JPH0383249U - - Google Patents
Info
- Publication number
- JPH0383249U JPH0383249U JP14161889U JP14161889U JPH0383249U JP H0383249 U JPH0383249 U JP H0383249U JP 14161889 U JP14161889 U JP 14161889U JP 14161889 U JP14161889 U JP 14161889U JP H0383249 U JPH0383249 U JP H0383249U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- boss
- pin
- arms
- fixed boss
- 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
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Actuator (AREA)
Description
第１図はこの考案の一実施例である油圧シヨベ
ルを示す側面図、第２図は第１図の−断面拡
大図、第３図はこの考案のブームとブームシリン
ダとの連結装置を示す第２図相当の断面図、第４
図は従来の油圧シヨベルの一例を示す側面図であ
る。
３……ブーム、４……固定ボス、６……ブーム
シリンダ、６ａ……ロツド、７……高揚程用ボス
、８……腕、９……ピン穴、１０……ブラケツト
、１０ａ……弯曲受け面、１１……ピン、１２…
…抜け止め輪、１３……ピン、１４……抜け止め
輪。
Fig. 1 is a side view showing a hydraulic excavator which is an embodiment of this invention, Fig. 2 is an enlarged cross-sectional view of Fig. 1, and Fig. 3 is a diagram showing a coupling device between a boom and a boom cylinder of this invention. Sectional view equivalent to Figure 2, No. 4
The figure is a side view showing an example of a conventional hydraulic excavator. 3... Boom, 4... Fixed boss, 6... Boom cylinder, 6a... Rod, 7... High-lift boss, 8... Arm, 9... Pin hole, 10... Bracket, 10a... Curved Receiving surface, 11...Pin, 12...
...Keeping ring, 13...Pin, 14...Keeping ring.
Claims (1)
固定ボスをブームの中間部に設けた建設機械にお
いて、前記固定ボスと同一幅の高揚程用ボスと、
高揚程用ボス側から突出させ、その先端部を固定
ボスの端面にピンにより連結する二つの腕と、両
腕間に介在させ、ブームの下面に当てる受け面を
形成したブラケツトとを一体に構成したことを特
徴とするブームとブームシリンダとの連結装置。 A construction machine having a fixed boss in the middle of the boom that connects the rods of the boom cylinder with a pin, a high-lift boss having the same width as the fixed boss;
It is integrally composed of two arms that protrude from the high-lift boss side and whose tips are connected to the end face of the fixed boss with a pin, and a bracket that is interposed between the arms and forms a receiving surface that touches the bottom surface of the boom. A coupling device between a boom and a boom cylinder, which is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14161889U JPH0383249U (en) | 1989-12-08 | 1989-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14161889U JPH0383249U (en) | 1989-12-08 | 1989-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0383249U true JPH0383249U (en) | 1991-08-23 |
Family
ID=31688497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14161889U Pending JPH0383249U (en) | 1989-12-08 | 1989-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0383249U (en) |
-
1989
- 1989-12-08 JP JP14161889U patent/JPH0383249U/ja active Pending