JPS58149488U - タ−ボドリルの軸封装置 - Google Patents

タ−ボドリルの軸封装置

Info

Publication number
JPS58149488U
JPS58149488U JP4647482U JP4647482U JPS58149488U JP S58149488 U JPS58149488 U JP S58149488U JP 4647482 U JP4647482 U JP 4647482U JP 4647482 U JP4647482 U JP 4647482U JP S58149488 U JPS58149488 U JP S58149488U
Authority
JP
Japan
Prior art keywords
oil
bearing
shaft
bit
seal
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
JP4647482U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6239178Y2 (enrdf_load_stackoverflow
Inventor
湯浅　公視
渕上　惣エ門
Original Assignee
石川島播磨重工業株式会社
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 石川島播磨重工業株式会社 filed Critical 石川島播磨重工業株式会社
Priority to JP4647482U priority Critical patent/JPS58149488U/ja
Publication of JPS58149488U publication Critical patent/JPS58149488U/ja
Application granted granted Critical
Publication of JPS6239178Y2 publication Critical patent/JPS6239178Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Sealing Devices (AREA)
JP4647482U 1982-03-31 1982-03-31 タ−ボドリルの軸封装置 Granted JPS58149488U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4647482U JPS58149488U (ja) 1982-03-31 1982-03-31 タ−ボドリルの軸封装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4647482U JPS58149488U (ja) 1982-03-31 1982-03-31 タ−ボドリルの軸封装置

Publications (2)

Publication Number Publication Date
JPS58149488U true JPS58149488U (ja) 1983-10-07
JPS6239178Y2 JPS6239178Y2 (enrdf_load_stackoverflow) 1987-10-06

Family

ID=30057467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4647482U Granted JPS58149488U (ja) 1982-03-31 1982-03-31 タ−ボドリルの軸封装置

Country Status (1)

Country Link
JP (1) JPS58149488U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6239178Y2 (enrdf_load_stackoverflow) 1987-10-06

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