JPH08270601A - Air tank unit and work vehicle with air tank - Google Patents
Air tank unit and work vehicle with air tankInfo
- Publication number
- JPH08270601A JPH08270601A JP7094204A JP9420495A JPH08270601A JP H08270601 A JPH08270601 A JP H08270601A JP 7094204 A JP7094204 A JP 7094204A JP 9420495 A JP9420495 A JP 9420495A JP H08270601 A JPH08270601 A JP H08270601A
- Authority
- JP
- Japan
- Prior art keywords
- air
- compressed air
- air tank
- actuator
- pressure
- 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
Landscapes
- Handcart (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、圧縮空気を駆動源とす
る機器に簡易に圧縮空気を供給することができるエアタ
ンクユニット、及び前記エアタンクユニットを具え、工
場等の中で、所望の物品を昇降或いは所望の場所に運搬
したり、圧縮空気を駆動源とする機器に圧縮空気を供給
する際に用いて有用なエアタンク付き作業車に関するも
のである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air tank unit which can easily supply compressed air to a device which uses compressed air as a drive source, and an air tank unit which can be used to produce desired articles in a factory or the like. The present invention relates to a work vehicle with an air tank, which is useful when it is moved up and down or transported to a desired place, or when compressed air is supplied to equipment that uses compressed air as a drive source.
【０００２】[0002]
【従来の技術】従来、圧縮空気をエネルギ−源とする機
器に圧縮空気を供給する場合、前記機器とエア供給源を
エア配管で連結して、該エア供給源から圧縮空気の供給
を受けているのが通常であるが、これでは配管作業が煩
わしいばかりでなく、配管の届く範囲内でしかその機器
を利用できなかった。2. Description of the Related Art Conventionally, when compressed air is supplied to equipment using compressed air as an energy source, the equipment and the air supply source are connected by an air pipe to receive the supply of compressed air from the air supply source. However, this not only makes the piping work troublesome, but the equipment can only be used within the reach of the piping.
【０００３】また、従来、工場等の中で用いられている
リフタ−付き作業車としては、油圧手動式、油圧自動式
（バッテリ−内蔵）、チェ−ン手動式、チェ−ン自動式
（バッテリ−内蔵）のものがあるが、手動式のものは、
作業者が動力源であるため、作業者に負担が掛かり、ま
た、自動式のバッテリ−内蔵のものは、価格が手動式の
ものに比して２倍以上になるばかりでなく、バッテリ−
の充電に数時間が掛かるなどの問題点がある。Conventionally, work vehicles with a lifter used in factories and the like include a hydraulic manual type, a hydraulic automatic type (built-in battery), a chain manual type, and a chain automatic type (battery). -Built-in), but the manual type
Since the operator is the power source, the operator is burdened, and the price of the automatic battery built-in battery is more than twice that of the manual battery, and
There is a problem that it takes several hours to charge the battery.
【０００４】[0004]
【発明が解決しようとする課題】本発明は、上記のよう
な従来技術に鑑み、動力源に圧縮空気を用いる機器に簡
易に圧縮空気を供給できるエアタンクユニット、及び、
台車に配備した圧縮空気を動力源とするリフタ−によっ
て簡易に物品を昇降できる作業車であって、１回の圧縮
空気の充填で数十回の作業に使用できるばかりでなく、
圧縮空気を駆動源とする他の適宜エア機器にも簡易に圧
縮空気を供給できるエアタンク内蔵の作業車を提供する
ことを、その課題とするものである。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned prior art, and an air tank unit capable of easily supplying compressed air to a device using compressed air as a power source, and
It is a work vehicle that can easily lift and lower articles by a lifter that uses compressed air as a power source, which is provided on a trolley, and can be used for dozens of operations by filling compressed air once.
It is an object of the present invention to provide a work vehicle with an air tank that can easily supply compressed air to other appropriate air equipment that uses compressed air as a drive source.
【０００５】[0005]
【課題を解決するための手段】上記課題を解決すること
を目的としてなされた本発明エアタンクユニットの構成
は、エア供給源から圧縮空気を増圧弁を介し増圧してエ
アタンクに充填し、充填された圧縮空気を減圧弁を介し
減圧してアクチュエ−タに供給するようにしたことを特
徴とするものであり、また、エアタンク付き作業車の構
成は、台車のフレ−ム内にエアタンクを内蔵するか又は
フレ−ムそれ自体をエアタンクに形成し、エア供給源か
ら圧縮空気を増圧弁を介し増圧して前記エアタンクに充
填し、充填された圧縮空気を減圧弁を介し減圧してアク
チュエ−タに供給するようにしたことを特徴とするもの
である。The structure of the air tank unit of the present invention made for the purpose of solving the above problems is such that compressed air from an air supply source is pressurized through a pressure boosting valve to fill the air tank, It is characterized in that compressed air is decompressed through a pressure reducing valve to be supplied to the actuator.In addition, the construction of the work vehicle with an air tank is such that the air tank is built in the frame of the truck. Alternatively, the frame itself is formed in an air tank, the compressed air from an air supply source is boosted through a booster valve to fill the air tank, and the filled compressed air is depressurized through a pressure reducing valve and supplied to the actuator. It is characterized by doing so.
【０００６】而して、エアタンク内に充填する圧縮空気
の圧力は20kgf/cm2以下にすることが望ましい。これは2
0kgf/cm2を超えると、法令等による安全規制がきびしく
なるからである。また、本発明により圧縮空気を供給す
るアクチュエ−タとしては、台車にリフタ−を搭載した
ものにあっては、該リフタ−駆動用のエアシリンダ、そ
の他、圧縮空気を駆動源とする機器のアクチュエ−タが
挙げられる。Therefore, it is desirable that the pressure of the compressed air filled in the air tank is 20 kgf / cm 2 or less. This is 2
If it exceeds 0 kgf / cm 2 , safety regulations by laws and regulations will become severe. Further, as an actuator for supplying compressed air according to the present invention, in the case where a lifter is mounted on a carriage, an air cylinder for driving the lifter, and an actuator for equipment that uses compressed air as a drive source. -That is mentioned.
【０００７】[0007]
【作用】本発明エアタンクユニットは、これをコンパク
トに構成すれば、圧縮空気を駆動源とする機器に圧縮空
気を供給する必要がある場合、該機器のある場所まで持
ち込んで、簡易に前記機器に接続してその機器による作
業を行うことができ、また、タンク内の圧縮空気を消費
してしまっても数分程度で再充填することができる。こ
のようなエアタンクユニットを装備した作業車は、台車
のフレ−ム内にエアタンクを内蔵するか又はフレ−ム自
体をエアタンクに形成して、該エアタンク内に圧縮空気
を増圧して充填し、この充填された圧縮空気を減圧して
アクチュエ−タに供給するようにしたから、台車に圧縮
空気を駆動源とするリフタ−を搭載し該リフタ−をエア
シリンダにより作動させるようにすれば、簡易にリフタ
−を作動できるし、更に、通常の運搬車として使用でき
るばかりでなく、必要に応じて圧縮空気を駆動源とする
機器のアクチュエ−タに簡易に圧縮空気を供給すること
ができる。If the air tank unit of the present invention is made compact, if compressed air needs to be supplied to a device that uses compressed air as a drive source, it can be brought to a place where the device is located and simply installed in the device. The equipment can be connected and work can be performed, and even if the compressed air in the tank is consumed, it can be refilled in a few minutes. In a work vehicle equipped with such an air tank unit, an air tank is built in the frame of the truck or the frame itself is formed in the air tank, and the compressed air is filled in the air tank by increasing the pressure. Since the compressed air that has been filled is decompressed and supplied to the actuator, if a lifter that uses compressed air as a drive source is mounted on the truck and the lifter is operated by an air cylinder, it becomes easy. Not only can the lifter be operated, it can be used as an ordinary carrier, but compressed air can be easily supplied to the actuator of a device that uses compressed air as a drive source, if necessary.
【０００８】[0008]
【実施例】次に本発明の実施例を図により説明する。図
１は本発明エアタンクユニットの一例のエア配管概略
図、図２は本発明エアタンクユニットを具えたリフタ−
付き作業車の一例の側面図、図３は図２のリフタ−付き
作業車の背面図である。Embodiments of the present invention will now be described with reference to the drawings. FIG. 1 is a schematic view of air piping of an example of the air tank unit of the present invention, and FIG. 2 is a lifter equipped with the air tank unit of the present invention.
FIG. 3 is a side view of an example of an attached work vehicle, and FIG. 3 is a rear view of the lifter-equipped work vehicle of FIG.
【０００９】図１において、１，２は互いに連通するエ
アタンク、11はエアタンク１に取付けた圧力計11a付の
増圧弁、21はエアタンク２に取付けた圧力計21a付の減
圧弁で、これらエアタンク１，２には圧縮空気供給源か
ら圧縮空気がカプラプラグ３，エアフィルタ４を通り増
圧弁11により増圧されて充填される。５はエアタンク２
に連なるメカニカルバルブ、51はその手動スイッチで、
以上により本発明エアタンクユニットの一例を構成す
る。尚、この例ではエアタンクの数を２個としたが、本
発明はこれに限られるものではなく、１又は２以上の複
数個であってもよい。In FIG. 1, 1 and 2 are air tanks communicating with each other, 11 is a pressure increasing valve with a pressure gauge 11a attached to the air tank 1, 21 is a pressure reducing valve with a pressure gauge 21a attached to the air tank 2, and these air tanks 1 , 2 are filled with compressed air from a compressed air supply source after passing through the coupler plug 3 and the air filter 4 by the pressure increasing valve 11. 5 is the air tank 2
The mechanical valve, 51 is its manual switch,
The above constitutes one example of the air tank unit of the present invention. Although the number of air tanks is two in this example, the present invention is not limited to this and may be one or two or more.
【００１０】このエアタンクユニットは、手動スイッチ
51により操作されるメカニカルバルブ５をアクチュエ−
タに連結し、前記スイッチ51を操作してメカニカルバル
ブ５を開けば、エアタンク２内の圧縮空気は減圧弁21を
通り減圧されてアクチュエ−タに供給されるようになっ
ている。従って、これをコンパクトに形成すれば、圧縮
空気を駆動源とする機器に圧縮空気を供給する必要が生
じた場合、該機器のある場所に持ち込めば、極めて簡易
に該機器に圧縮空気を供給することができる。5aはメカ
ニカルバルブ５の排気部に設けたスピ−ドコントロ−ラ
である。尚、図１中、６以下は後述するリフタ−に関係
するもので、６はそのアクチュエ−タであるエアシリン
ダで、前記メカニカルバルブ５に連結されている。ま
た、７は該エアシリンダ６に設けたスピ−ドコントロ−
ラ、８は同じくエアシリンダ６に設けた排気用のサイレ
ンサで、エアシリンダ６に圧縮空気を供給する場合は、
手動スイッチ５を操作してメカニカルバルブをエアシリ
ンダ６側に開けば、エアタンク２内の圧縮空気はスピ−
ドコントロ−ラ７を経てエアシリンダ６内に供給される
ようになっている。This air tank unit has a manual switch.
The mechanical valve 5 operated by 51 is actuated.
When the switch 51 is operated and the mechanical valve 5 is opened by operating the switch 51, the compressed air in the air tank 2 is reduced in pressure through the pressure reducing valve 21 and supplied to the actuator. Therefore, if it is made compact, if compressed air needs to be supplied to a device that uses compressed air as a drive source, it can be very easily supplied to the device by bringing it to a place where the device is located. be able to. Reference numeral 5a is a speed controller provided in the exhaust portion of the mechanical valve 5. In FIG. 1, 6 and below relate to a lifter which will be described later, and 6 is an air cylinder which is an actuator thereof, and is connected to the mechanical valve 5. Further, 7 is a speed controller provided in the air cylinder 6.
La and 8 are silencers for exhaust, which are also provided in the air cylinder 6. When supplying compressed air to the air cylinder 6,
When the mechanical switch 5 is operated to open the mechanical valve to the air cylinder 6 side, the compressed air in the air tank 2 is spun.
The air is supplied into the air cylinder 6 via the controller 7.
【００１１】図２，３において、９は台枠91に車輪ｗを
取付け、フレ−ム92内に上記のエアタンクユニットとエ
アシリンダ６を内装し、フレ−ム92の上部にハンドル93
を取付けた作業車、Ｌは前記台枠91上にテ−ブルＴを昇
降可能に配し、上記のエアシリンダ６により作動させる
ようにしたリフタ−で、このリフタ−Ｌを搭載してエア
タンク付き作業車を構成する。尚、この場合、スピ−ド
コントロ−ラ７は設けても設けなくてもよいが、これを
設けた場合は、リフタ−Ｌのテ−ブルＴの昇降スピ−ド
を任意に調整することができる。In FIGS. 2 and 3, a wheel w is attached to an underframe 91, the above-mentioned air tank unit and the air cylinder 6 are installed in a frame 92, and a handle 93 is provided above the frame 92.
The work vehicle L is a lifter in which a table T can be moved up and down on the underframe 91, and is operated by the air cylinder 6 described above. Make up a work vehicle. In this case, the speed controller 7 may or may not be provided. However, when the speed controller 7 is provided, the elevating / lowering speed of the table T of the lifter L can be arbitrarily adjusted. .
【００１２】上記のように構成されるリフタ−Ｌを搭載
したエアタンク付き作業車は、カプラプラグ３をエア供
給源につなぎ、圧縮空気の供給を受けると、圧縮空気は
エアフィルタ４により濾過され、増圧弁11により増圧さ
れてエアタンク１，２に充填される。In the work vehicle with an air tank having the lifter L constructed as described above, when the coupler plug 3 is connected to the air supply source and compressed air is supplied, the compressed air is filtered by the air filter 4. The pressure is increased by the pressure increasing valve 11 to fill the air tanks 1 and 2.
【００１３】而して、図示の状態でリフタ−Ｌを作動さ
せる場合、スイッチ51を手動により操作してメカニカル
バルブ５を開き、エアタンク２内の圧縮空気を減圧弁21
によりエアシリンダ６の作動圧に減圧して該エアシリン
ダ６に供給すれば、テ−ブルＴは上昇する。また、テ−
ブルＴを下降させる場合は、スイッチ51を操作してメカ
ニカルバルブを排気側に開けば、エアシリンダ６内の圧
縮空気はメカニカルバルブ５を経て外部へ排出され、テ
−ブルＴは自重により下降する。When the lifter L is operated in the state shown in the drawing, the switch 51 is manually operated to open the mechanical valve 5 and the compressed air in the air tank 2 is reduced by the pressure reducing valve 21.
When the pressure is reduced to the operating pressure of the air cylinder 6 and supplied to the air cylinder 6, the table T rises. Also,
When lowering the bull T, the switch 51 is operated to open the mechanical valve to the exhaust side, the compressed air in the air cylinder 6 is discharged to the outside through the mechanical valve 5, and the table T descends by its own weight. .
【００１４】また、上記作業車は、圧縮空気の供給を要
する機器があれば、該機器の設置場所へ移送し、メカニ
カルバルブ５に該機器のアクチュエ−タを接続してスイ
ッチ51を操作すれば、該アクチュエ−タに圧縮空気を極
めて簡易に供給できる。If there is a device requiring compressed air to be supplied to the work vehicle, it is transferred to the installation location of the device, the actuator of the device is connected to the mechanical valve 5, and the switch 51 is operated. The compressed air can be supplied to the actuator very easily.
【００１５】尚、エアタンク１，２内の圧縮空気が多く
使用されてその補給が必要となった場合は、通常、工場
内に多く配管されている圧縮空気の供給管にカプラプラ
グ３を接続して圧縮空気の供給を受ければ、極めて短時
間で圧縮空気をそれらエアタンク１，２に充填できる。When a large amount of compressed air in the air tanks 1 and 2 is used and it is necessary to replenish the compressed air, the coupler plug 3 is usually connected to the compressed air supply pipe that is often provided in the factory. By receiving the compressed air supply, the compressed air can be filled in the air tanks 1 and 2 in an extremely short time.
【００１６】従来、圧縮空気を駆動源とするリフタ−に
おいては、容量が10リットルのタンクに工場内に設置さ
れているエア源から６〜７kgf/cm2の圧縮空気を充填
し、この圧縮空気を用いて、テ−ブルに30kgの負荷を載
置し作動させると、圧縮空気は数回の使用で消費されて
しまい、結果として圧縮空気を充填する作業の頻度が高
くならざるを得なかった。Conventionally, in a lifter using a compressed air as a driving source, a tank having a capacity of 10 liters is filled with 6 to 7 kgf / cm 2 of compressed air from an air source installed in a factory. When a load of 30 kg was placed on the table and operated by using, the compressed air was consumed by several uses, and as a result, the frequency of the work of filling the compressed air had to be high. .
【００１７】然し乍ら、実際に、本発明の増圧弁11及び
減圧弁12を付設した上記と同容量のエアタンクに20kgf/
cm2の圧縮空気を充填し、これを５kgf/cm2に減圧してエ
アシリンダ６に供給し、テ−ブルＴに30kgの負荷を載せ
た上記のリフタ−Ｌを作動させたところ、50回以上使用
することができた。しかも、圧縮空気の充填作業は５分
間程度で完了した。尚、上記の増圧弁11及び減圧弁12に
は市販のものを使用した。However, in actuality, an air tank of the same capacity as above equipped with the pressure increasing valve 11 and the pressure reducing valve 12 of the present invention has a capacity of 20 kgf /
When the compressed air of cm 2 is filled, the pressure is reduced to 5 kgf / cm 2 and the compressed air is supplied to the air cylinder 6, and the lifter L having a load of 30 kg on the table T is operated, 50 times. I was able to use it. Moreover, the filling work of compressed air was completed in about 5 minutes. Commercially available pressure increasing valves 11 and pressure reducing valves 12 were used.
【００１８】[0018]
【発明の効果】本発明は上述のとおりであって、圧縮空
気を駆動源とする機器への圧縮空気の供給に使用すれ
ば、１回の充填作業で従来の10倍以上の使用回数を得る
ことができるので、工場等で圧縮空気を駆動源とする機
器への圧縮空気供給に使用する圧縮空気供給源として好
適であると共に、圧縮空気の充填に際しては、工場であ
れば、その内部に多く配備されているエア供給源から極
めて簡易な作業により充填できるから、作業能率の向上
を期することができる。The present invention is as described above, and if it is used to supply compressed air to a device that uses compressed air as a drive source, it is possible to obtain the number of times of use ten times or more compared with the conventional one in one filling operation. Therefore, it is suitable as a compressed air supply source used for supplying compressed air to equipment that uses compressed air as a drive source in factories, etc. Since the air can be filled from the deployed air supply source by an extremely simple operation, the work efficiency can be improved.
【図１】本発明エアタンクユニットの一例のエア配管概
略図。FIG. 1 is a schematic view of air piping of an example of an air tank unit of the present invention.
【図２】本発明の一例のエアタンクユニットを具えたリ
フタ−付き作業車の側面図。FIG. 2 is a side view of a work vehicle with a lifter including an air tank unit according to an example of the present invention.
【図３】図２のリフタ−付き作業車の背面図。FIG. 3 is a rear view of the lifter-equipped work vehicle of FIG.
１ エアタンク 11 増圧弁 ２ エアタンク 21 減圧弁 ３ カプラプラグ ５ メカニカルバルブ 51 メカニカルバルブの手動スイッチ ６ エアシリンダ ９ 作業車 91 台枠 92 フレ−ム 93 ハンドル Ｌ リフタ− Ｔ リフタ−のテ−ブル 1 Air tank 11 Booster valve 2 Air tank 21 Pressure reducing valve 3 Coupler plug 5 Mechanical valve 51 Manual switch for mechanical valve 6 Air cylinder 9 Work vehicle 91 Frame 92 Frame 93 Handle L lifter T Lifter table
Claims (8)
増圧してエアタンクに充填し、充填された圧縮空気を減
圧弁を介し減圧してアクチュエ−タに供給するようにし
たことを特徴とするエアタンクユニット。1. A compressed air from an air supply source is pressurized through a pressure increasing valve to fill an air tank, and the filled compressed air is decompressed through a pressure reducing valve and supplied to an actuator. Air tank unit to be used.
求項１に記載のエアタンクユニット。2. The air tank unit according to claim 1, wherein the number of air tanks is 1 or 2 or more.
は20kgf/cm2以下である請求項１又は２に記載のエアタ
ンクユニット。3. The air tank unit according to claim 1, wherein the pressure of the compressed air filled in the air tank is 20 kgf / cm 2 or less.
する機器のアクチュエ−タである請求項１〜３のいずれ
かに記載のエアタンクユニット。4. The air tank unit according to claim 1, wherein the actuator is an actuator for a device that uses compressed air as a drive source.
るか又はフレ−ムそれ自体をエアタンクに形成し、エア
供給源から圧縮空気を増圧弁を介し増圧して前記エアタ
ンクに充填し、充填された圧縮空気を減圧弁を介し減圧
してアクチュエ−タに供給するようにしたことを特徴と
するエアタンク付き作業車。5. An air tank is built in a frame of a truck or the frame itself is formed as an air tank, and compressed air from an air supply source is pressurized through a pressure boosting valve to fill the air tank, A work vehicle with an air tank, characterized in that the compressed air is decompressed through a pressure reducing valve and supplied to an actuator.
求項５に記載のエアタンクユニット。6. The air tank unit according to claim 5, wherein the number of air tanks is 1 or 2 or more.
は20kgf/cm2以下である請求項５又は６に記載のエアタ
ンク付き作業車。7. The work vehicle with an air tank according to claim 5, wherein the pressure of the compressed air with which the air tank is filled is 20 kgf / cm 2 or less.
タ−作動用のエアシリンダ又は圧縮空気を駆動源とする
機器のアクチュエ−タである請求項５〜７のいずれかに
記載のエアタンク付き作業車。8. The work with an air tank according to claim 5, wherein the actuator is an air cylinder for operating a lifter mounted on a truck or an actuator for equipment using compressed air as a drive source. car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7094204A JPH08270601A (en) | 1995-03-29 | 1995-03-29 | Air tank unit and work vehicle with air tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7094204A JPH08270601A (en) | 1995-03-29 | 1995-03-29 | Air tank unit and work vehicle with air tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08270601A true JPH08270601A (en) | 1996-10-15 |
Family
ID=14103781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7094204A Pending JPH08270601A (en) | 1995-03-29 | 1995-03-29 | Air tank unit and work vehicle with air tank |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08270601A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018179074A (en) * | 2017-04-07 | 2018-11-15 | Smc株式会社 | Pressure intensifier |
-
1995
- 1995-03-29 JP JP7094204A patent/JPH08270601A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018179074A (en) * | 2017-04-07 | 2018-11-15 | Smc株式会社 | Pressure intensifier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6667949B2 (en) | Work vehicle | |
| CN101387370A (en) | Hydrogenation substation | |
| US20130000295A1 (en) | Vehicle with primary and secondary air system control for electric power take off capability | |
| CN201411345Y (en) | Pneumatic hoisting air cushion for rescue | |
| JPH08270601A (en) | Air tank unit and work vehicle with air tank | |
| CN206954072U (en) | Dumper automatic anti-rollover device | |
| CN211545831U (en) | Multifunctional emergency rescue vehicle with drainage rescue equipment | |
| CN1304010A (en) | Peak-regulating and gas-storing method for natural gas pipe network | |
| CN202320266U (en) | Pneumatic brake system and vehicle applying same | |
| CN201304925Y (en) | Self-unloading truck used hydraulic elevating system | |
| CN2071603U (en) | Raising and falling apparatus for loading platform at automotive vehicle's rear | |
| CN106740040A (en) | One kind auxiliary electric drive hydraulic flat car | |
| CN2910676Y (en) | Automatic tank opening device for novel tipper truck | |
| CN107620859A (en) | Unpowered natural gas trailer assembly and control method with cycle alternation control system | |
| CN2193352Y (en) | Air pressure discharge apparatus | |
| JP4092167B2 (en) | Auxiliary power unit device | |
| CN112177989A (en) | Hydraulic control device for hydro-pneumatic suspension mechanism of vehicle | |
| CN218661794U (en) | Wind accuse switching door system and railway freight car | |
| CN214728757U (en) | Automatic air supply system for vehicle | |
| CN214299060U (en) | Auxiliary lifting device for maintenance of port dumper | |
| CN2382873Y (en) | Vibration-free energy saving pollution-proof hydraulic loading device | |
| CN216684223U (en) | Mobile service vehicle | |
| JP2902985B2 (en) | Lifting device for in-vehicle equipment | |
| CN210769594U (en) | Hydraulic control device for hydro-pneumatic suspension mechanism of vehicle | |
| CN214728773U (en) | Novel electric trailer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20040601 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20041019 |