JPS6239185Y2 - - Google Patents

Info

Publication number
JPS6239185Y2
JPS6239185Y2 JP1981173271U JP17327181U JPS6239185Y2 JP S6239185 Y2 JPS6239185 Y2 JP S6239185Y2 JP 1981173271 U JP1981173271 U JP 1981173271U JP 17327181 U JP17327181 U JP 17327181U JP S6239185 Y2 JPS6239185 Y2 JP S6239185Y2
Authority
JP
Japan
Prior art keywords
drive unit
auger screw
counterweights
auger
weight
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
Application number
JP1981173271U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57133694U (en]
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 filed Critical
Priority to JP1981173271U priority Critical patent/JPS6239185Y2/ja
Publication of JPS57133694U publication Critical patent/JPS57133694U/ja
Application granted granted Critical
Publication of JPS6239185Y2 publication Critical patent/JPS6239185Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1981173271U 1981-11-24 1981-11-24 Expired JPS6239185Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981173271U JPS6239185Y2 (en]) 1981-11-24 1981-11-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981173271U JPS6239185Y2 (en]) 1981-11-24 1981-11-24

Publications (2)

Publication Number Publication Date
JPS57133694U JPS57133694U (en]) 1982-08-20
JPS6239185Y2 true JPS6239185Y2 (en]) 1987-10-06

Family

ID=29965139

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981173271U Expired JPS6239185Y2 (en]) 1981-11-24 1981-11-24

Country Status (1)

Country Link
JP (1) JPS6239185Y2 (en])

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54144703U (en]) * 1978-03-30 1979-10-08

Also Published As

Publication number Publication date
JPS57133694U (en]) 1982-08-20

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