JP2519100Y2 - トンネル掘進機 - Google Patents

トンネル掘進機

Info

Publication number
JP2519100Y2
JP2519100Y2 JP1990049957U JP4995790U JP2519100Y2 JP 2519100 Y2 JP2519100 Y2 JP 2519100Y2 JP 1990049957 U JP1990049957 U JP 1990049957U JP 4995790 U JP4995790 U JP 4995790U JP 2519100 Y2 JP2519100 Y2 JP 2519100Y2
Authority
JP
Japan
Prior art keywords
boom
cutter
turret
excavator
boom cutter
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 - Lifetime
Application number
JP1990049957U
Other languages
English (en)
Japanese (ja)
Other versions
JPH049497U (US06312121-20011106-C00033.png
Inventor
幸男 二木
金次郎 鬼塚
輝明 成松
Original Assignee
日本鉱機株式会社
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 日本鉱機株式会社 filed Critical 日本鉱機株式会社
Priority to JP1990049957U priority Critical patent/JP2519100Y2/ja
Publication of JPH049497U publication Critical patent/JPH049497U/ja
Application granted granted Critical
Publication of JP2519100Y2 publication Critical patent/JP2519100Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1990049957U 1990-05-14 1990-05-14 トンネル掘進機 Expired - Lifetime JP2519100Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990049957U JP2519100Y2 (ja) 1990-05-14 1990-05-14 トンネル掘進機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990049957U JP2519100Y2 (ja) 1990-05-14 1990-05-14 トンネル掘進機

Publications (2)

Publication Number Publication Date
JPH049497U JPH049497U (US06312121-20011106-C00033.png) 1992-01-28
JP2519100Y2 true JP2519100Y2 (ja) 1996-12-04

Family

ID=31568093

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990049957U Expired - Lifetime JP2519100Y2 (ja) 1990-05-14 1990-05-14 トンネル掘進機

Country Status (1)

Country Link
JP (1) JP2519100Y2 (US06312121-20011106-C00033.png)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51132602A (en) * 1975-05-14 1976-11-17 Komatsu Mfg Co Ltd Tunnel excavator
JPS59203197A (ja) * 1983-05-04 1984-11-17 古河機械金属株式会社 トンネル掘削機

Also Published As

Publication number Publication date
JPH049497U (US06312121-20011106-C00033.png) 1992-01-28

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term