JP2521365Y2 - クレーン等重機類の送電線接近警告具 - Google Patents
クレーン等重機類の送電線接近警告具Info
- Publication number
- JP2521365Y2 JP2521365Y2 JP1990040915U JP4091590U JP2521365Y2 JP 2521365 Y2 JP2521365 Y2 JP 2521365Y2 JP 1990040915 U JP1990040915 U JP 1990040915U JP 4091590 U JP4091590 U JP 4091590U JP 2521365 Y2 JP2521365 Y2 JP 2521365Y2
- Authority
- JP
- Japan
- Prior art keywords
- measuring rod
- crane
- distance measuring
- heavy machinery
- 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.)
- Expired - Lifetime
Links
- 238000013459 approach Methods 0.000 title claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 42
- 238000001514 detection method Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920000271 Kevlar® Polymers 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004761 kevlar Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990040915U JP2521365Y2 (ja) | 1990-04-16 | 1990-04-16 | クレーン等重機類の送電線接近警告具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990040915U JP2521365Y2 (ja) | 1990-04-16 | 1990-04-16 | クレーン等重機類の送電線接近警告具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03130290U JPH03130290U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-12-27 |
JP2521365Y2 true JP2521365Y2 (ja) | 1996-12-25 |
Family
ID=31551126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990040915U Expired - Lifetime JP2521365Y2 (ja) | 1990-04-16 | 1990-04-16 | クレーン等重機類の送電線接近警告具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2521365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3119293U (ja) * | 2005-07-14 | 2006-02-23 | 隆一 武藤 | 外反母趾予防ハイヒール踵固定ベルト・ル・ピェ・フィクス |
-
1990
- 1990-04-16 JP JP1990040915U patent/JP2521365Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH03130290U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-12-27 |
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