JPH0223052U - - Google Patents
Info
- Publication number
- JPH0223052U JPH0223052U JP10199588U JP10199588U JPH0223052U JP H0223052 U JPH0223052 U JP H0223052U JP 10199588 U JP10199588 U JP 10199588U JP 10199588 U JP10199588 U JP 10199588U JP H0223052 U JPH0223052 U JP H0223052U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- detector
- diode
- turning
- switch
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Operation Control Of Excavators (AREA)
- Component Parts Of Construction Machinery (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10199588U JPH0643246Y2 (ja) | 1988-07-29 | 1988-07-29 | ブーム昇降止め装置用回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10199588U JPH0643246Y2 (ja) | 1988-07-29 | 1988-07-29 | ブーム昇降止め装置用回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0223052U true JPH0223052U (nl) | 1990-02-15 |
| JPH0643246Y2 JPH0643246Y2 (ja) | 1994-11-09 |
Family
ID=31331498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10199588U Expired - Lifetime JPH0643246Y2 (ja) | 1988-07-29 | 1988-07-29 | ブーム昇降止め装置用回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0643246Y2 (nl) |
-
1988
- 1988-07-29 JP JP10199588U patent/JPH0643246Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0643246Y2 (ja) | 1994-11-09 |