JPS61202588U - - Google Patents

Info

Publication number
JPS61202588U
JPS61202588U JP8387485U JP8387485U JPS61202588U JP S61202588 U JPS61202588 U JP S61202588U JP 8387485 U JP8387485 U JP 8387485U JP 8387485 U JP8387485 U JP 8387485U JP S61202588 U JPS61202588 U JP S61202588U
Authority
JP
Japan
Prior art keywords
head
earth
screw conveyor
sand discharge
discharge screw
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
Application number
JP8387485U
Other languages
English (en)
Japanese (ja)
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 JP8387485U priority Critical patent/JPS61202588U/ja
Publication of JPS61202588U publication Critical patent/JPS61202588U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP8387485U 1985-06-05 1985-06-05 Pending JPS61202588U (US20030204162A1-20031030-M00001.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8387485U JPS61202588U (US20030204162A1-20031030-M00001.png) 1985-06-05 1985-06-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8387485U JPS61202588U (US20030204162A1-20031030-M00001.png) 1985-06-05 1985-06-05

Publications (1)

Publication Number Publication Date
JPS61202588U true JPS61202588U (US20030204162A1-20031030-M00001.png) 1986-12-19

Family

ID=30632895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8387485U Pending JPS61202588U (US20030204162A1-20031030-M00001.png) 1985-06-05 1985-06-05

Country Status (1)

Country Link
JP (1) JPS61202588U (US20030204162A1-20031030-M00001.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4854714A (US20030204162A1-20031030-M00001.png) * 1971-11-08 1973-08-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4854714A (US20030204162A1-20031030-M00001.png) * 1971-11-08 1973-08-01

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