JPS52140151A - Safety device for track crane - Google Patents
Safety device for track craneInfo
- Publication number
- JPS52140151A JPS52140151A JP5812976A JP5812976A JPS52140151A JP S52140151 A JPS52140151 A JP S52140151A JP 5812976 A JP5812976 A JP 5812976A JP 5812976 A JP5812976 A JP 5812976A JP S52140151 A JPS52140151 A JP S52140151A
- Authority
- JP
- Japan
- Prior art keywords
- safety device
- track crane
- crane
- track
- 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.)
- Granted
Links
Landscapes
- Control And Safety Of Cranes (AREA)
- Jib Cranes (AREA)
Abstract
PURPOSE: To enable a proper threshold signal to be picked up automatically, corresponding to the turning area of the boom, by providing a support leg switch which operates when the support legs are in an operating position.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5812976A JPS5950599B2 (en) | 1976-05-19 | 1976-05-19 | Truck crane safety device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5812976A JPS5950599B2 (en) | 1976-05-19 | 1976-05-19 | Truck crane safety device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52140151A true JPS52140151A (en) | 1977-11-22 |
JPS5950599B2 JPS5950599B2 (en) | 1984-12-08 |
Family
ID=13075360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5812976A Expired JPS5950599B2 (en) | 1976-05-19 | 1976-05-19 | Truck crane safety device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5950599B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59187694U (en) * | 1983-05-27 | 1984-12-12 | 株式会社アイチコーポレーション | Work range regulation device for aerial work vehicles |
-
1976
- 1976-05-19 JP JP5812976A patent/JPS5950599B2/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59187694U (en) * | 1983-05-27 | 1984-12-12 | 株式会社アイチコーポレーション | Work range regulation device for aerial work vehicles |
JPH0344787Y2 (en) * | 1983-05-27 | 1991-09-20 |
Also Published As
Publication number | Publication date |
---|---|
JPS5950599B2 (en) | 1984-12-08 |
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