JPS59108799U - Aerial work vehicle with secondary boom - Google Patents
Aerial work vehicle with secondary boomInfo
- Publication number
- JPS59108799U JPS59108799U JP89983U JP89983U JPS59108799U JP S59108799 U JPS59108799 U JP S59108799U JP 89983 U JP89983 U JP 89983U JP 89983 U JP89983 U JP 89983U JP S59108799 U JPS59108799 U JP S59108799U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- sub
- support base
- disposed
- work vehicle
- 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
Landscapes
- Jib Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、副ブーム付高所作業車の説明図、第２．３図
は従来の副ブーム部分の説明図、第４図は、本考案の１
実施例を示す副ブーム部分の説明図、第５図は第４図の
Ｈ矢視説明図である。
Ｇ：主ブーム、Ｄ：支持基台、Ｅ：パケット、Ｇ：副ブ
ームホルダ、Ｆ：副ブーム、５：ウィンチドラム、１：
起伏支点、１１：油圧モータ、Ｗ：ウオーム減速機部、
１５：第１平歯車、１７：第２平歯車、２０：連結具。Figure 1 is an explanatory diagram of an aerial work vehicle with a sub-boom, Figures 2 and 3 are explanatory diagrams of a conventional sub-boom section, and Figure 4 is an explanatory diagram of the sub-boom part of the present invention.
FIG. 5 is an explanatory diagram of the sub-boom portion showing the embodiment, and FIG. 5 is an explanatory diagram in the direction of arrow H in FIG. 4. G: Main boom, D: Support base, E: Packet, G: Sub-boom holder, F: Sub-boom, 5: Winch drum, 1:
Hoisting fulcrum, 11: Hydraulic motor, W: Worm reducer section,
15: First spur gear, 17: Second spur gear, 20: Connector.
Claims (1)
オペレータ搭乗用のパケット並びに副ブームホルダを設
け、この副ブームホルダの中央部に副ブームを手動引き
出し自在に配設し、この副ブームホルタの上部にウィン
チドラムを配設し、この副ブーｔ、ホルタの下部と前記
支持基台間に副フームホルタを起伏自在に支持するため
の起伏支点を配設してなる副ブーム付高所作業車におい
て、前記ウィンチドラム駆動用の油圧モータを前記起伏
支点近傍に配設し、この油圧モータの回転をウオーム減
速機部、平歯車を介して前記ウィンチドラムに伝達する
よう形成して副ブームの前記起伏支点回りの手動起伏モ
ーメントを可及的に減じると共に、この副ブームを所望
の起伏角度にて固定支持するために、前記副ブームホル
ダと支持基台間に連結具を配設したことを特徴とする副
ブーム付高所作業車。A support base is provided at the tip of the main boom, a packet for operator boarding and a sub-boom holder are provided on this support base, and the sub-boom is disposed in the center of the sub-boom holder so that it can be manually pulled out. A high place with a sub-boom is provided, in which a winch drum is disposed on the upper part of the sub-boom holter, and a fulcrum for supporting the sub-boom holter in a freely undulating manner is disposed between the sub-boot, the lower part of the holter and the support base. In the work vehicle, a hydraulic motor for driving the winch drum is disposed near the hoisting fulcrum, and the rotation of the hydraulic motor is transmitted to the winch drum via a worm reducer section and a spur gear, and a sub-boom is provided. A coupling device is provided between the sub-boom holder and the support base in order to reduce the manual hoisting moment around the hoisting fulcrum as much as possible and to fixedly support the sub-boom at a desired hoisting angle. An aerial work vehicle with a sub-boom featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP89983U JPS59108799U (en) | 1983-01-07 | 1983-01-07 | Aerial work vehicle with secondary boom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP89983U JPS59108799U (en) | 1983-01-07 | 1983-01-07 | Aerial work vehicle with secondary boom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59108799U true JPS59108799U (en) | 1984-07-21 |
| JPH0124077Y2 JPH0124077Y2 (en) | 1989-07-21 |
Family
ID=30132634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP89983U Granted JPS59108799U (en) | 1983-01-07 | 1983-01-07 | Aerial work vehicle with secondary boom |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59108799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018199543A (en) * | 2017-05-25 | 2018-12-20 | 古河ユニック株式会社 | Derricking motion control device for working machine and crane equipped with the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57160900A (en) * | 1981-03-27 | 1982-10-04 | Shin Meiwa Ind Co Ltd | Work device for height service car |
-
1983
- 1983-01-07 JP JP89983U patent/JPS59108799U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57160900A (en) * | 1981-03-27 | 1982-10-04 | Shin Meiwa Ind Co Ltd | Work device for height service car |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018199543A (en) * | 2017-05-25 | 2018-12-20 | 古河ユニック株式会社 | Derricking motion control device for working machine and crane equipped with the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0124077Y2 (en) | 1989-07-21 |
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