JPH02129393U - - Google Patents
Info
- Publication number
- JPH02129393U JPH02129393U JP3805789U JP3805789U JPH02129393U JP H02129393 U JPH02129393 U JP H02129393U JP 3805789 U JP3805789 U JP 3805789U JP 3805789 U JP3805789 U JP 3805789U JP H02129393 U JPH02129393 U JP H02129393U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- vehicle
- outer cylinder
- aerial work
- link
- 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
- 238000005452 bending Methods 0.000 claims description 5
- 230000008602 contraction Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は高所作業車において本考案に係る高所
作業車の縮小時のバケツト構造の実施例を示す側
面図、第２図は本考案に係る高所作業車の使用・
伸長時のバケツト構造の実施例を示す斜視図、第
３図は本考案に係る高所作業車のバケツト構造の
伸長時および縮小時の実施例を示す第２図の−
線視断面図、第４図ａはセンター屈伸型リンク
の縮小ロツク状態を示す説明図、第４図ｂは同・
伸長ロツク状態を示す説明図、第４図ｃは第４図
ａ点線円内に示すセンター屈伸型リンクのロツク
機構の拡大説明図、第５図は従来の高所作業車の
一部切り欠けバケツト構造を示す側面図である。
１……高所作業車、２……バケツト、２ａ……
外フエンス、２ｂ……内フエンス、３……ブーム
、４……ターンテーブル、５……センター屈伸型
リンク、６……上ステー、７……下ステー、８…
…枢支ピン、９……カム、１０……Ｕ字金具、１
１……スプリング、１２……ロツクピン、１３…
…スプリング。
Fig. 1 is a side view showing an embodiment of the bucket structure of the aerial work vehicle according to the present invention when it is scaled down, and Fig. 2 is a side view showing the use and use of the aerial work vehicle according to the present invention.
FIG. 3 is a perspective view showing an embodiment of the bucket structure when extended, and FIG.
Fig. 4a is an explanatory diagram showing the contracted lock state of the center bending type link, and Fig. 4b is the same.
An explanatory diagram showing the extension lock state, Fig. 4c is an enlarged explanatory diagram of the locking mechanism of the center bending type link shown in the dotted circle in Fig. 4a, and Fig. 5 is a partially cut-out bucket bucket of a conventional aerial work vehicle. FIG. 3 is a side view showing the structure. 1...Aerial work vehicle, 2...Bucket, 2a...
Outer fence, 2b...Inner fence, 3...Boom, 4...Turntable, 5...Center bending type link, 6...Upper stay, 7...Lower stay, 8...
...Pivot pin, 9...Cam, 10...U-shaped bracket, 1
1...Spring, 12...Lock pin, 13...
…spring.
Claims (1)
、伸縮可能なブームの先端にバケツトを装備した
高所作業車に於いて、前記バケツトのフエンスを
少なくとも内筒及び外筒からなる二重筒に構成す
ると共に、前記両筒を所定の伸縮機構を介して連
結し、前記内筒が外筒に沿つて出没するように構
成し、かつ前記外筒の筒壁は上縁近傍を除き外方
に膨出させたことを特徴とする高所作業車のバケ
ツト構造。 (2) 前記伸縮機構は、一端を前記内筒の適宜位
置に枢着し、他端を外筒に枢着したセンター屈伸
型リンクで構成され、該リンクの伸長・短縮位置
でのロツクは屈伸部に位置する一方のリンク部材
に設けたカムに他方のリンク部材に設けたロツク
ピンを当接することによつて構成したことを特徴
とする実用新案登録請求の範囲第１項記載の高所
作業車のバケツト構造。[Scope of Claim for Utility Model Registration] (1) In an aerial work vehicle equipped with a bucket at the tip of a boom whose base end is pivotally supported on a turntable and which can be raised and retracted, It is configured as a double cylinder consisting of a cylinder and an outer cylinder, and the two cylinders are connected via a predetermined expansion and contraction mechanism, and the inner cylinder is configured to protrude and retract along the outer cylinder, and the cylinder of the outer cylinder The bucket structure of the aerial work vehicle is characterized by walls that bulge outward except near the upper edge. (2) The telescoping mechanism is composed of a center bending/extending link with one end pivoted to an appropriate position on the inner cylinder and the other end pivoting to the outer cylinder, and the link is locked in the extended/retracted position by bending/extending. A vehicle for aerial work according to claim 1, characterized in that the vehicle is constructed by a locking pin provided on the other link member being brought into contact with a cam provided on one link member located at the top of the vehicle. Bucket structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3805789U JPH02129393U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3805789U JPH02129393U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02129393U true JPH02129393U (en) | 1990-10-25 |
Family
ID=31545720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3805789U Pending JPH02129393U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02129393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7355420B2 (en) | 2001-08-21 | 2008-04-08 | Cascade Microtech, Inc. | Membrane probing system |
-
1989
- 1989-03-31 JP JP3805789U patent/JPH02129393U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7355420B2 (en) | 2001-08-21 | 2008-04-08 | Cascade Microtech, Inc. | Membrane probing system |
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