JPS5244945A - Apparatus to attenuate abnormal potential induced in crane - Google Patents
Apparatus to attenuate abnormal potential induced in craneInfo
- Publication number
- JPS5244945A JPS5244945A JP12032775A JP12032775A JPS5244945A JP S5244945 A JPS5244945 A JP S5244945A JP 12032775 A JP12032775 A JP 12032775A JP 12032775 A JP12032775 A JP 12032775A JP S5244945 A JPS5244945 A JP S5244945A
- Authority
- JP
- Japan
- Prior art keywords
- crane
- abnormal potential
- potential induced
- attenuate abnormal
- attenuate
- 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
- Jib Cranes (AREA)
Abstract
PURPOSE: Spiral antenna is provided to crane, to decrease abnormal potential produced by radio wave to the crane, without undesired affect to crane work.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12032775A JPS5244945A (en) | 1975-10-07 | 1975-10-07 | Apparatus to attenuate abnormal potential induced in crane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12032775A JPS5244945A (en) | 1975-10-07 | 1975-10-07 | Apparatus to attenuate abnormal potential induced in crane |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5244945A true JPS5244945A (en) | 1977-04-08 |
JPS551233B2 JPS551233B2 (en) | 1980-01-12 |
Family
ID=14783501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12032775A Granted JPS5244945A (en) | 1975-10-07 | 1975-10-07 | Apparatus to attenuate abnormal potential induced in crane |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5244945A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6259663U (en) * | 1985-10-01 | 1987-04-13 | ||
JPS62140978A (en) * | 1985-12-17 | 1987-06-24 | Teijin Ltd | Reinforced traverse guide |
JPH0424210A (en) * | 1990-05-14 | 1992-01-28 | Teijin Seiki Co Ltd | Traverse device |
-
1975
- 1975-10-07 JP JP12032775A patent/JPS5244945A/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6259663U (en) * | 1985-10-01 | 1987-04-13 | ||
JPS62140978A (en) * | 1985-12-17 | 1987-06-24 | Teijin Ltd | Reinforced traverse guide |
JPH0424210A (en) * | 1990-05-14 | 1992-01-28 | Teijin Seiki Co Ltd | Traverse device |
Also Published As
Publication number | Publication date |
---|---|
JPS551233B2 (en) | 1980-01-12 |
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