JPH0448931U - - Google Patents
Info
- Publication number
- JPH0448931U JPH0448931U JP8741890U JP8741890U JPH0448931U JP H0448931 U JPH0448931 U JP H0448931U JP 8741890 U JP8741890 U JP 8741890U JP 8741890 U JP8741890 U JP 8741890U JP H0448931 U JPH0448931 U JP H0448931U
- Authority
- JP
- Japan
- Prior art keywords
- suction
- hole
- cylindrical member
- valve body
- exhaust port
- 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.)
- Granted
Links
- 230000007423 decrease Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- Harvesting Machines For Specific Crops (AREA)
- Harvester Elements (AREA)
Description
図面はこの考案の実施例に関し、第１図は排気
ポートが閉じられかつ弁体が軸方向の変位を許容
されているときの外側筒部材の螺合位置で示す吸
排装置の縦断面図、第２図は排気ポートが開かれ
ているときの外側筒部材の螺合位置で示す吸排装
置の縦断面図、第３図は弁体を軸方向両側から挟
圧しているときの外側筒部材の螺合位置で示す吸
排装置の縦断面図、第４図は刈払機の側面図であ
る。
１０……刈払機、１４……操作桿、２２……浮
子、３０……内側筒部材、３２……外側筒部材、
３６……吸排通路、３８……排気ポート、４２…
…通孔、４４……弁体、４６……圧縮コイルばね
（付勢部材）、４９……ポンプ、５０……袋状ダ
イヤフラム（袋体）。
The drawings relate to an embodiment of the invention; FIG. 1 is a longitudinal sectional view of the suction/exhaust device shown in the screwed position of the outer cylinder member when the exhaust port is closed and the valve body is allowed to be displaced in the axial direction; Figure 2 is a longitudinal sectional view of the suction/exhaust device showing the screwed position of the outer cylinder member when the exhaust port is open, and Figure 3 shows the screw position of the outer cylinder member when the valve body is squeezed from both sides in the axial direction. FIG. 4 is a longitudinal cross-sectional view of the suction/discharge device shown in the combined position, and FIG. 4 is a side view of the brush cutter. 10...Brush cutter, 14...Operation rod, 22...Float, 30...Inner cylinder member, 32...Outer cylinder member,
36...Suction/exhaust passage, 38...Exhaust port, 42...
...Through hole, 44... Valve body, 46... Compression coil spring (biasing member), 49... Pump, 50... Bag-shaped diaphragm (bag body).
Claims (1)
に応じて体積を増減する浮子２２と、軸方向へ貫
通するとともに一端側において前記浮子２２へ連
通する吸排通路３６とこの吸排通路３６から分岐
して外周部に開口する排気ポート３８とを備える
内側筒部材３０と、この内側筒部材３０に螺合位
置を調整自在に螺合する外側筒部材３２と、この
外側筒部材３２の端面を貫通し前記吸排通路３６
の他端側へ連通する通孔４２と、この通孔４２を
開閉自在に前記吸排通路３６側に配設され付勢部
材４６により前記通孔４２の方へ付勢される弁体
４４と、前記外側筒部材３２の前記通孔４２側の
端部に取付けられ袋体５０の膨縮により前記通孔
４２へ加圧空気を送るポンプ４９とを有し、前記
外側筒部材３２は、第１の螺合位置では前記排気
ポート３８を開き、第２の螺合位置では前記排気
ポート３８を閉じるともに前記弁体４４の変位を
許容し、第３の螺合位置では前記排気ポート３８
を閉じかつ前記弁体４４を前記内側筒部材３０と
の間で挟圧することを特徴とする刈払機の浮体装
置。 A float 22 that is attached to the front end of the operating rod 14 and whose volume increases or decreases depending on the amount of air inside; a suction and exhaust passage 36 that penetrates in the axial direction and communicates with the float 22 at one end; and a suction and exhaust passage 36 that branches off from the suction and exhaust passage 36. an inner cylindrical member 30 having an exhaust port 38 that opens to the outer periphery; an outer cylindrical member 32 that is screwed onto the inner cylindrical member 30 so that the screwing position thereof can be freely adjusted; The suction and exhaust passage 36
a through hole 42 that communicates with the other end; a valve body 44 that is disposed on the suction/discharge passage 36 side so as to be able to open and close the through hole 42 and is biased toward the through hole 42 by a biasing member 46; A pump 49 is attached to the end of the outer cylindrical member 32 on the side of the through hole 42 and sends pressurized air to the through hole 42 as the bag body 50 expands and contracts, and the outer cylindrical member 32 has a first In the screwed position, the exhaust port 38 is opened, in the second screwed position, the exhaust port 38 is closed and the valve body 44 is allowed to be displaced, and in the third screwed position, the exhaust port 38 is opened.
A floating device for a brush cutter, characterized in that the valve body 44 is closed and the valve body 44 is compressed between the inner cylinder member 30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8741890U JPH0647222Y2 (en) | 1990-08-23 | 1990-08-23 | Floating device for brush cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8741890U JPH0647222Y2 (en) | 1990-08-23 | 1990-08-23 | Floating device for brush cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0448931U true JPH0448931U (en) | 1992-04-24 |
| JPH0647222Y2 JPH0647222Y2 (en) | 1994-12-07 |
Family
ID=31819741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8741890U Expired - Lifetime JPH0647222Y2 (en) | 1990-08-23 | 1990-08-23 | Floating device for brush cutter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0647222Y2 (en) |
-
1990
- 1990-08-23 JP JP8741890U patent/JPH0647222Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0647222Y2 (en) | 1994-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5843966U (en) | Pressure accumulating type sprayer | |
| JPH0448931U (en) | ||
| JPS63160987U (en) | ||
| JPH0347803U (en) | ||
| JPS6191321U (en) | ||
| JPH0165634U (en) | ||
| JPS61141804U (en) | ||
| JPS62163369U (en) | ||
| JPH03119585U (en) | ||
| JPH0344512U (en) | ||
| JPS6259792U (en) | ||
| JPS6220631U (en) | ||
| JPS61187227U (en) | ||
| JPH01116286U (en) | ||
| JPS61197306U (en) | ||
| JPH0325869U (en) | ||
| JPS6140577U (en) | Compressed air-driven on-off valve | |
| JPH01179184U (en) | ||
| JPS61175605U (en) | ||
| JPS62110546U (en) | ||
| JPS61173789U (en) | ||
| JPH0417160U (en) | ||
| JPH0417581U (en) | ||
| JPH0432277U (en) | ||
| JPS61194861U (en) |