JP2001259332A - Filter medium replacement-type air filter - Google Patents
Filter medium replacement-type air filterInfo
- Publication number
- JP2001259332A JP2001259332A JP2000078101A JP2000078101A JP2001259332A JP 2001259332 A JP2001259332 A JP 2001259332A JP 2000078101 A JP2000078101 A JP 2000078101A JP 2000078101 A JP2000078101 A JP 2000078101A JP 2001259332 A JP2001259332 A JP 2001259332A
- Authority
- JP
- Japan
- Prior art keywords
- filter
- frame
- plate
- fixed
- filter medium
- 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
- 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、濾材交換型エアフ
ィルタに関し、特にフィルタ枠がホールディングフレー
ム等の取付部材に装着されていたとしても、あるいはフ
ィルタ枠を複数段に亘って積重ねたものであったとして
も、該フィルタ枠を前記取付部材に装着したまま、ある
いはフィルタ枠を複数段積重ねたまま、フィルタ下流側
から濾材を交換することができる濾材交換型エアフィル
タに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a filter medium exchangeable air filter, and more particularly to a filter medium exchange type air filter in which a filter frame is mounted on a mounting member such as a holding frame or a filter frame is stacked in a plurality of stages. Even if the filter frame is attached to the mounting member or the filter frames are stacked in a plurality of stages, the present invention relates to a filter medium exchange type air filter capable of replacing a filter medium from the downstream side of the filter.
【０００２】[0002]
【従来の技術】従来、フィルタ下流側から濾材を交換す
るエアフィルタとしては、特開平７−８７３３号公報に
開示されたものが知られていた。2. Description of the Related Art Conventionally, as an air filter for replacing a filter medium from the downstream side of the filter, an air filter disclosed in Japanese Patent Application Laid-Open No. 7-8733 has been known.
【０００３】[0003]
【発明が解決しようとする課題】前記特開平７−８７３
３号公報に開示されたものは、その公報中、図１に開示
されたように、濾材交換を行うためにはフィルタ枠を構
成する上方の挟圧板を上方へ開放しなければ、濾材を交
換することができないという構造である。このため、フ
ィルタ枠がホールディングフレームに装着されている場
合には、該ホールディングフレームからフィルタ枠を一
旦取外し、更に前記挟圧板を上方へ開放してから濾材を
交換しなければならず、交換作業に時間と手間がかかる
という課題があった。SUMMARY OF THE INVENTION The above-mentioned Japanese Patent Application Laid-Open No. 7-873.
As disclosed in FIG. 1 of the publication, as disclosed in FIG. 1, in order to exchange the filter medium, the filter medium must be replaced unless the upper pressure plate constituting the filter frame is opened upward. It is a structure that cannot be done. For this reason, when the filter frame is mounted on the holding frame, the filter frame must be temporarily removed from the holding frame, and the clamping plate must be opened upward, and then the filter medium needs to be replaced. There was a problem that it took time and effort.
【０００４】更に、前記公報中、図６においてフイルタ
枠を取外さないで、濾材を交換する方法を提案している
が、この方法では濾材を押えるための押付け具および挟
圧板が必要であるため、フィルタ枠の製作にコストがか
かるという課題があった。Further, in the above-mentioned publication, a method of replacing the filter medium without removing the filter frame is proposed in FIG. 6, but this method requires a pressing tool and a pressure plate for pressing the filter medium. However, there is a problem that the cost of manufacturing the filter frame is high.
【０００５】本発明は前記課題を解決すべくなされたも
ので、フィルタ枠をホールディングフレーム等の取付部
材に装着したまま、あるいはフィルタ枠を複数段積重ね
たまま、フィルタ下流側から使用済みの濾材を新しい濾
材と極めて簡単に交換することができる濾材交換型エア
フィルタを提供するものである。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and a filter medium used from the downstream side of a filter can be used while a filter frame is mounted on an attachment member such as a holding frame or a plurality of filter frames are stacked. An object of the present invention is to provide a filter medium exchange type air filter which can be replaced with a new filter medium very easily.
【０００６】[0006]
【課題を解決するための手段】本発明は、左・右側板、
天板および底板を箱状に接合固定すると共に、上流側開
口および下流側開口を設けてフィルタ枠を形成すると共
に、該フィルタ枠の下流側開口の左・右側板の端縁部を
それぞれ内方へ直角に折曲して折曲片を連設すると共
に、該折曲片に間隔を有して複数個のコ字状切欠部を設
けて装着板が形成され、且つ前記フイルタ枠内には１個
または複数個の濾材をＶ字状に保持して装着する保持板
が固定され、更に前記保持板にＶ字状に装着された濾材
の下流側を押圧するＶ字状に拡開された押圧板が複数本
上下方向に間隔を有して、それぞれ支持縦杆に固定され
ると共に、該各支持縦杆の外側部を、垂直片の上方に水
平片を外方へ突設して形成されたＬ字状の複数本の支持
横杆が、前記各コ字状切欠部と同一間隔を有し、且つ該
支持横杆の各両端部が前記各支持縦杆よりそれぞれ外方
へ突出した突出端部を有するようにして、前記垂直片に
固定して形成され、前記固定枠の各突出端部を前記各コ
字状切欠部に嵌挿し、固定枠を下方へ押圧して、前記支
持横杆の各突出端部の水平片を該各コ字状切欠部の段部
に掛止するという手段を採用することにより、上記課題
を解決した。SUMMARY OF THE INVENTION The present invention provides a left and right side plate,
The top plate and the bottom plate are joined and fixed in a box shape, and an upstream opening and a downstream opening are provided to form a filter frame, and the edge portions of the left and right plates of the downstream openings of the filter frame are inwardly respectively. A bent plate is bent at a right angle, a plurality of bent pieces are continuously provided, and a plurality of U-shaped notches are provided at intervals in the bent pieces to form a mounting plate, and in the filter frame, A holding plate for holding and mounting one or a plurality of filter media in a V-shape is fixed, and further expanded in a V-shape for pressing the downstream side of the filter media mounted on the holding plate in a V-shape. A plurality of pressing plates are fixed to the supporting vertical rods at intervals in the vertical direction, and the outer portions of the supporting vertical rods are formed by projecting horizontal pieces outwardly above the vertical pieces. A plurality of L-shaped supporting horizontal rods having the same interval as the respective U-shaped cutouts, and both end portions of the supporting horizontal rod. Each of the supporting vertical rods has a projecting end protruding outward, and is formed to be fixed to the vertical piece, and each projecting end of the fixing frame is inserted into each of the U-shaped cutouts. In order to solve the above-mentioned problem, the fixing frame is pressed downward so that the horizontal piece of each protruding end of the supporting horizontal rod is hooked on the step of each U-shaped notch. .
【０００７】[0007]
【発明の実施の形態】本発明の実施の形態を図面に基づ
いて詳細に説明すると、本発明の濾材１は２枚の濾材単
位体１ａ，１ａがそれぞれ上流側端縁１ｂにおいて、下
流側方向に拡開・挟閉自在なるよう接合固定され、使用
状態では下流側方向にＶ字状に拡開している。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail with reference to the drawings. A filter medium 1 of the present invention comprises two filter medium units 1a, 1a at an upstream edge 1b and a downstream direction, respectively. It is joined and fixed so that it can be freely opened and closed, and is expanded in a V-shape in the downstream direction in use.
【０００８】また、前記濾材１を構成する各濾材単位体
１ａは、図１においては、縦方向に折畳み面２を有する
ように形成されている。Further, each filter medium unit 1a constituting the filter medium 1 is formed so as to have a folding surface 2 in the vertical direction in FIG.
【０００９】前記構成より成る濾材１を複数組（図にお
いては、２組）、着脱自在なるよう取付けるフィルタ枠
３は、左・右側板４・５、天板６および底板７を箱状に
接合固定すると共に、上流側開口８および下流側開口９
を設け、且つ該上流側開口８側の左・右側板４・５、天
板６および底板７の端縁部をそれぞれ内方へ直角に折曲
して枠状の縁板１０を連設し、更に下流側開口９側の左
・右側板４・５の端縁部の全長に亘って、並びに天板６
および底板７の端縁部の一部を、それぞれ内方へ折曲し
て後述の固定枠１１を装着固定する装着板１２が連設さ
れている。A plurality of sets (two sets in the figure) of the filter media 1 having the above-mentioned construction, which are detachably mounted, are joined to a filter frame 3 by joining the left and right plates 4, 5, a top plate 6, and a bottom plate 7 in a box shape. While being fixed, the upstream opening 8 and the downstream opening 9
And the edge portions of the left and right plates 4, 5 on the side of the upstream opening 8, the top plate 6, and the bottom plate 7 are bent inward at right angles to form a frame-shaped edge plate 10 in series. , Over the entire length of the edge of the left and right plates 4 and 5 on the downstream opening 9 side, and over the top plate 6.
Further, a mounting plate 12 for bending a part of the edge portion of the bottom plate 7 inward and mounting and fixing a fixing frame 11 described later is continuously provided.
【００１０】前記装着板１２は、前記下流側開口９側の
左・右側板４・５を全長に亘ってその端縁部をそれぞれ
内方へ直角に折曲した折曲片１３と、天板６および底板
７の前記左・右側板４・５に近接した端縁部の一部をそ
れぞれ内方へ直角に折曲した短かい折曲片１４をそれぞ
れ連設すると共に、前記折曲片１３に間隔を有して複数
個のコ字状切欠部１５を設けて形成されている。なお、
前記短かい折曲片１４は補強、もしくはホールディング
フレーム等にフィルタを設置するために設けられるもの
であり、設ける必要がない場合もある。The mounting plate 12 is formed by bending left and right plates 4 and 5 on the downstream side opening 9 side inwardly at right angles inwardly, respectively, over the entire length thereof, and a top plate. 6 and a portion of an edge portion of the bottom plate 7 adjacent to the left and right plates 4 and 5 are respectively provided with short bent pieces 14 each of which is bent inward at a right angle. And a plurality of U-shaped notches 15 are provided at intervals. In addition,
The short bent piece 14 is provided for reinforcing or installing a filter on a holding frame or the like, and may not need to be provided.
【００１１】更に、前記フィルタ枠３内には、前記濾材
１を保型した状態で保持する断面Ｖ字状をした保持板１
６が固定されている。Further, in the filter frame 3, a holding plate 1 having a V-shaped cross section for holding the filter medium 1 in a shape-retained state.
6 is fixed.
【００１２】前記保持板１６は、前記濾材１の上流側端
縁１ｂに当接する当接板１７の両側に、それぞれ通風開
口部１８を備えた枠体１９を下流側方向に延長拡開して
連設すると共に、該各枠体１９の拡開先縁部を内方へ折
曲して、前記濾材１の最下流側の折畳み面２内に挿入す
る挿入片２０を設けて形成されている。The holding plate 16 extends and expands in the downstream direction a frame body 19 provided with a ventilation opening 18 on each side of a contact plate 17 abutting on the upstream edge 1b of the filter medium 1. It is formed by providing an insertion piece 20 which is continuously provided and which bends the expanded front edge of each frame body 19 inward to be inserted into the most downstream folding surface 2 of the filter medium 1. .
【００１３】そして、前記構成より成る保持板１６は、
当接板１７の上・下部をフィルタ枠３の縁板１０に固定
すると共に、各枠体１９の上・下面を天板６および底板
７に固定してフィルタ枠３内に装置されている。そし
て、前記Ｖ字状に拡開した保持板１６の内側面に接する
ように、前記濾材１を構成する各濾材単位体１ａ，１ａ
をそれぞれＶ字状に拡開すると共に、前記挿入片２０を
該濾材１の最下流側の折畳み面２内に挿入して、前記濾
材１を保持板１６に装着する。図においては、保持板１
６が２本装置されているが、１本または３本以上装置す
ることも可能である。The holding plate 16 having the above-described structure is
The upper and lower portions of the contact plate 17 are fixed to the edge plate 10 of the filter frame 3, and the upper and lower surfaces of each frame 19 are fixed to the top plate 6 and the bottom plate 7. Each of the filter medium units 1a, 1a constituting the filter medium 1 is in contact with the inner surface of the holding plate 16 expanded in a V-shape.
Are each expanded in a V-shape, and the insertion piece 20 is inserted into the folding surface 2 on the most downstream side of the filter medium 1, and the filter medium 1 is mounted on the holding plate 16. In the figure, the holding plate 1
Although six devices are used, one device or three or more devices can be used.
【００１４】前記フィルタ枠３に装着された濾材１の下
流側より、該濾材１を該フィルタ枠３に動揺することな
く固定させる固定枠１１が、前記濾材１の下流側面に押
圧して前記装着板１２に装着固定できるように形成され
ている。From the downstream side of the filter medium 1 mounted on the filter frame 3, a fixing frame 11 for fixing the filter medium 1 to the filter frame 3 without shaking is pressed against the downstream side surface of the filter medium 1 and the mounting is performed. It is formed so that it can be mounted and fixed to the plate 12.
【００１５】前記固定枠１１は、前記フィルタ枠３に装
着された濾材１（図では２組）を下流側より押圧するよ
う、前記各濾材１の下流側に当接するＶ字状の押圧板２
１が複数本上下方向に間隔を有して、該各押圧板２１の
拡開端部がそれぞれ断面Ｌ字状をした支持縦杆２２に固
定されると共に、該各支持縦杆２２の外側部を、垂直片
２３の上方に水平片２４を外方へ突設して形成されたＬ
字状の複数本の支持横杆２５が、前記各コ字状切欠部１
５と同一間隔を有し、且つ該支持横杆２５の各両端部が
前記各支持縦杆２２よりそれぞれ外方へ突出した突出端
部２６を有するようにして、前記垂直片２３に固定して
形成されている。The fixed frame 11 has a V-shaped pressing plate 2 which abuts on the downstream side of each of the filter media 1 so as to press the filter media 1 (two sets in the figure) mounted on the filter frame 3 from the downstream side.
1 are spaced apart in the vertical direction, the expanded end of each pressing plate 21 is fixed to a supporting vertical rod 22 having an L-shaped cross section, and the outer side of each supporting vertical rod 22 is L formed by projecting the horizontal piece 24 outwardly above the vertical piece 23.
The plurality of support lateral rods 25 having a U-shape are each
5 and fixed to the vertical piece 23 such that both ends of the supporting horizontal rod 25 have projecting ends 26 projecting outward from the supporting vertical rods 22, respectively. Is formed.
【００１６】そして、前記構成より成る固定枠１１を図
１に示すように、フィルタ枠３に装着された濾材１の下
流側より挿入して、各押圧板２１により各濾材１の下流
側面を押圧して前記濾材１を保持板１６と押圧板２１間
に挟持させ、図１の矢印で示すように、支持横杆２５の
両外方へ突出した突出端部２６を前記装着板１２のコ字
状切欠部１５に嵌挿し、然る後固定枠１１の全体を下方
へ押圧して押し下げることにより、前記各支持縦杆２２
の下端が底板６に当接すると共に、前記支持横杆２５の
水平片２４の下面が前記コ字状切欠部１５の段部１５ａ
に掛止して、前記固定枠１１はフィルタ枠３の下流側に
動揺することなく固定される。Then, as shown in FIG. 1, the fixed frame 11 having the above structure is inserted from the downstream side of the filter medium 1 mounted on the filter frame 3, and the pressing plate 21 presses the downstream side surface of each filter medium 1. Then, the filter medium 1 is sandwiched between the holding plate 16 and the pressing plate 21, and as shown by the arrows in FIG. Each of the support vertical rods 22 is inserted into the notch 15 and then pressed down by pressing the whole of the fixed frame 11 downward.
Of the horizontal piece 24 of the supporting horizontal rod 25 is formed by the stepped portion 15a of the U-shaped notch 15.
, The fixed frame 11 is fixed to the downstream side of the filter frame 3 without swinging.
【００１７】そして、濾材１を取替える場合は、固定枠
１１全体を上方へ移動させ、支持横杆２５の両突出端部
２６をコ字状切欠部１５に合わせて、固定枠１１を下流
側へ引き出すことにより、使用済みの濾材１は固定枠１
１からの押圧状態を解除され、濾材１は簡単に下流側へ
引出して取外すことができる。そして、新しい濾材１を
保持板１６に装着して、前記した方法により固定枠１１
を用いて押圧して濾材１をフィルタ枠３に固定する。When the filter medium 1 is to be replaced, the entire fixing frame 11 is moved upward, the both protruding ends 26 of the supporting horizontal rod 25 are aligned with the U-shaped notch 15, and the fixing frame 11 is moved downstream. By pulling out, the used filter medium 1 is fixed frame 1
1 is released, and the filter medium 1 can be easily pulled out downstream and removed. Then, the new filter medium 1 is mounted on the holding plate 16, and the fixed frame 11 is fixed by the method described above.
To fix the filter medium 1 to the filter frame 3.
【００１８】[0018]
【発明の効果】本発明は上述のようであるから、フィル
タ枠の下流側より固定枠を極めて簡単な操作で取り外す
ことにより、該フィルタ枠に装着されていた使用済みの
濾材は簡単に取り外して、新しい濾材と交換することが
できる。従って、仮りにホールディングフレームにフィ
ルタが取付けられていたとしても、ホールディングフレ
ームからフィルタ枠を取り外すことなく、取付けたま
ま、またフィルタ枠が複数段に亘って積重ねられていた
としても、積重ねたまま、単に固定枠を取外すだけで濾
材の交換ができるので、交換作業に時間と手間がかから
ず、迅速に行うことができ作業性が向上するという効果
を奏する。The present invention is as described above. Therefore, by removing the fixed frame from the downstream side of the filter frame by a very simple operation, the used filter medium mounted on the filter frame can be easily removed. , Can be replaced with new filter media. Therefore, even if a filter is attached to the holding frame, without removing the filter frame from the holding frame, the filter frame remains attached, and even if the filter frame is stacked over a plurality of stages, Since the filter medium can be replaced simply by removing the fixing frame, the replacement work does not require much time and labor, and can be performed promptly, thereby improving the workability.
【図１】本発明濾材交換型エアフィルタの組立分解斜視
図である。FIG. 1 is an exploded perspective view of a filter medium exchange type air filter of the present invention.
【図２】本発明濾材交換型エアフィルタにおけるフィル
タ枠部分の斜視図である。FIG. 2 is a perspective view of a filter frame portion of the filter medium exchangeable air filter of the present invention.
【図３】本発明濾材交換型エアフィルタの上流側から見
た正面図である。FIG. 3 is a front view of an air filter according to the present invention when viewed from the upstream side.
【図４】本発明濾材交換型エアフィルタの下流側から見
た正面図である。FIG. 4 is a front view of the filter medium exchange type air filter of the present invention as viewed from the downstream side.
【図５】図４のＡ−Ａ線断面図である。FIG. 5 is a sectional view taken along line AA of FIG. 4;
１ 濾材、 ３ フィルタ枠３、 ４・５ 左・右側
板、 ６ 天板、 ７底板、 ８ 上流側開口、 ９
下流側開口、 １１ 固定枠、 １２ 装着板、１３
折曲片、 １５ コ字状切欠部、 １５ａ 段部、 １
６ 保持板、 ２１ 押圧板、 ２２ 支持縦杆、 ２
３ 垂直片、 ２４ 水平片、 ２５ 支持横杆、 ２
６ 突出端部。Reference Signs List 1 filter medium, 3 filter frame 3, 4.5 left / right plate, 6 top plate, 7 bottom plate, 8 upstream opening, 9
Downstream opening, 11 fixing frame, 12 mounting plate, 13
Folded piece, 15 U-shaped notch, 15a step, 1
6 holding plate, 21 pressing plate, 22 supporting vertical rod, 2
3 vertical pieces, 24 horizontal pieces, 25 supporting horizontal rods, 2
6 Protruding end.
Claims (1)
固定すると共に、上流側開口および下流側開口を設けて
フィルタ枠を形成すると共に、該フィルタ枠の下流側開
口の左・右側板の端縁部をそれぞれ内方へ直角に折曲し
て折曲片を連設すると共に、該折曲片に間隔を有して複
数個のコ字状切欠部を設けて装着板が形成され、且つ前
記フイルタ枠内には１個または複数個の濾材をＶ字状に
保持して装着する保持板が固定され、更に前記保持板に
Ｖ字状に装着された濾材の下流側を押圧するＶ字状に拡
開された押圧板が複数本上下方向に間隔を有して、それ
ぞれ支持縦杆に固定されると共に、該各支持縦杆の外側
部を、垂直片の上方に水平片を外方へ突設して形成され
たＬ字状の複数本の支持横杆が、前記各コ字状切欠部と
同一間隔を有し、且つ該支持横杆の各両端部が前記各支
持縦杆よりそれぞれ外方へ突出した突出端部を有するよ
うにして、前記垂直片に固定して形成され、前記固定枠
の各突出端部を前記各コ字状切欠部に嵌挿し、固定枠を
下方へ押圧して、前記支持横杆の各突出端部の水平片を
該各コ字状切欠部の段部に掛止するようにしたことを特
徴とする濾材交換型エアフィルタ。1. A left and right plate, a top plate and a bottom plate are joined and fixed in a box shape, and an upstream opening and a downstream opening are provided to form a filter frame. The edge of the right side plate is bent inward at a right angle, and a plurality of bent pieces are continuously provided, and a plurality of U-shaped notches are provided at intervals in the bent pieces to form a mounting plate. A holding plate for holding and mounting one or more filter media in a V-shape is fixed in the filter frame, and a downstream side of the filter media mounted in the V-shape on the holding plate is further fixed. A plurality of pressing plates expanded in a V-shape to be pressed are fixed to the supporting vertical bars at intervals in the vertical direction, and the outer portions of the supporting vertical bars are horizontally positioned above the vertical pieces. A plurality of L-shaped supporting horizontal rods formed by projecting pieces outward have the same interval as each of the U-shaped cutouts, Each end of the supporting horizontal rod has a protruding end projecting outward from each of the supporting vertical rods, and is formed fixed to the vertical piece, and each protruding end of the fixing frame is The horizontal frame of each protruding end of the support horizontal rod was hooked on the step of each of the U-shaped notches by fitting and inserting the fixing frames downward into the respective U-shaped notches. A filter medium exchange type air filter characterized by the above-mentioned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000078101A JP3296808B2 (en) | 2000-03-21 | 2000-03-21 | Filter media exchange type air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000078101A JP3296808B2 (en) | 2000-03-21 | 2000-03-21 | Filter media exchange type air filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001259332A true JP2001259332A (en) | 2001-09-25 |
| JP3296808B2 JP3296808B2 (en) | 2002-07-02 |
Family
ID=18595555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000078101A Expired - Lifetime JP3296808B2 (en) | 2000-03-21 | 2000-03-21 | Filter media exchange type air filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3296808B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004290846A (en) * | 2003-03-27 | 2004-10-21 | Japan Vilene Co Ltd | Exchangeable filter system |
| JP2006329561A (en) * | 2005-05-27 | 2006-12-07 | Fuji Koki Corp | Auxiliary cooling device |
| JP2008200647A (en) * | 2007-02-22 | 2008-09-04 | Nitta Ind Corp | Air filter |
| JP2008221059A (en) * | 2007-03-09 | 2008-09-25 | Nitta Ind Corp | Air filter |
| CN103752109A (en) * | 2014-01-26 | 2014-04-30 | 苏州新区枫桥净化设备厂 | V-shaped plate-type filter |
-
2000
- 2000-03-21 JP JP2000078101A patent/JP3296808B2/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004290846A (en) * | 2003-03-27 | 2004-10-21 | Japan Vilene Co Ltd | Exchangeable filter system |
| JP2006329561A (en) * | 2005-05-27 | 2006-12-07 | Fuji Koki Corp | Auxiliary cooling device |
| JP4526442B2 (en) * | 2005-05-27 | 2010-08-18 | 株式会社不二工機 | Auxiliary cooling device |
| JP2008200647A (en) * | 2007-02-22 | 2008-09-04 | Nitta Ind Corp | Air filter |
| JP2008221059A (en) * | 2007-03-09 | 2008-09-25 | Nitta Ind Corp | Air filter |
| CN103752109A (en) * | 2014-01-26 | 2014-04-30 | 苏州新区枫桥净化设备厂 | V-shaped plate-type filter |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3296808B2 (en) | 2002-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3296808B2 (en) | Filter media exchange type air filter | |
| JP4664188B2 (en) | Filter media exchange type air filter | |
| JPH1133331A (en) | Filter device | |
| JP2012001954A (en) | Brace mounting metal fitting | |
| JP5705604B2 (en) | Assembly screen door and its assembly method | |
| JP2003024730A (en) | Air cleaning filter and refrigerating air conditioner | |
| JP3655800B2 (en) | Filter fixing device | |
| JP5896343B2 (en) | Dust collector | |
| JP4632154B2 (en) | Air filter | |
| JP2005040271A (en) | Attachment structure of wiring cover in desk or the like | |
| JP5139561B2 (en) | Transport pallet | |
| KR100595997B1 (en) | Apparatus for locking back plate of frame | |
| JP2007050330A (en) | Screen panel and its manufacturing method | |
| CN216409123U (en) | Combined opening structure of ventilation opening | |
| JP7337426B1 (en) | air filter device | |
| JPH09206534A (en) | Air filter and air conditioner using the same | |
| KR200348969Y1 (en) | Apparatus for locking back plate of frame | |
| JP4508980B2 (en) | Screen panel | |
| JP4519260B2 (en) | Air filter | |
| CN214038578U (en) | Integrated side-dismantling frame for fixing filter screen | |
| JP3227636B2 (en) | Door roller mounting device for sliding door | |
| JP3701376B2 (en) | Plate heat exchanger | |
| CN212594575U (en) | Filter device for fan coil | |
| JPH0679119A (en) | Structure of air filter element | |
| JPH07331899A (en) | Joint construction between wall panel and ceiling panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TRDD | Decision of grant or rejection written | ||
| R150 | Certificate of patent or registration of utility model |
Ref document number: 3296808 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| 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 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090412 Year of fee payment: 7 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100412 Year of fee payment: 8 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110412 Year of fee payment: 9 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120412 Year of fee payment: 10 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130412 Year of fee payment: 11 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130412 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140412 Year of fee payment: 12 |
|
| 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 |
|
| 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 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |