JPH0254888U - - Google Patents
Info
- Publication number
- JPH0254888U JPH0254888U JP1988134900U JP13490088U JPH0254888U JP H0254888 U JPH0254888 U JP H0254888U JP 1988134900 U JP1988134900 U JP 1988134900U JP 13490088 U JP13490088 U JP 13490088U JP H0254888 U JPH0254888 U JP H0254888U
- Authority
- JP
- Japan
- Prior art keywords
- expanding
- bucket
- expanded
- flow rate
- excavation
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000009412 basement excavation Methods 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988134900U JPH07541Y2 (ja) | 1988-10-15 | 1988-10-15 | 掘削装置用拡底バケット開度検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988134900U JPH07541Y2 (ja) | 1988-10-15 | 1988-10-15 | 掘削装置用拡底バケット開度検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0254888U true JPH0254888U (nl) | 1990-04-20 |
JPH07541Y2 JPH07541Y2 (ja) | 1995-01-11 |
Family
ID=31394064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988134900U Expired - Lifetime JPH07541Y2 (ja) | 1988-10-15 | 1988-10-15 | 掘削装置用拡底バケット開度検出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH07541Y2 (nl) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0482092U (nl) * | 1990-11-28 | 1992-07-16 | ||
JP2010203159A (ja) * | 2009-03-04 | 2010-09-16 | Nikko Kiso Kk | 拡底バケット |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4986648B2 (ja) * | 2007-02-12 | 2012-07-25 | 日本車輌製造株式会社 | アースドリル |
JP5207768B2 (ja) * | 2007-03-05 | 2013-06-12 | 日本車輌製造株式会社 | アースドリル |
JP5078595B2 (ja) * | 2007-12-24 | 2012-11-21 | 株式会社長谷工コーポレーション | アースドリル |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5481603A (en) * | 1977-12-12 | 1979-06-29 | Hitachi Construction Machinery | Device of detecting diameter of expanded bottom of excavator |
-
1988
- 1988-10-15 JP JP1988134900U patent/JPH07541Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5481603A (en) * | 1977-12-12 | 1979-06-29 | Hitachi Construction Machinery | Device of detecting diameter of expanded bottom of excavator |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0482092U (nl) * | 1990-11-28 | 1992-07-16 | ||
JP2010203159A (ja) * | 2009-03-04 | 2010-09-16 | Nikko Kiso Kk | 拡底バケット |
Also Published As
Publication number | Publication date |
---|---|
JPH07541Y2 (ja) | 1995-01-11 |
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