JPH0438843U - - Google Patents
Info
- Publication number
- JPH0438843U JPH0438843U JP8040990U JP8040990U JPH0438843U JP H0438843 U JPH0438843 U JP H0438843U JP 8040990 U JP8040990 U JP 8040990U JP 8040990 U JP8040990 U JP 8040990U JP H0438843 U JPH0438843 U JP H0438843U
- Authority
- JP
- Japan
- Prior art keywords
- arm
- swing
- boom
- attached
- bracket
- 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
- 238000005286 illumination Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 2
Description
第１図はこの考案の一実施例を示す側面図、第
２図は第１図の拡大平面図、第３図は油圧シヨベ
ルにおけるアームの変位角度に対応する照明灯の
照射変位角度を示す説明図、第４図はこの考案の
他の実施例を示す側面図、第５図は第４図の−
線における拡大平面図、第６図は従来の作業用
照明装置をそなえた油圧シヨベルの側面図である
。
１……ブーム、２……作業用照明灯、３……ア
ームシリンダ、４……アーム、５……取付ピン、
７……バケツト、８……固定ブラケツト、９……
可動ブラケツト、１０……ピン、１１……固定ブ
ラケツト、１２……ロツド、１３……ボールジヨ
イント、１４……ボールジヨイント、１５……取
付ピン、１６……支点ピン、１７……レバー、１
８……第一ロツド、１９……第二ロツド、２０…
…ボールジヨイント、２１……ボールジヨイント
。
Fig. 1 is a side view showing an embodiment of this invention, Fig. 2 is an enlarged plan view of Fig. 1, and Fig. 3 is an explanation showing the irradiation displacement angle of the lighting lamp corresponding to the displacement angle of the arm in the hydraulic excavator. Figure 4 is a side view showing another embodiment of this invention, and Figure 5 is a side view of another embodiment of this invention.
FIG. 6 is a side view of a hydraulic excavator equipped with a conventional work lighting device. 1...Boom, 2...Work lighting, 3...Arm cylinder, 4...Arm, 5...Mounting pin,
7...Bucket, 8...Fixed bracket, 9...
Movable bracket, 10... Pin, 11... Fixed bracket, 12... Rod, 13... Ball joint, 14... Ball joint, 15... Mounting pin, 16... Fulcrum pin, 17... Lever, 1
8...First rod, 19...Second rod, 20...
...Ball joint, 21...Ball joint.
Claims (1)
ムを取付ピンにより取付け、アームの先端部に上
下に回動できるようにバケツトを取付け、ブーム
の側部に作業用照明灯をそなえた油圧シヨベルに
おいて、ブームの側面部に上下に揺動できるよう
に支持させた可揺動ブラツケツトに作業用照明灯
を取付け、前記取付ピンの近傍のアーム側面部に
固定ブラケツトを設け、固定ブラケツトと可揺動
ブラケツトとを、アームの揺動に連動して作業用
照明灯の向きをバケツトに対する照射方向に変え
るように可揺動ブラケツトを揺動させるリンク機
構によりたがいに連結したことを特徴とする作業
用照明装置。 In a hydraulic excavator, an arm is attached to the tip of the boom with a mounting pin so that it can swing up and down, a bucket is attached to the tip of the arm so that it can swing up and down, and a work light is provided on the side of the boom. A work lighting lamp is attached to a swingable bracket supported on the side of the boom so as to be able to swing up and down, a fixed bracket is provided on the side of the arm near the mounting pin, and the fixed bracket and the swingable bracket are connected to each other. and are connected to each other by a link mechanism that swings a swingable bracket so as to change the direction of the work lighting light to the direction of illumination of the bucket in conjunction with the swing of the arm. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8040990U JPH0438843U (en) | 1990-07-28 | 1990-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8040990U JPH0438843U (en) | 1990-07-28 | 1990-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0438843U true JPH0438843U (en) | 1992-04-02 |
Family
ID=31625444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8040990U Pending JPH0438843U (en) | 1990-07-28 | 1990-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438843U (en) |
-
1990
- 1990-07-28 JP JP8040990U patent/JPH0438843U/ja active Pending
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