JPH11300132A - Powder and granular material recovering apparatus - Google Patents
Powder and granular material recovering apparatusInfo
- Publication number
- JPH11300132A JPH11300132A JP10109714A JP10971498A JPH11300132A JP H11300132 A JPH11300132 A JP H11300132A JP 10109714 A JP10109714 A JP 10109714A JP 10971498 A JP10971498 A JP 10971498A JP H11300132 A JPH11300132 A JP H11300132A
- Authority
- JP
- Japan
- Prior art keywords
- filter medium
- powder
- casing
- air
- groove
- 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
- 239000008187 granular material Substances 0.000 title claims abstract description 21
- 239000000843 powder Substances 0.000 title claims abstract description 10
- 239000000463 material Substances 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 7
- 239000003566 sealing material Substances 0.000 claims description 4
- 239000011236 particulate material Substances 0.000 claims 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 5
- 239000013618 particulate matter Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は空気中に含まれる粉
粒体を除去して回収する装置に関し、粉塵に限らず、例
えば人工雪による耐雪試験装置における雪が風(空気)
とともに送られる風洞の適所に配して、風の中の雪を除
去、回収するのに使用する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for removing and recovering particulate matter contained in air, and is not limited to dust.
Used to remove and collect snow in the wind in the appropriate location in the wind tunnel sent with it.
【0002】[0002]
【従来の技術とその問題点】粉粒体の除去、回収装置に
はサイクロン方式のものが使用されている。しかしサイ
クロン方式の装置ではサイクロン発生塔が高さの大なる
ものとなり、ために占有空間が大となるデメリットがあ
り、また装置の製造コストが高くなる。2. Description of the Related Art A cyclone-type apparatus is used as an apparatus for removing and recovering powdery and granular materials. However, in the cyclone type apparatus, the cyclone generating tower has a large height, which has the disadvantage of occupying a large space, and also increases the manufacturing cost of the apparatus.
【0003】また、被処理空気に渦巻き求心上昇気流を
発生させるので、送風の圧力損失が大となり、ために送
風機には能力の大なるものを必要とし、ランニングコス
トが高くなるというデメリットもある。[0003] In addition, since a centrifugal rising airflow is generated in the air to be treated, the pressure loss of the blower becomes large, so that a blower having a large capacity is required, and there is a demerit that the running cost is increased.
【0004】[0004]
【目的】本発明はサイクロン方式の従来の装置における
デメリットが解消され、設置スペースを節約でき、製造
コストを低減化でき、圧力損失も少なくて、ランニング
コストを小ならしめ得る粉粒物回収装置を提供できるよ
うにした。[Purpose] The present invention solves the disadvantages of the conventional cyclone-type apparatus, saves installation space, reduces manufacturing costs, reduces pressure loss, and reduces the running cost by reducing the running cost. Available now.
【0005】[0005]
【本発明の構成】上記目的を達成するために、本発明に
係る粉粒物回収装置は、左右側の少なくとも一側部に空
気入口を有するケーシング内に、上下部に配した前後方
向のロールに掛けられて、前記空気入口を遮って回走す
るエンドレス濾材を備え、この濾材を通過した空気の出
口をケーシングの前面部に有し、かつ濾材に付着した粉
粒体を濾材から離脱せしめる粉粒体除去装置を備え、ま
た、各ロールの端部外周に溝を形成するとともに、この
溝と長手方向に一致する溝を濾材内側との対向面に形成
したシール材がケーシング内側に固定した支持板に設け
られ、濾材の端部内側に設けたベルトがロール及びシー
ル材の溝に嵌まり、かつ濾材端部の外側面を押圧するテ
ンションローラを備え、各ロールの端部に、濾材との接
触面に濾材のベルトが嵌まる溝が形成されていて、しか
も前記支持板に固定したシール用ブロックを設けたもの
としてあり、また、前記粉粒体除去装置は、回転軸に羽
根を有し、回転軸が駆動装置によって回転させられて羽
根が濾材を殴打する構成のものとしてある。In order to achieve the above object, the present invention provides a powdery and granular material recovery apparatus comprising: a casing having air inlets on at least one of the right and left sides; And an endless filter medium that runs around while interrupting the air inlet, has an outlet for air that has passed through the filter medium on the front surface of the casing, and removes powder and particles attached to the filter medium from the filter medium. It is equipped with a particle removing device, and a groove is formed on the outer periphery of the end of each roll, and a groove formed in the longitudinal direction and a groove corresponding to the longitudinal direction is formed on a surface facing the inside of the filter medium. A belt is provided on the plate, and a belt provided inside the end of the filter medium is fitted in a groove of the roll and the sealing material, and a tension roller is provided for pressing the outer surface of the end of the filter medium. Filter media bell on contact surface And a seal block fixed to the support plate is provided, and the granular material removing device has a blade on a rotating shaft, and the rotating shaft is a driving device. And the blades beat the filter media when rotated.
【0006】[0006]
【実施例】以下本発明を添付図面に示す実施例により説
明する。図1は本発明に係る粉粒物回収装置のユニット
Aの基本構成を後方からみた斜視図で、符号1はそのケ
ーシングを示し、上板、底板、前後面板、左右側板から
なり、左右側板にそれぞれ空気入口2を有し、前面板に
は空気吹出口3を設けてある。なお、空気入口2は左右
側板の一方のものに設ける場合もある。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to embodiments shown in the accompanying drawings. FIG. 1 is a perspective view of a basic configuration of a unit A of a granular material recovery apparatus according to the present invention, as viewed from the rear. Reference numeral 1 denotes a casing of the unit A, which includes an upper plate, a bottom plate, front and rear side plates, and left and right side plates. Each has an air inlet 2 and an air outlet 3 on the front plate. The air inlet 2 may be provided in one of the left and right side plates.
【0007】ケーシング内には左右の上部及び下部にそ
れぞれロール4を前後方向の軸線まわりに回転できるよ
うに設けてあり、これらのロールによって回走されるエ
ンドレス濾材5がロールに掛けられている。かくして左
右の各入口2からの空気は濾材の左右走行部を通る際に
粉粒物が濾材によって除去され、粉粒物が除去された空
気は出口3から排気される。In the casing, rolls 4 are provided on the left and right upper and lower portions, respectively, so as to be rotatable around an axis in the front-rear direction. An endless filter medium 5 circulated by these rolls is hung on the rolls. Thus, when the air from the left and right inlets 2 passes through the left and right traveling portions of the filter medium, the particulate matter is removed by the filter medium, and the air from which the particulate matter has been removed is exhausted from the outlet 3.
【0008】濾材5における下部走行部5a上には、濾
材に付着している粉粒物を濾材から離脱せしめる粉粒体
の除去装置6を設けてある。この除去装置6は、例えば
図示のように、前後方向の軸線まわりに回転させられる
軸7に複数枚の羽根8を設けたものとしてあって、濾材
の下部走行部の下面に付着している粉粒物を、回転する
羽根が濾材の下部走行部を通るときの衝撃によっていわ
ば叩き落とすようにしてあり、粉粒物はケーシング内底
のトレー30等に回収されるようにしてある。[0008] On the lower traveling portion 5a of the filter medium 5, there is provided a powder and granular material removing device 6 for separating particles and particles adhering to the filter medium from the filter medium. This removing device 6 is provided with a plurality of blades 8 provided on a shaft 7 that is rotated around an axis in the front-rear direction, for example, as shown in FIG. The particles are knocked down, so to speak, by the impact of the rotating blades passing through the lower traveling portion of the filter medium, and the particles are collected on a tray 30 at the inner bottom of the casing.
【0009】濾材を回走させる駆動装置には種々の手段
のものがあるが、一例として図2のように、モータMa
により動力伝達機構(例えばモータプーリもしくはスプ
ロケット9に掛けたベルトもしくはチェン10を上部の
左右いずれか一方のロール4のプーリもしくはスプロケ
ット11へ掛けた機構)を介して上部ローラを回転駆動
させる。また、粉粒体の除去装置6は、図3のようにモ
ータMbにより動力伝達機構(例えばモータプーリもし
くはスプロケット12に掛けたベルトもしくはチェン1
3を除去装置の軸7のプーリもしくはスプロケット14
に掛けた機構)による駆動装置にて回転駆動させられる
ようにしてある。There are various types of driving devices for rotating the filter medium. As an example, as shown in FIG.
Then, the upper roller is driven to rotate via a power transmission mechanism (for example, a mechanism in which a belt or a chain 10 hung on a motor pulley or a sprocket 9 is hung on a pulley or a sprocket 11 of one of the right and left rolls 4). As shown in FIG. 3, the granular material removing device 6 includes a power transmission mechanism (for example, a motor pulley or a belt 1
3. Pulley or sprocket 14 of shaft 7 of removing device
).
【0010】濾材5の前後端部の内面にはそれぞれ2本
のVベルト15を取り付けてあり、Vベルト15は各ロ
ールの端部外周に形成した溝16に嵌まっているととも
に、濾材5の前後端部の内面と相対するシール材17の
溝18へ滑動可能に嵌まっており、シール材17は低摩
擦係数の材質のもので、ケーシングの内面に固定した支
持板19に取り付けられている。Two V-belts 15 are attached to the inner surfaces of the front and rear ends of the filter medium 5, respectively. The V-belts 15 are fitted in grooves 16 formed on the outer periphery of the end of each roll. The seal member 17 is slidably fitted in the groove 18 of the seal member 17 facing the inner surface of the front and rear ends. The seal member 17 is made of a material having a low coefficient of friction, and is attached to a support plate 19 fixed to the inner surface of the casing. .
【0011】しかして濾材5の前後端部の外側はテンシ
ョンローラ20によって押されてVベルト15がシール
材17の溝18内へ密ではあるが滑れるように、あるい
は溝18内とはわずかの隙間はあるがラビリンスシール
機能を有するようにシール材17内に嵌められるように
してあり、テンションローラの支持体21はケーシング
の内側に取り付けてある。なお、テンションローラ20
は適宜のばね機構により濾材への押圧力が付与されてお
り、押圧力付与機構は種々あるので、その説明は省略す
る。The outside of the front and rear end portions of the filter medium 5 is pushed by the tension roller 20 so that the V-belt 15 can slip into the groove 18 of the seal member 17 although it is dense, or a slight gap is formed between the V-belt 15 and the groove 18. Although it has a labyrinth sealing function, it is adapted to be fitted into the sealing material 17, and the support 21 of the tension roller is mounted inside the casing. The tension roller 20
Has a pressing force applied to the filter medium by an appropriate spring mechanism, and there are various pressing force applying mechanisms, and a description thereof will be omitted.
【0012】各ロール4の端部はシール用ブロック22
の凹部23に滑動可能に嵌めてあって、このシール用ブ
ロックはシール材17用の前記支持板19に取り付けら
れている。ブロック22の凹部23はロール4が濾材と
接する部分(ロールの円弧角にして90度)を残してロ
ールの端部を囲んでおり、ブロック22の濾材5と接す
る面にはVベルト15が嵌まる溝24を形成してある。An end of each roll 4 is provided with a sealing block 22.
The sealing block is attached to the supporting plate 19 for the sealing member 17. The concave portion 23 of the block 22 surrounds the end of the roll except for the portion where the roll 4 comes into contact with the filter medium (90 ° in terms of the arc angle of the roll), and the V belt 15 is fitted on the surface of the block 22 that comes into contact with the filter medium 5. A round groove 24 is formed.
【0013】図9、10はユニット収容ハウジング25
内に回収装置のユニットAを2基設けた例を示す。この
実施例ではハウジング入口26からの空気中の中央部の
空気は中央通路27から各ユニットA、A内にユニット
対向面の濾材を通って入り、各出口から次の工程部、た
とえば人工雪による対雪試験装置の風洞部29へ排風さ
れる。9 and 10 show a unit housing housing 25.
An example is shown in which two units A of the recovery device are provided. In this embodiment, the central air in the air from the housing inlet 26 enters each of the units A through the central passage 27 through the filter medium on the unit-facing surface. The air is exhausted to the wind tunnel 29 of the snow test apparatus.
【0014】ハウジング入口26からの左右両側の空気
は左右の各通路28によりハウジングの左右側板と各ユ
ニット間に入り、外側の濾材を通って各ユニット内に入
って各出口から排風される。しかして各ユニットA、A
は濾材により粉粒物を捕集し、捕集された粉粒物は除去
装置によって各濾材から離脱させられ、回収される。な
お、送風機はたとえば風洞の適所に設けてあり、風洞内
の送風機による循環空気がユニットを通過する。The air on both the left and right sides from the housing inlet 26 enters between the left and right side plates of the housing and each unit through the left and right passages 28, passes through the outer filter medium, enters each unit, and is exhausted from each outlet. Then each unit A, A
The powdery material is collected by a filter material, and the collected powdery material is separated from each filter material by a removing device and collected. The blower is provided, for example, at an appropriate position in the wind tunnel, and circulating air from the blower in the wind tunnel passes through the unit.
【0015】[0015]
【作用・効果】空気入口2からケーシング1内に流入し
た被処理空気は濾材5を通るが、濾材通過時に被処理空
気中の粉粒物は濾材5により捕集され、粉粒物が除去さ
れた処理空気は空気出口3から排風される。しかして濾
材に捕集された粉粒物は粉粒体除去装置6により濾材か
ら離脱させられて回収される。[Function / Effect] The air to be treated flowing into the casing 1 from the air inlet 2 passes through the filter medium 5, and when the filter medium passes, the particulates in the air to be treated are collected by the filter medium 5 to remove the particulates. The treated air is exhausted from the air outlet 3. The particulate matter collected by the filter medium is separated from the filter medium by the granular material removing device 6 and collected.
【0016】したがって、従来から使用されているサイ
クロン方式の回収装置のように、高さの大なるサイクロ
ン発生塔を設ける必要がなくて設置スペースを節約でき
るとともに製造コストを低減化でき、しかも被処理空気
に特殊な気流を発生させる必要もなくて送風の圧力損失
が小であり、ランニングコストを小ならしめることがで
きる。Therefore, unlike the conventional cyclone type recovery apparatus, there is no need to provide a cyclone generating tower having a large height, so that the installation space can be saved and the manufacturing cost can be reduced. There is no need to generate a special airflow in the air, and the pressure loss of the blowing is small, so that the running cost can be reduced.
【0017】また、濾材5の端部内側に設けたベルト1
5がロール4外周の溝16、シール材17の溝18およ
びシール用ブロック22の溝24に嵌められ、かつ濾材
は外側からテンションローラ20によって内側方向へ押
圧されているので、濾材端部から被処理空気中の粉粒物
が処理空気側へ漏れるようなことは殆どなく、粉粒物は
濾材により確実に捕集される。さらに、濾材を交換する
ことにより回収する粉粒物の径を自由に選択することが
できる。Further, the belt 1 provided inside the end of the filter medium 5
5 is fitted into the groove 16 on the outer periphery of the roll 4, the groove 18 of the sealing material 17 and the groove 24 of the sealing block 22, and the filter medium is pressed inward by the tension roller 20 from the outside. The particles in the processing air hardly leak to the processing air side, and the particles are reliably collected by the filter medium. Furthermore, the diameter of the granular material to be recovered can be freely selected by replacing the filter medium.
【図1】本発明に係る粉粒物回収装置のユニットを後方
から示す斜視図。FIG. 1 is a perspective view showing a unit of a granular material recovery apparatus according to the present invention from the rear.
【図2】同ユニットの上部を拡大して示す縦断面図。FIG. 2 is an enlarged longitudinal sectional view showing an upper part of the unit.
【図3】同ユニットの下部を拡大して示す縦断面図。FIG. 3 is an enlarged longitudinal sectional view showing a lower portion of the unit.
【図4】同ユニットの一部破断正面図。FIG. 4 is a partially cutaway front view of the unit.
【図5】図4の V-V線縦断面図。FIG. 5 is a vertical sectional view taken along line VV of FIG. 4;
【図6】図5の VI-VI線水平断面図。FIG. 6 is a horizontal sectional view taken along the line VI-VI of FIG. 5;
【図7】ロール端部を拡大して示す平面図。FIG. 7 is an enlarged plan view showing an end of a roll.
【図8】図7の VIII-VIII線縦断面図。FIG. 8 is a vertical sectional view taken along line VIII-VIII in FIG. 7;
【図9】ユニット収容ハウジング内にユニットを2基設
けた例を示す縦断面図。FIG. 9 is a longitudinal sectional view showing an example in which two units are provided in a unit housing.
【図10】同上の平面図。FIG. 10 is a plan view of the above.
A:粉粒物回収装置のユニット 1:ケーシング 2:空気入口 3:空気出口 4:ロール 5:エンドレス濾材 6:粉粒体の除去装置 7:軸 8:羽根 9:プーリ(スプロケット) 10:ベルト(チェン) 11:プーリ(スプロケット) 12:プーリ(スプロ
ケット) 13:ベルト(チェン) 14:プーリ(スプロ
ケット) 15:Vベルト 16:Vベルト用の溝 17:シール材 18:Vベルト用の溝 19:支持板 20:テンションロー
ラ 21:支持体 22:シール用ブロッ
ク 23:ブロックの凹部 24:Vベルト用の溝 25:ユニット収容ハウジング 26:ハウジング入口 27:中央通路 28:左右通路 29:風洞 30:粉粒物回収用の
トレーA: Unit of the granular material recovery device 1: Casing 2: Air inlet 3: Air outlet 4: Roll 5: Endless filter media 6: Granular material removing device 7: Shaft 8: Blade 9: Pulley (sprocket) 10: Belt (Chain) 11: Pulley (sprocket) 12: Pulley (sprocket) 13: Belt (chain) 14: Pulley (sprocket) 15: V-belt 16: V-belt groove 17: Seal material 18: V-belt groove 19 : Support plate 20: Tension roller 21: Support 22: Seal block 23: Block recess 24: V belt groove 25: Unit housing 26: Housing entrance 27: Central passage 28: Left and right passage 29: Wind tunnel 30: Tray for collecting particulate matter
Claims (3)
するケーシング内に、前記空気入口を遮って回走するエ
ンドレス濾材を設け、この濾材を通過した空気の出口を
ケーシングの前面部に設け、かつ濾材に付着した粉粒体
を濾材から離脱せしめる粉粒体除去装置を設けてなる粉
粒物回収装置。1. An endless filter medium which runs around the air inlet in a casing having an air inlet on at least one of the left and right sides, and an outlet for air passing through the filter medium is provided on a front surface of the casing. And a particulate material recovery device provided with a particulate material removing device for separating the particulate material attached to the filter material from the filter material.
するケーシング内に、上下部に配した前後方向のロール
に掛けられて、前記空気入口を遮って回走するエンドレ
ス濾材を備え、この濾材を通過した空気の出口をケーシ
ングの前面部に有し、かつ濾材に付着した粉粒体を濾材
から離脱せしめる粉粒体除去装置を備え、また、各ロー
ルの端部外周に溝を形成するとともに、この溝と長手方
向に一致する溝を濾材内側との対向面に形成したシール
材がケーシング内側に固定した支持板に設けられ、濾材
の端部内側に設けたベルトがロール及びシール材の溝に
嵌まり、かつ濾材端部の外側面を押圧するテンションロ
ーラを備え、各ロールの端部に、濾材との接触面に濾材
のベルトが嵌まる溝が形成されていて、しかも前記支持
板に固定したシール用ブロックを設けてなる粉粒物回収
装置。2. An endless filter medium, which is hung on front and rear rolls arranged at upper and lower portions and runs around while blocking the air inlet, is provided in a casing having an air inlet on at least one side on the left and right sides. An outlet for air that has passed through the filter medium is provided on the front surface of the casing, and a device for removing powder and granules attached to the filter medium from the filter medium is provided, and a groove is formed on the outer periphery of the end of each roll. In addition, a sealing material in which a groove corresponding to this groove in the longitudinal direction is formed on the surface facing the inside of the filter medium is provided on a support plate fixed to the inside of the casing, and a belt provided on the inside of the end of the filter medium is formed of a roll and a seal material. A tension roller that fits into the groove and presses the outer surface of the end of the filter medium; a groove is formed at an end of each roll so that a belt of the filter medium fits into a contact surface with the filter medium; Sea fixed to Granular substance collecting device formed by providing a use block.
し、回転軸が駆動装置によって回転させられて羽根が濾
材を殴打する構成のものである請求項1、2に記載の粉
粒物回収装置。3. The apparatus according to claim 1, wherein the granular material removing device has a blade on a rotating shaft, and the rotating shaft is rotated by a driving device so that the blade strikes the filter medium. Granule collection device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10971498A JP4057694B2 (en) | 1998-04-20 | 1998-04-20 | Powder collection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10971498A JP4057694B2 (en) | 1998-04-20 | 1998-04-20 | Powder collection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11300132A true JPH11300132A (en) | 1999-11-02 |
JP4057694B2 JP4057694B2 (en) | 2008-03-05 |
Family
ID=14517374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10971498A Expired - Lifetime JP4057694B2 (en) | 1998-04-20 | 1998-04-20 | Powder collection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4057694B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008082639A (en) * | 2006-09-28 | 2008-04-10 | Daikin Ind Ltd | Air-conditioner |
-
1998
- 1998-04-20 JP JP10971498A patent/JP4057694B2/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008082639A (en) * | 2006-09-28 | 2008-04-10 | Daikin Ind Ltd | Air-conditioner |
Also Published As
Publication number | Publication date |
---|---|
JP4057694B2 (en) | 2008-03-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5384969A (en) | Apparatus for drying bulk material with a filter for a drying gas flowing through the bulk material | |
US4689143A (en) | Drum separator | |
CN101161330A (en) | Exterior sieve type bag-type dust remover and its ashing method | |
US3789587A (en) | Apparatus for separating material from a pneumatic conveyor | |
EP0095354A1 (en) | A dust and fume collector | |
JPH11300132A (en) | Powder and granular material recovering apparatus | |
US3797661A (en) | Method and apparatus for separating granules from a liquid | |
CN116642305A (en) | Large horizontal boiling dryer | |
CN115556264A (en) | Plastic granules material loading machine with screening function | |
EP1004526A3 (en) | Device for separating solids from an air stream | |
CN212856535U (en) | Extruding and planing machine | |
EP0811141B1 (en) | Method and apparatus for demoisturizing moist products | |
US5568822A (en) | Film cleaning system and method for photographic film | |
CN212856536U (en) | Extruding and planing machine | |
JP7048089B2 (en) | Suction device and lightweight object suction processing device using it | |
US3943640A (en) | Apparatus for drying strands of plastics material during the manufacture of plastics granules | |
JPS6299048A (en) | Chip conveyor | |
JP4108862B2 (en) | Substrate dryer | |
KR100957606B1 (en) | a dust collector with a traveling | |
KR960013214A (en) | Grain Dryer and Grain Drying Method | |
CS216661B2 (en) | Appliance for separating the fine material from the coarse one | |
JPH09151430A (en) | Cleaning for fallen leaves | |
CN213644382U (en) | Chemical raw material crushing device | |
KR100475426B1 (en) | Multiple Disk Centrifugal Separation Fan | |
KR20010036893A (en) | Air purifier having device for cleaning dustproof net |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20040908 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20050530 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20061201 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20070724 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070925 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20071030 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20071106 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20071204 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20071214 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101221 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101221 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111221 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111221 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121221 Year of fee payment: 5 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131221 Year of fee payment: 6 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131221 Year of fee payment: 6 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |