JPS5820290U - Safety equipment for work vehicles equipped with booms - Google Patents
Safety equipment for work vehicles equipped with boomsInfo
- Publication number
- JPS5820290U JPS5820290U JP11485581U JP11485581U JPS5820290U JP S5820290 U JPS5820290 U JP S5820290U JP 11485581 U JP11485581 U JP 11485581U JP 11485581 U JP11485581 U JP 11485581U JP S5820290 U JPS5820290 U JP S5820290U
- Authority
- JP
- Japan
- Prior art keywords
- safety equipment
- booms
- vehicles equipped
- work vehicles
- boom
- 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)
- Forklifts And Lifting Vehicles (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
図面は本考案の実施例を示し、第１図は安全装置を備え
た高所作業車の側面図、第２図は第１図の■−■断面図
、第３図は第１図の■−■断面図、第４図は安全装置の
ブロック線図である。。
１０・・・発信器、１１・・・受信器、１２・・・判別
器、１３・・・警報器、１４・・・ブーム作動停止装置
。The drawings show an embodiment of the present invention, in which Fig. 1 is a side view of an aerial work vehicle equipped with a safety device, Fig. 2 is a sectional view taken along the line ■-■ in Fig. -■ Cross-sectional view, FIG. 4 is a block diagram of the safety device. . DESCRIPTION OF SYMBOLS 10... Transmitter, 11... Receiver, 12... Discriminator, 13... Alarm, 14... Boom operation stop device.
Claims (1)
発信器を設け、ブームの他端の周囲に前記発信器と対向
するように超音波信号又は光信号の受信器を設け、前記
発信器から発信される超音波信号又は光信号が障害物に
より遮断されることを受信器により感知して、警報を発
するか又はブームの作動を停止させるようにしたことを
特徴とするブームを備えた作業車の安全装置。A transmitter for transmitting an ultrasonic signal or an optical signal is provided around one end of the boom, a receiver for the ultrasonic signal or an optical signal is provided around the other end of the boom so as to face the transmitter, and the transmitter work equipped with a boom, characterized in that a receiver detects that the ultrasonic signal or optical signal emitted from the car safety equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11485581U JPS5820290U (en) | 1981-07-31 | 1981-07-31 | Safety equipment for work vehicles equipped with booms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11485581U JPS5820290U (en) | 1981-07-31 | 1981-07-31 | Safety equipment for work vehicles equipped with booms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5820290U true JPS5820290U (en) | 1983-02-08 |
Family
ID=29909131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11485581U Pending JPS5820290U (en) | 1981-07-31 | 1981-07-31 | Safety equipment for work vehicles equipped with booms |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5820290U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010089865A (en) * | 2008-10-06 | 2010-04-22 | Taisei Corp | Intrusion detection device and area setting method of laser barrier |
| JP2022109813A (en) * | 2021-01-15 | 2022-07-28 | 本州四国連絡高速道路株式会社 | Contact prevention device of telescopic boom |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5346697U (en) * | 1976-09-27 | 1978-04-20 | ||
| JPS5442583A (en) * | 1977-09-09 | 1979-04-04 | Hitachi Ltd | Strike preventive device |
-
1981
- 1981-07-31 JP JP11485581U patent/JPS5820290U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5346697U (en) * | 1976-09-27 | 1978-04-20 | ||
| JPS5442583A (en) * | 1977-09-09 | 1979-04-04 | Hitachi Ltd | Strike preventive device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010089865A (en) * | 2008-10-06 | 2010-04-22 | Taisei Corp | Intrusion detection device and area setting method of laser barrier |
| JP2022109813A (en) * | 2021-01-15 | 2022-07-28 | 本州四国連絡高速道路株式会社 | Contact prevention device of telescopic boom |
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