JPS63139287U - - Google Patents
Info
- Publication number
- JPS63139287U JPS63139287U JP3033187U JP3033187U JPS63139287U JP S63139287 U JPS63139287 U JP S63139287U JP 3033187 U JP3033187 U JP 3033187U JP 3033187 U JP3033187 U JP 3033187U JP S63139287 U JPS63139287 U JP S63139287U
- Authority
- JP
- Japan
- Prior art keywords
- float
- jack
- truck
- upper float
- attached
- 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
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 239000004519 grease Substances 0.000 description 1
Landscapes
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Jib Cranes (AREA)
Description
第1図は本考案の実施例を示す一部断面正面図
、第2図は同実施例におけるジヤツキアツプ状態
の第1図相当図、第3図は従来装置を示す正面図
、第4図はカウンタバランス型クレーンの一般的
構成を示す概略側面図である。
C……カウンタウエイト台車、1……台車フレ
ーム、5……ジヤツキアツプシリンダ、51……
同シリンダのロツド、6……上部フロート、7…
…下部フロート、8……フロート同士を連結する
チエーン、G……潤滑層を形成するグリース。
Fig. 1 is a partially sectional front view showing an embodiment of the present invention, Fig. 2 is a view corresponding to Fig. 1 in a jack-up state in the same embodiment, Fig. 3 is a front view showing a conventional device, and Fig. 4 is a counter. FIG. 1 is a schematic side view showing the general configuration of a balanced crane. C... Counterweight truck, 1... Truck frame, 5... Jacket up cylinder, 51...
Rod of the same cylinder, 6... Upper float, 7...
...Lower float, 8...Chain connecting the floats, G...Grease forming a lubricating layer.
Claims (1)
ウエイト台車に装着されるジヤツキアツプ装置で
あつて、上記カウンタウエイト台車における台車
フレームの下面に、ジヤツキアツプシリンダが、
ロツド下側にして垂直に取付けられ、このジヤツ
キアツプシリンダのロツド下端に上部フロートが
取付けられるとともに、この上部フロートの下方
に下部フロートが、上部フロートに対し相対的に
水平移動可能に取付けられ、かつこの上部フロー
トと下部フロートとの間に潤滑層が設けられてな
ることを特徴とするカウンタウエイト台車のジヤ
ツキアツプ装置。 A jack up device attached to a counterweight truck in a counterbalance type crane, wherein a jack up cylinder is installed on the lower surface of the truck frame of the counterweight truck,
An upper float is attached to the lower end of the rod of the jack up cylinder, and a lower float is attached below the upper float so as to be horizontally movable relative to the upper float. A jacking device for a counterweight truck, characterized in that a lubricating layer is provided between the upper float and the lower float.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987030331U JPH0328072Y2 (en) | 1987-03-02 | 1987-03-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987030331U JPH0328072Y2 (en) | 1987-03-02 | 1987-03-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63139287U true JPS63139287U (en) | 1988-09-13 |
JPH0328072Y2 JPH0328072Y2 (en) | 1991-06-17 |
Family
ID=30835040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987030331U Expired JPH0328072Y2 (en) | 1987-03-02 | 1987-03-02 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0328072Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012171778A (en) * | 2011-02-24 | 2012-09-10 | Mitsui Eng & Shipbuild Co Ltd | Quay crane |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61132393U (en) * | 1985-02-05 | 1986-08-18 |
-
1987
- 1987-03-02 JP JP1987030331U patent/JPH0328072Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61132393U (en) * | 1985-02-05 | 1986-08-18 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012171778A (en) * | 2011-02-24 | 2012-09-10 | Mitsui Eng & Shipbuild Co Ltd | Quay crane |
Also Published As
Publication number | Publication date |
---|---|
JPH0328072Y2 (en) | 1991-06-17 |
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