関ケース部分４と一体に前方へ延びるベース部
分２０を形成し、該ベース部分にハンマークラン
クケース２３を取付け、該ハンマークランクケー
ス内に回転可能に設けられたハンマークランク軸
２４を前記内燃機関へ駆動上連結し、前記ハンマ
ークランクケースに前方へ延びるハンマーシリン
ダ部材２８を取付け、該ハンマーシリンダ部材の
前端部に工具リテーナ３２を設けると共に前記ハ
ンマーシリンダ部材内に往復動装置５７を設け、
該往復動装置を前記ハンマークランク軸に駆動上
連結して前記内燃機関、前記ハンマークランクケ
ース及び前記ハンマーシリンダ部材等からなる動
力発生及び伝達系統を単一のユニツトとして形成
し、該ユニツトを取囲む機体カバー１に作業者が
把持するハンドル３５，３６を設け、前記ユニツ
トを前記機体カバーに防振部材４７，４８，４９
，５０，５１，５２を介して支持したことを特徴
とするエンジンハンマー。 An internal combustion engine 2 is provided as a power source, a base portion 20 is formed that extends forward integrally with an engine case portion 4 of the internal combustion engine, and a hammer crankcase 23 is attached to the base portion, and is rotatable within the hammer crankcase. A provided hammer crankshaft 24 is drivingly coupled to the internal combustion engine, a forwardly extending hammer cylinder member 28 is mounted on the hammer crankcase, a tool retainer 32 is provided at the forward end of the hammer cylinder member, and the hammer cylinder member A reciprocating device 57 is provided inside,
The reciprocating device is drivingly connected to the hammer crankshaft to form a power generation and transmission system including the internal combustion engine, the hammer crankcase, the hammer cylinder member, etc. as a single unit, and surrounds the unit. The body cover 1 is provided with handles 35, 36 to be held by an operator, and the unit is attached to the body cover with vibration isolating members 47, 48, 49.
, 50, 51, 52.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1664988U JPH01121675U (en) | 1988-02-10 | 1988-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1664988U JPH01121675U (en) | 1988-02-10 | 1988-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01121675U true JPH01121675U (en) | 1989-08-17 |
Family
ID=31229762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1664988U Pending JPH01121675U (en) | 1988-02-10 | 1988-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01121675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024257166A1 (en) * | 2023-06-12 | 2024-12-19 | 山田機械工業株式会社 | Portable hammering machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS614629A (en) * | 1984-06-19 | 1986-01-10 | Mitsubishi Electric Corp | Jig for supplying spring |
-
1988
- 1988-02-10 JP JP1664988U patent/JPH01121675U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS614629A (en) * | 1984-06-19 | 1986-01-10 | Mitsubishi Electric Corp | Jig for supplying spring |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024257166A1 (en) * | 2023-06-12 | 2024-12-19 | 山田機械工業株式会社 | Portable hammering machine |
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