JPH035741U - - Google Patents
Info
- Publication number
- JPH035741U JPH035741U JP6714689U JP6714689U JPH035741U JP H035741 U JPH035741 U JP H035741U JP 6714689 U JP6714689 U JP 6714689U JP 6714689 U JP6714689 U JP 6714689U JP H035741 U JPH035741 U JP H035741U
- Authority
- JP
- Japan
- Prior art keywords
- arm
- bracket
- sheave
- tip
- wire
- 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
- 230000002265 prevention Effects 0.000 claims description 2
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Description
第１図〜第５図は本考案の一実施例を示し、第
１図および第２図はアーム式作業機の側面図、第
３図および第５図はエクステンシヨンアーム周辺
の拡大、図第４図は第３図の−線矢視図、第
６図〜第８図は従来例を説明するアーム式作業機
の側面図である。
１：アーム式作業機、２：ブーム、３：アーム
、４：エクステンシヨンアーム、５〜７：油圧シ
リンダ、８：バイブロアタツチメント、９：矢板
、２１：ウインチ、２２：ピン、２３：ブラケツ
ト、２４：シーブ、２５：ワイヤ、２６：フツク
、２７：外れ止めローラ。
Figures 1 to 5 show an embodiment of the present invention, Figures 1 and 2 are side views of the arm-type work machine, Figures 3 and 5 are enlargements of the area around the extension arm, and Figures FIG. 4 is a view taken along the - line in FIG. 3, and FIGS. 6 to 8 are side views of an arm-type working machine illustrating a conventional example. 1: Arm type work equipment, 2: Boom, 3: Arm, 4: Extension arm, 5 to 7: Hydraulic cylinder, 8: Vibro attachment, 9: Sheet pile, 21: Winch, 22: Pin, 23: Bracket , 24: Sheave, 25: Wire, 26: Hook, 27: Removal prevention roller.
Claims (1)
ともアームを俯仰可能に取付けるとともにウイン
チを備え、アーム先端に作業用アタツチメントを
吊設して成るアーム式作業機において、 アーム先端部に基端が回動可能に連結され自由
端が前記作業用アタツチメントよりも前方まで延
在するブラケツトと、 このブラケツトの自由端に回転可能に設けられ
前記ウインチから導かれるワイヤの先端を作業用
アタツチメントの前方で鉛直に垂下させるシーブ
と、 前記ブラケツトに設けられ前記シーブからワイ
ヤが外れるのを防止する外れ止め部材とを備え、 前記ワイヤ先端が前記シーブを介して鉛直方向
を向こうとするときに前記外れ止め部に作用する
力により、前記ブラケツトを前記作業用アタツチ
メントから離れる方向に回動するように構成した
ことを特徴とするアーム式作業機。[Scope of Claim for Utility Model Registration] An arm-type work machine in which at least an arm is attached via a boom to the main body of the arm-type work machine so that it can be lifted up and down, a winch is provided, and a work attachment is suspended from the tip of the arm: A bracket whose proximal end is rotatably connected to the distal end and whose free end extends to the front of the working attachment; and a bracket which is rotatably provided at the free end of the bracket and is used to work the tip of the wire led from the winch. a sheave that hangs vertically in front of the sheave; and a detachment prevention member that is provided on the bracket and prevents the wire from coming off the sheave, when the tip of the wire attempts to move vertically through the sheave. An arm-type working machine characterized in that the bracket is configured to rotate in a direction away from the working attachment by a force acting on the retaining portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6714689U JPH0640669Y2 (en) | 1989-06-08 | 1989-06-08 | Arm type working machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6714689U JPH0640669Y2 (en) | 1989-06-08 | 1989-06-08 | Arm type working machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH035741U true JPH035741U (en) | 1991-01-21 |
| JPH0640669Y2 JPH0640669Y2 (en) | 1994-10-26 |
Family
ID=31600461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6714689U Expired - Lifetime JPH0640669Y2 (en) | 1989-06-08 | 1989-06-08 | Arm type working machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0640669Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000023219A1 (en) * | 1998-10-19 | 2000-04-27 | Osg Corporation | Taper tap for pipe of material of high hardness |
-
1989
- 1989-06-08 JP JP6714689U patent/JPH0640669Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000023219A1 (en) * | 1998-10-19 | 2000-04-27 | Osg Corporation | Taper tap for pipe of material of high hardness |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0640669Y2 (en) | 1994-10-26 |