JPS55136339A - Excavator - Google Patents
ExcavatorInfo
- 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
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
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)
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 |
-
1979
- 1979-08-15 JP JP10386879A patent/JPS55136339A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6344919B2 (en) | 1988-09-07 |
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