JPH01106922U - - Google Patents
Info
- Publication number
- JPH01106922U JPH01106922U JP20127887U JP20127887U JPH01106922U JP H01106922 U JPH01106922 U JP H01106922U JP 20127887 U JP20127887 U JP 20127887U JP 20127887 U JP20127887 U JP 20127887U JP H01106922 U JPH01106922 U JP H01106922U
- Authority
- JP
- Japan
- Prior art keywords
- operating
- operating lever
- blocking
- rotation
- construction machinery
- 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
- 230000000903 blocking effect Effects 0.000 claims 4
- 238000010276 construction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mechanical Control Devices (AREA)
- Operation Control Of Excavators (AREA)
Description
第１図ａ，ｂ〜第３図は本考案の一実施例を示
し、第１図ａ、第２図ａはそれぞれプツシユボタ
ンを押圧操作した状態およびしない状態を示す操
作レバーの正面断面図、第１図ｂ、第２図ｂはそ
れぞれ第１図ａ、第２図ａの右側面図、第３図は
レバー装置から出力される指令信号によりアクチ
ユエータを駆動する油圧および電気回路図である
。
１０：操作レバー、１１：筒体、１１ａ：Ｌ字
溝、１２：握り部、２２：プツシユボタン、２３
：カム、２５：レバー、２８：ポテンシヨメータ
。
1a, b to 3 show an embodiment of the present invention, and FIGS. 1a and 2a are front sectional views of the operating lever showing the state in which the push button is pressed and the state in which it is not pressed, respectively. 1b and 2b are right side views of FIGS. 1a and 2a, respectively, and FIG. 3 is a hydraulic and electrical circuit diagram for driving the actuator by a command signal output from the lever device. 10: Operation lever, 11: Cylindrical body, 11a: L-shaped groove, 12: Grip portion, 22: Push button, 23
: cam, 25: lever, 28: potentiometer.
Claims (1)
バーを備えた建設機械の操作レバー装置において
、 前記操作レバーの握り部に回転可能に付設され
た操作部材と、 この操作部材の回転操作を阻止する回転阻止部
材と、 この回転阻止部材による前記阻止を解除操作す
る解除操作部材と、 前記操作部材の回転量に応じた指令信号を出力
する信号出力手段とを備え、前記指令信号に基づ
いて前記作業用アタツチメントとは別の作業用ア
タツチメントを駆動可能としたことを特徴とする
建設機械の操作レバー装置。[Scope of Claim for Utility Model Registration] An operating lever device for construction machinery equipped with a swing type operating lever for operating a work attachment, comprising: an operating member rotatably attached to a grip portion of the operating lever; and this operating member. a rotation blocking member for blocking a rotational operation; a release operation member for releasing the blocking by the rotation blocking member; and a signal output means for outputting a command signal according to the amount of rotation of the operating member, An operating lever device for construction machinery, characterized in that a working attachment other than the working attachment can be driven based on a signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20127887U JPH01106922U (en) | 1987-12-29 | 1987-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20127887U JPH01106922U (en) | 1987-12-29 | 1987-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01106922U true JPH01106922U (en) | 1989-07-19 |
Family
ID=31491648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20127887U Pending JPH01106922U (en) | 1987-12-29 | 1987-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01106922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH073836A (en) * | 1993-06-11 | 1995-01-06 | Komatsu Ltd | Bulldozer work equipment control device |
-
1987
- 1987-12-29 JP JP20127887U patent/JPH01106922U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH073836A (en) * | 1993-06-11 | 1995-01-06 | Komatsu Ltd | Bulldozer work equipment control device |
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