JPS53122505A - Automatic depth control device - Google Patents
Automatic depth control deviceInfo
- Publication number
- JPS53122505A JPS53122505A JP3506977A JP3506977A JPS53122505A JP S53122505 A JPS53122505 A JP S53122505A JP 3506977 A JP3506977 A JP 3506977A JP 3506977 A JP3506977 A JP 3506977A JP S53122505 A JPS53122505 A JP S53122505A
- Authority
- JP
- Japan
- Prior art keywords
- control device
- depth control
- automatic depth
- automatic
- depth
- 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
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3506977A JPS53122505A (en) | 1977-03-28 | 1977-03-28 | Automatic depth control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3506977A JPS53122505A (en) | 1977-03-28 | 1977-03-28 | Automatic depth control device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53122505A true JPS53122505A (en) | 1978-10-26 |
Family
ID=12431715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3506977A Pending JPS53122505A (en) | 1977-03-28 | 1977-03-28 | Automatic depth control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53122505A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62138106A (en) * | 1985-12-12 | 1987-06-20 | 井関農機株式会社 | Rising/falling controller of earth working machine |
-
1977
- 1977-03-28 JP JP3506977A patent/JPS53122505A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62138106A (en) * | 1985-12-12 | 1987-06-20 | 井関農機株式会社 | Rising/falling controller of earth working machine |
JPH0665244B2 (en) * | 1985-12-12 | 1994-08-24 | 井関農機株式会社 | Lifting control device for ground work machine |
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