JPS55136393A - Automatic controller for descent of excavating tool of excavator - Google Patents
Automatic controller for descent of excavating tool of excavatorInfo
- Publication number
- JPS55136393A JPS55136393A JP4304279A JP4304279A JPS55136393A JP S55136393 A JPS55136393 A JP S55136393A JP 4304279 A JP4304279 A JP 4304279A JP 4304279 A JP4304279 A JP 4304279A JP S55136393 A JPS55136393 A JP S55136393A
- Authority
- JP
- Japan
- Prior art keywords
- excavator
- descent
- automatic controller
- excavating tool
- excavating
- 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.)
- Pending
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4304279A JPS55136393A (en) | 1979-04-11 | 1979-04-11 | Automatic controller for descent of excavating tool of excavator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4304279A JPS55136393A (en) | 1979-04-11 | 1979-04-11 | Automatic controller for descent of excavating tool of excavator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55136393A true JPS55136393A (en) | 1980-10-24 |
Family
ID=12652842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4304279A Pending JPS55136393A (en) | 1979-04-11 | 1979-04-11 | Automatic controller for descent of excavating tool of excavator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55136393A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6462591A (en) * | 1987-08-31 | 1989-03-09 | Sumitomo Shi Constr Mach Co Lt | Penetrating input controller for excavator |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4850901A (en) * | 1971-10-22 | 1973-07-18 | ||
JPS512042A (en) * | 1974-06-21 | 1976-01-09 | Kogyo Gijutsuin | |
JPS5326402U (en) * | 1976-08-13 | 1978-03-06 |
-
1979
- 1979-04-11 JP JP4304279A patent/JPS55136393A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4850901A (en) * | 1971-10-22 | 1973-07-18 | ||
JPS512042A (en) * | 1974-06-21 | 1976-01-09 | Kogyo Gijutsuin | |
JPS5326402U (en) * | 1976-08-13 | 1978-03-06 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6462591A (en) * | 1987-08-31 | 1989-03-09 | Sumitomo Shi Constr Mach Co Lt | Penetrating input controller for excavator |
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