JPS58213984A - 竪孔掘削機の掘進偏位制御装置 - Google Patents

竪孔掘削機の掘進偏位制御装置

Info

Publication number
JPS58213984A
JPS58213984A JP9406782A JP9406782A JPS58213984A JP S58213984 A JPS58213984 A JP S58213984A JP 9406782 A JP9406782 A JP 9406782A JP 9406782 A JP9406782 A JP 9406782A JP S58213984 A JPS58213984 A JP S58213984A
Authority
JP
Japan
Prior art keywords
excavator
weight
hole
excavation
measuring ball
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
Application number
JP9406782A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0151636B2 (enrdf_load_stackoverflow
Inventor
公正 片上
平田　成
松浦　清之
正貴 清水
河津　広文
橋本　朝康
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kajima Corp
Original Assignee
Kajima Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kajima Corp filed Critical Kajima Corp
Priority to JP9406782A priority Critical patent/JPS58213984A/ja
Publication of JPS58213984A publication Critical patent/JPS58213984A/ja
Publication of JPH0151636B2 publication Critical patent/JPH0151636B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
JP9406782A 1982-06-03 1982-06-03 竪孔掘削機の掘進偏位制御装置 Granted JPS58213984A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9406782A JPS58213984A (ja) 1982-06-03 1982-06-03 竪孔掘削機の掘進偏位制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9406782A JPS58213984A (ja) 1982-06-03 1982-06-03 竪孔掘削機の掘進偏位制御装置

Publications (2)

Publication Number Publication Date
JPS58213984A true JPS58213984A (ja) 1983-12-13
JPH0151636B2 JPH0151636B2 (enrdf_load_stackoverflow) 1989-11-06

Family

ID=14100162

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9406782A Granted JPS58213984A (ja) 1982-06-03 1982-06-03 竪孔掘削機の掘進偏位制御装置

Country Status (1)

Country Link
JP (1) JPS58213984A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5385902A (en) * 1976-12-30 1978-07-28 Kajima Corp Method of controlling excavation by vertical excavator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5385902A (en) * 1976-12-30 1978-07-28 Kajima Corp Method of controlling excavation by vertical excavator

Also Published As

Publication number Publication date
JPH0151636B2 (enrdf_load_stackoverflow) 1989-11-06

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