JPH01156192U - - Google Patents
Info
- Publication number
- JPH01156192U JPH01156192U JP5381588U JP5381588U JPH01156192U JP H01156192 U JPH01156192 U JP H01156192U JP 5381588 U JP5381588 U JP 5381588U JP 5381588 U JP5381588 U JP 5381588U JP H01156192 U JPH01156192 U JP H01156192U
- Authority
- JP
- Japan
- Prior art keywords
- sliding
- sliding surface
- telescopic boom
- pad
- contact
- 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
- 239000004519 grease Substances 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims 1
Landscapes
- Jib Cranes (AREA)
Description
第1図は本考案の基本実施例にかかる摺動装置
を示す縦断面図、第2図は第1図―線拡大断
面図、第3図は第2図―線断面図、第4図は
同装置の作用を説明するための一部拡大平面図、
第5図は第4図―線断面図、第6図は本考案
の他の実施例を示す第2図相当図、第7図はさら
に別の実施例を示す縦断面図である。
B……伸縮ブーム、1……伸縮ブームを構成す
る外筒、2……同内筒、3……スライドパツド、
4……パツドキヤリヤ、5,5……グリース止め
部材、6,6……同部材とスライドパツドとの間
の隙間、G……グリース。
Fig. 1 is a longitudinal cross-sectional view showing a sliding device according to a basic embodiment of the present invention, Fig. 2 is an enlarged cross-sectional view taken along the line of Fig. 1, Fig. 3 is a cross-sectional view taken along the line of Fig. 2, and Fig. 4 is a cross-sectional view taken along the line of Fig. 1. A partially enlarged plan view for explaining the operation of the device,
5 is a sectional view taken along the line of FIG. 4, FIG. 6 is a view corresponding to FIG. 2 showing another embodiment of the present invention, and FIG. 7 is a longitudinal sectional view showing yet another embodiment. B...Telescopic boom, 1...Outer cylinder constituting the telescopic boom, 2...Inner cylinder, 3...Slide pad,
4... Pad carrier, 5, 5... Grease stopper member, 6, 6... Gap between the same member and slide pad, G... Grease.
Claims (1)
構成する外筒と内筒のうちのいずれか一方の摺動
面に、他方の摺動面に摺接するスライドパツドが
設けられるとともに、このスライドパツドが設け
られた摺動面におけるスライドパツドのブーム伸
縮方向と直角方向の側方に、弾性体からなるグリ
ース止め部材が、スライドパツドとの間に隙間が
形成されかつ他方の摺動面と摺接する状態で設け
られてなることを特徴とする伸縮ブームの摺動装
置。 A slide pad that slides into contact with the other sliding surface is provided on the sliding surface of one of the outer cylinder and the inner cylinder that are relatively slidably fitted together to constitute the telescopic boom. A grease stopper member made of an elastic body is placed on the side of the sliding surface provided with the slide pad in a direction perpendicular to the direction of boom expansion and contraction, with a gap formed between it and the sliding pad and in sliding contact with the other sliding surface. A sliding device for a telescopic boom, characterized in that it is provided with a telescopic boom.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5381588U JPH0544385Y2 (en) | 1988-04-20 | 1988-04-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5381588U JPH0544385Y2 (en) | 1988-04-20 | 1988-04-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01156192U true JPH01156192U (en) | 1989-10-26 |
JPH0544385Y2 JPH0544385Y2 (en) | 1993-11-10 |
Family
ID=31279774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5381588U Expired - Lifetime JPH0544385Y2 (en) | 1988-04-20 | 1988-04-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0544385Y2 (en) |
-
1988
- 1988-04-20 JP JP5381588U patent/JPH0544385Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0544385Y2 (en) | 1993-11-10 |
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