JPS6033596U - Boom proximity warning device - Google Patents
Boom proximity warning deviceInfo
- Publication number
- JPS6033596U JPS6033596U JP12441783U JP12441783U JPS6033596U JP S6033596 U JPS6033596 U JP S6033596U JP 12441783 U JP12441783 U JP 12441783U JP 12441783 U JP12441783 U JP 12441783U JP S6033596 U JPS6033596 U JP S6033596U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- laser beam
- warning device
- proximity warning
- alarm
- 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
- Jib Cranes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は建物の建築用のクレーンの作業状態を示す側面
図、第2図は建物の建築用のクレーンに適用した本考案
の一実施例を示すものであって、レーザ光線発信器とレ
ーザ光線受信器の取付位置とレーザ光線の発射状態を示
す図、第3図はレーザ光線が遮断された時に、警報を発
する回路とブームの傾倒動作を停止させる手段の一例を
示すブロック図である。
1・・・クレーン本体、3・・・ブーム、7・・・レー
ザ光線発信器、8・・・レーザ光線受信器、9・・・レ
ーザ光線、11・・・レーザ光線が遮断された時に閉じ
るスイッチ、12・・・レーザ光線が遮断された時に警
報を発するブザー、13・・・レーザ光線が遮断された
時にブームの傾倒動作を停止させる電磁弁。Fig. 1 is a side view showing the working state of a crane for building construction, and Fig. 2 shows an embodiment of the present invention applied to a crane for building construction. FIG. 3 is a block diagram showing an example of a circuit for issuing an alarm and a means for stopping the tilting operation of the boom when the laser beam is interrupted. 1... Crane body, 3... Boom, 7... Laser beam transmitter, 8... Laser beam receiver, 9... Laser beam, 11... Closes when the laser beam is interrupted. Switch, 12... A buzzer that issues an alarm when the laser beam is interrupted, 13... A solenoid valve that stops the tilting operation of the boom when the laser beam is interrupted.
Claims (1)
の基部と先端部に、レーザ光線発信器とレーザ光線受信
器を設け、前記レーザ光線受信器を、レーザ光線が遮断
された時に警報を発する回路とブームの傾倒動作を停止
させる手段に接続したことを特徴とするブームの接近警
告装置。A crane equipped with a boom that rises and falls, wherein a laser beam transmitter and a laser beam receiver are provided at the base and tip of the boom, and the laser beam receiver is connected to a circuit that issues an alarm when the laser beam is cut off and the boom. A boom approach warning device, characterized in that it is connected to means for stopping the tilting operation of the boom.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12441783U JPS6033596U (en) | 1983-08-12 | 1983-08-12 | Boom proximity warning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12441783U JPS6033596U (en) | 1983-08-12 | 1983-08-12 | Boom proximity warning device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6033596U true JPS6033596U (en) | 1985-03-07 |
Family
ID=30283631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12441783U Pending JPS6033596U (en) | 1983-08-12 | 1983-08-12 | Boom proximity warning device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6033596U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6372089A (en) * | 1986-09-12 | 1988-04-01 | 株式会社日立ホームテック | Radio frequency heater |
JP2010089865A (en) * | 2008-10-06 | 2010-04-22 | Taisei Corp | Intrusion detection device and area setting method of laser barrier |
-
1983
- 1983-08-12 JP JP12441783U patent/JPS6033596U/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6372089A (en) * | 1986-09-12 | 1988-04-01 | 株式会社日立ホームテック | Radio frequency heater |
JPH0569276B2 (en) * | 1986-09-12 | 1993-09-30 | Hitachi Home Tec Ltd | |
JP2010089865A (en) * | 2008-10-06 | 2010-04-22 | Taisei Corp | Intrusion detection device and area setting method of laser barrier |
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