JPH0443932U - - Google Patents
Info
- Publication number
- JPH0443932U JPH0443932U JP8708890U JP8708890U JPH0443932U JP H0443932 U JPH0443932 U JP H0443932U JP 8708890 U JP8708890 U JP 8708890U JP 8708890 U JP8708890 U JP 8708890U JP H0443932 U JPH0443932 U JP H0443932U
- Authority
- JP
- Japan
- Prior art keywords
- stopper
- engine
- drive shaft
- hydraulic
- blade
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
Landscapes
- Harvester Elements (AREA)
Description
第１図は本考案の実施例である刈払機の側面図
、第２図はその一部の縦断面図、第３図は第２図
の−線における断面図、第４図は第３図の作
動説明図を示す。
１……操作杆、２……刈刃、３……伝動ケース
、４……エンジン、５……油圧ポンプ、６……油
圧室、７……ストツパー、８……駆動軸、９……
羽根体。
Fig. 1 is a side view of a brush cutter that is an embodiment of the present invention, Fig. 2 is a longitudinal cross-sectional view of a part thereof, Fig. 3 is a cross-sectional view taken along the - line in Fig. 2, and Fig. 4 is the Fig. 3 An explanatory diagram of the operation is shown. 1... Operating rod, 2... Cutting blade, 3... Transmission case, 4... Engine, 5... Hydraulic pump, 6... Hydraulic chamber, 7... Stopper, 8... Drive shaft, 9...
Feather body.
Claims (1)
した伝動ケース３を操作杆１の前端部に連設する
とともに、該操作杆１の後端部にエンジン４を連
設して構成する刈払機において、前記エンジン４
側には該エンジン４により駆動する油圧ポンプ５
を配備し、前記伝動ケース３には前記油圧ポンプ
５より圧油する油圧室６を設け、該油圧室６には
、油圧力によつて出没するストツパー７と、前記
刈刃２の駆動軸８とともに回転する羽根体９とを
それぞれ対向させて設け、前記油圧室６内の油圧
が低いときに前記ストツパー７が突出して前記羽
根体９に係合し、油圧が高いときには係合解除す
るように構成したことを特徴とする刈刃駆動軸ロ
ツク装置。 A mowing machine comprising a transmission case 3 on which a drive shaft 8 to which the cutting blade 2 is detachably mounted is connected to the front end of the operating rod 1, and an engine 4 is connected to the rear end of the operating rod 1. In the hair removal machine, the engine 4
On the side is a hydraulic pump 5 driven by the engine 4.
The transmission case 3 is provided with a hydraulic chamber 6 that receives pressure oil from the hydraulic pump 5, and the hydraulic chamber 6 includes a stopper 7 that moves in and out by hydraulic pressure, and a drive shaft 8 for the cutting blade 2. The stoppers 7 are provided to face each other and rotate with the blade bodies 9, and when the oil pressure in the hydraulic chamber 6 is low, the stopper 7 protrudes and engages the blade bodies 9, and when the oil pressure is high, the stopper 7 is disengaged. A mower blade drive shaft locking device characterized by the following configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8708890U JPH0443932U (en) | 1990-08-21 | 1990-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8708890U JPH0443932U (en) | 1990-08-21 | 1990-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0443932U true JPH0443932U (en) | 1992-04-14 |
Family
ID=31636740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8708890U Pending JPH0443932U (en) | 1990-08-21 | 1990-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006304659A (en) * | 2005-04-27 | 2006-11-09 | Izawa:Kk | Guard plate structure in mower |
| JP2012075342A (en) * | 2010-09-30 | 2012-04-19 | Hitachi Koki Co Ltd | Portable working machine |
-
1990
- 1990-08-21 JP JP8708890U patent/JPH0443932U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006304659A (en) * | 2005-04-27 | 2006-11-09 | Izawa:Kk | Guard plate structure in mower |
| JP2012075342A (en) * | 2010-09-30 | 2012-04-19 | Hitachi Koki Co Ltd | Portable working machine |
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