JPH026757U - - Google Patents
Info
- Publication number
- JPH026757U JPH026757U JP8257688U JP8257688U JPH026757U JP H026757 U JPH026757 U JP H026757U JP 8257688 U JP8257688 U JP 8257688U JP 8257688 U JP8257688 U JP 8257688U JP H026757 U JPH026757 U JP H026757U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- pivot holes
- pivot
- pin
- portions
- 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
Links
Landscapes
- Shovels (AREA)
- Component Parts Of Construction Machinery (AREA)
Description
第１図及び第２図は支持ブラケツト部の側面図
、第３図は第１図のＡ―Ａにおいて断面し矢印方
向に見た断面図、第４図は全旋回バツクホーの側
面図である。
７……ブーム、１０……ブームシリンダ、１４
……支持ブラケツト、１６……枢支孔、１７ａ…
…枢支孔、１７ｂ……枢支孔、２２……リードプ
レート。
1 and 2 are side views of the support bracket, FIG. 3 is a cross-sectional view taken along line AA in FIG. 1 and viewed in the direction of the arrow, and FIG. 4 is a side view of the full swing backhoe. 7...Boom, 10...Boom cylinder, 14
...Support bracket, 16...Pivot hole, 17a...
... Pivot hole, 17b... Pivot hole, 22... Lead plate.
Claims (1)
支持板１５，１５下部に枢支孔１６，１６を形成
すると共に、その上部に枢支孔１６を中心とする
円周上の枢支孔１７ａ，１７ａ，１７ｂ，１７ｂ
を形成し、枢支孔１６，１６にピン２１を挿入し
てブームシリンダ１０を装着すると共に、枢支孔
１７ａ，１７ａ或いに枢支孔１７ｂ，１７ｂにピ
ン２６を挿入してブーム７を装着してなるブーム
の起伏範囲変更装置において、ブーム７、ブーム
シリンダ１０の取付け部１８，２４の両側に、リ
ードプレート２２，２２を位置させてピン２１，
２６を挿入し、ブーム７の取付け部１８をリード
プレート２２，２２により保持してなる掘削機に
おけるブームの起伏範囲変更装置。 Pivot holes 16, 16 are formed in the lower portions of the left and right support plates 15, 15 of the support bracket 14 attached to the body 1, and pivot holes 17a, 17a on the circumference centered on the pivot hole 16 are formed in the upper portions thereof. , 17b, 17b
The boom cylinder 10 is mounted by inserting the pin 21 into the pivot holes 16, 16, and the boom 7 is mounted by inserting the pin 26 into the pivot holes 17a, 17a or the pivot holes 17b, 17b. In the boom undulation range changing device that is installed, lead plates 22, 22 are positioned on both sides of the mounting portions 18, 24 of the boom 7 and boom cylinder 10, and the pins 21, 22 are installed.
26 is inserted, and the mounting portion 18 of the boom 7 is held by lead plates 22, 22.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8257688U JPH026757U (en) | 1988-06-21 | 1988-06-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8257688U JPH026757U (en) | 1988-06-21 | 1988-06-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH026757U true JPH026757U (en) | 1990-01-17 |
Family
ID=31307326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8257688U Pending JPH026757U (en) | 1988-06-21 | 1988-06-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH026757U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6356749B2 (en) * | 1983-06-07 | 1988-11-09 | Terminal Data Corp |
-
1988
- 1988-06-21 JP JP8257688U patent/JPH026757U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6356749B2 (en) * | 1983-06-07 | 1988-11-09 | Terminal Data Corp |