JPH0288806U - - Google Patents
Info
- Publication number
- JPH0288806U JPH0288806U JP16985088U JP16985088U JPH0288806U JP H0288806 U JPH0288806 U JP H0288806U JP 16985088 U JP16985088 U JP 16985088U JP 16985088 U JP16985088 U JP 16985088U JP H0288806 U JPH0288806 U JP H0288806U
- Authority
- JP
- Japan
- Prior art keywords
- deck
- engine
- working
- negative pressure
- working part
- 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
Landscapes
- Harvester Elements (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Description
第１図〜第３図は本考案の第一実施例を示し、
第１図は作業部高さ調整装置の要部概略を示す第
３図の―断面図、第２図は芝刈機の一部断面
側面図、第３図は芝刈機の平面図、第４図は本考
案の第二実施例による作業部高さ調整装置の要部
概略図、第５図は従来の作業部高さ調整装置の要
部斜視図である。
１１……作業用車輌、１２……機体フレーム、
１３……走行部、１５……デツキ、１６……エン
ジン、１７……作業部、２１……昇降装置、２２
……切換えバルブ。
1 to 3 show a first embodiment of the present invention,
Fig. 1 is a sectional view of Fig. 3 showing the outline of the main parts of the working part height adjustment device, Fig. 2 is a partially sectional side view of the lawn mower, Fig. 3 is a plan view of the lawn mower, and Fig. 4 5 is a schematic view of the main parts of a working part height adjusting device according to a second embodiment of the present invention, and FIG. 5 is a perspective view of the main parts of a conventional working part height adjusting device. 11... Work vehicle, 12... Airframe frame,
13... Traveling part, 15... Deck, 16... Engine, 17... Working part, 21... Lifting device, 22
...Switching valve.
Claims (1)
に作業部を連結するとともに、上記デツキを載置
する機体フレームの両側に走行部を配設し、さら
に上記機体フレームと上記デツキとの間に負圧で
動作する昇降装置を介装し、この昇降装置と上記
エンジンの負圧室とを切換えバルブを介して連通
自在にしたことを特徴とする作業用車輌の作業部
高さ調整装置。 An engine is mounted on the deck, and a working part is connected to the engine, and running parts are arranged on both sides of the machine frame on which the deck is placed, and furthermore, a negative pressure is created between the machine frame and the deck. 1. A working part height adjusting device for a working vehicle, characterized in that a working lifting device is provided, and the lifting device and the negative pressure chamber of the engine can freely communicate with each other via a switching valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16985088U JPH0288806U (en) | 1988-12-27 | 1988-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16985088U JPH0288806U (en) | 1988-12-27 | 1988-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0288806U true JPH0288806U (en) | 1990-07-13 |
Family
ID=31460276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16985088U Pending JPH0288806U (en) | 1988-12-27 | 1988-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0288806U (en) |
-
1988
- 1988-12-27 JP JP16985088U patent/JPH0288806U/ja active Pending