JPH0512875Y2 - - Google Patents
Info
- Publication number
- JPH0512875Y2 JPH0512875Y2 JP16384386U JP16384386U JPH0512875Y2 JP H0512875 Y2 JPH0512875 Y2 JP H0512875Y2 JP 16384386 U JP16384386 U JP 16384386U JP 16384386 U JP16384386 U JP 16384386U JP H0512875 Y2 JPH0512875 Y2 JP H0512875Y2
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- contact sensor
- excavator
- front attachment
- counterweight
- 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 claims description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 238000009412 basement excavation Methods 0.000 description 8
- 239000004576 sand Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Jib Cranes (AREA)
- Emergency Alarm Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16384386U JPH0512875Y2 (US06815460-20041109-C00097.png) | 1986-10-24 | 1986-10-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16384386U JPH0512875Y2 (US06815460-20041109-C00097.png) | 1986-10-24 | 1986-10-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6372691U JPS6372691U (US06815460-20041109-C00097.png) | 1988-05-16 |
| JPH0512875Y2 true JPH0512875Y2 (US06815460-20041109-C00097.png) | 1993-04-05 |
Family
ID=31092417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16384386U Expired - Lifetime JPH0512875Y2 (US06815460-20041109-C00097.png) | 1986-10-24 | 1986-10-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0512875Y2 (US06815460-20041109-C00097.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200476015Y1 (ko) * | 2010-11-15 | 2015-01-21 | 대우조선해양 주식회사 | 틸러 회전 경보장치 |
-
1986
- 1986-10-24 JP JP16384386U patent/JPH0512875Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6372691U (US06815460-20041109-C00097.png) | 1988-05-16 |
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