JPS55136339A - Excavator - Google Patents

Excavator

Info

Publication number
JPS55136339A
JPS55136339A JP10386879A JP10386879A JPS55136339A JP S55136339 A JPS55136339 A JP S55136339A JP 10386879 A JP10386879 A JP 10386879A JP 10386879 A JP10386879 A JP 10386879A JP S55136339 A JPS55136339 A JP S55136339A
Authority
JP
Japan
Prior art keywords
excavator
digging
main body
movable
movable rails
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
JP10386879A
Other languages
Japanese (ja)
Other versions
JPS6344919B2 (en
Inventor
Yukio Futaki
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.)
Nippon Koki Co Ltd
Original Assignee
Nippon Koki Co Ltd
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 Nippon Koki Co Ltd filed Critical Nippon Koki Co Ltd
Priority to JP10386879A priority Critical patent/JPS55136339A/en
Publication of JPS55136339A publication Critical patent/JPS55136339A/en
Publication of JPS6344919B2 publication Critical patent/JPS6344919B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

PURPOSE: To secure sufficient digging reaction force, while maintaining high digging efficiency, by performing the boring and digging alternately and almost continuously with a relatively small but sufficiently mobile excavator.
CONSTITUTION: The main body 10 of an excavator equipped with a cutterboom part 14 is laid on the part of movable rails 23 through the intermediary of wheels 24. The main body 10 of the excavator and the part of movable rails 23 are connected by a movable cylinder 25 and also made to be capable of being engaged and disengaged by a clamp cylinder 26, while a vertical jack capable of supporting and lifting the main body 10 of the excavator being provided. By using the excavator thus constituted, the digging work is facilitated.
COPYRIGHT: (C)1980,JPO&Japio
JP10386879A 1979-08-15 1979-08-15 Excavator Granted JPS55136339A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10386879A JPS55136339A (en) 1979-08-15 1979-08-15 Excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10386879A JPS55136339A (en) 1979-08-15 1979-08-15 Excavator

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP4290379A Division JPS55136400A (en) 1979-04-09 1979-04-09 Excavator

Publications (2)

Publication Number Publication Date
JPS55136339A true JPS55136339A (en) 1980-10-24
JPS6344919B2 JPS6344919B2 (en) 1988-09-07

Family

ID=14365410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10386879A Granted JPS55136339A (en) 1979-08-15 1979-08-15 Excavator

Country Status (1)

Country Link
JP (1) JPS55136339A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0233800U (en) * 1988-08-29 1990-03-02
JPH0317337A (en) * 1989-03-23 1991-01-25 Hiroshi Tajima Roof structure
JPH04247145A (en) * 1991-01-28 1992-09-03 Shikoku Chem Corp Closing type roof device

Also Published As

Publication number Publication date
JPS6344919B2 (en) 1988-09-07

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