JPH0235908A - Air filter and its manufacture - Google Patents
Air filter and its manufactureInfo
- Publication number
- JPH0235908A JPH0235908A JP18395788A JP18395788A JPH0235908A JP H0235908 A JPH0235908 A JP H0235908A JP 18395788 A JP18395788 A JP 18395788A JP 18395788 A JP18395788 A JP 18395788A JP H0235908 A JPH0235908 A JP H0235908A
- Authority
- JP
- Japan
- Prior art keywords
- air filter
- synthetic resin
- outer frame
- recess
- pack
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 37
- 239000000057 synthetic resin Substances 0.000 claims abstract description 37
- 229920005989 resin Polymers 0.000 claims description 23
- 239000011347 resin Substances 0.000 claims description 23
- 239000012530 fluid Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 9
- 230000009969 flowable effect Effects 0.000 claims description 5
- 239000006261 foam material Substances 0.000 claims description 3
- 238000005187 foaming Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract 1
- 238000009415 formwork Methods 0.000 description 11
- 239000000470 constituent Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、電気掃除機等の家電製品、コンビュ−タ、電
子機器等に装着されて使用される小型・軽量のエアーフ
ィルタに関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a small and lightweight air filter that is installed and used in home appliances such as vacuum cleaners, computers, electronic equipment, and the like.
（従来の技術）
モータにより空気を機内へ吸引して塵埃等を機内に蓄積
する電気掃除機では、塵埃等を除去した清浄空気を機外
へ排出するために、エアーフィルタを装着して使用され
る。該エアーフィルタは。(Prior art) Vacuum cleaners that use a motor to suck air into the machine and accumulate dust inside the machine are equipped with an air filter in order to discharge clean air from which dust has been removed outside the machine. Ru. The air filter is.
従来、所定方向に波付けされたエアーフィルタパックを
プラスチングや金属製の外枠内に収容して形成されて
おり、外枠におけるエアーフィルタパンクとの当接面に
流動性の樹脂を流し込んで硬化させることにより４両者
の間を気密にシールすると共に、エアーフィルタパンク
を外枠に固定している。Conventionally, an air filter pack corrugated in a predetermined direction is housed in an outer frame made of plastic or metal, and a fluid resin is poured into the outer frame's contact surface with the air filter puncture. By curing, the space between the two is airtightly sealed, and the air filter puncture is fixed to the outer frame.
（発明が解決しようとする課題）
このようなエアーフィルタは、エアーフィルタパンクに
おける構成ろ材の波付は方向とは直交する方向の各端面
はジクザグ状になっており、各端面と外枠との当接面と
を確実にシールするためには５両者の間に流動性樹脂が
全体に溝肩なく行きわたるように注意深く流し込まなけ
ればらす１作業性が悪いという問題がある。また、エア
ーフィルタパックにおける構成ろ材の波付は方向とは直
交する方向の各端部と外枠との当接面とは、硬化した流
動性樹脂により、固定されているにすぎず。(Problem to be Solved by the Invention) In such an air filter, each end face in a direction perpendicular to the corrugated direction of the constituent filter media in an air filter puncture has a zigzag shape, and the relationship between each end face and the outer frame is In order to reliably seal the abutting surfaces, the flowable resin must be carefully poured between the two so that it is spread over the entire surface without any grooves.1 There is a problem in that workability is poor. Furthermore, the contact surfaces between each end in a direction perpendicular to the corrugated direction of the constituent filter media in the air filter pack and the outer frame are merely fixed by hardened fluid resin.
外枠に外力が作用すると外枠から硬化した樹脂が剥離し
て空隙が生じ、その空隙から気体がリークするおそれが
ある。When an external force acts on the outer frame, the hardened resin peels off from the outer frame, creating a void, which may cause gas to leak.
本発明は、上記従来の問題を解決するものであり５その
目的は、軽量であって、エアーフィルタパックと外枠と
が強固に接着されており、その結果、塵埃の捕集効率を
長期にわたって高く保持し得て、しかも外枠を清除機等
の機器に容易に装着し得るエアーフィルタを提供するこ
とにある。The present invention solves the above-mentioned conventional problems5.The purpose of the present invention is to be lightweight, and the air filter pack and the outer frame are firmly bonded, so that the dust collection efficiency can be maintained for a long period of time. To provide an air filter that can be held high and whose outer frame can be easily attached to equipment such as a cleaning machine.
本発明の他の目的は、耐久性に優れた軽量のエアーフィ
ルタをきわめて容易に製造でき２作業性に優れたエアー
フィルタの製造方法を提供することにある。Another object of the present invention is to provide a method for manufacturing an air filter that can extremely easily manufacture a lightweight air filter with excellent durability and has excellent workability.
（課題を解決するだめの手段）
本発明のエアーフィルタは、構成ろ材が所定方向に波付
けされたエアーフィルタパックと、該エアーフィルタパ
ンクの波付は方向と直交する方向の各端部がそれぞれ嵌
入されて各端部とは気密状態になった一対の合成樹脂板
、および該エアーフィルタパックの波付は方向の各端部
に気密に当接した一対の側板を有する外枠と、を具備し
てなりそのことにより上記目的が達成される。(Means for Solving the Problems) The air filter of the present invention includes an air filter pack in which constituent filter media are corrugated in a predetermined direction, and each end of the air filter puncture in a direction perpendicular to the corrugation direction. The air filter pack includes a pair of synthetic resin plates that are fitted into each end in an airtight state, and an outer frame having a pair of side plates that are in airtight contact with each end in the corrugated direction of the air filter pack. As a result, the above objective is achieved.
本発明のエアーフィルタは、前記外枠の合成樹脂板が独
立気泡の低発泡体で構成されている。In the air filter of the present invention, the synthetic resin plate of the outer frame is made of a closed-cell, low-foam material.
本発明のエアーフィルタは、前記外枠の合成樹脂板は角
部が面取りされている。In the air filter of the present invention, the synthetic resin plate of the outer frame has chamfered corners.
本発明のエアーフィルタは、前記外枠の合成樹脂板は角
部が円弧状になっている。In the air filter of the present invention, the synthetic resin plate of the outer frame has arcuate corners.
本発明のエアーフィルタの製造方法は、構成ろ材が所定
方向に波付けされたエアーフィルタパンクの波付は方向
の各端部に外枠を構成する側板をそれぞれ当接させた状
態で、該エアーフィルタパンクの波付は方向とは直交す
る方向の各端部および各側板のそれぞれの端部を流動性
合成樹脂内に浸漬して該合成樹脂を硬化させる工程を包
含してなり、そのことにより上記目的が達成される。The method of manufacturing an air filter of the present invention is such that the air filter puncture, in which the constituent filter media is corrugated in a predetermined direction, has a side plate constituting an outer frame in contact with each end of the corrugated direction of the air filter puncture. The corrugation of the filter puncture includes a step of immersing each end in a direction perpendicular to the direction and each end of each side plate in a fluid synthetic resin to harden the synthetic resin. The above objectives are achieved.
本発明のエアーフィルタの製造方法は、前記流動性合成
樹脂が独立発泡の低発泡樹脂である。In the air filter manufacturing method of the present invention, the fluid synthetic resin is a closed-cell, low-foaming resin.
本発明のエアーフィルタの製造方法は、前記流動性合成
樹脂は型枠の所定形状の凹部内に収容されており、該型
枠の凹部の底面の角部は面取りされている。In the air filter manufacturing method of the present invention, the flowable synthetic resin is accommodated in a recess of a predetermined shape of a mold, and the bottom corners of the recess of the mold are chamfered.
本発明のエアーフィルタの製造方法は、前記合成樹脂は
型枠の所定形状の凹部内に収容されており、該型枠の凹
部の底面の角部は円弧状になっている。In the air filter manufacturing method of the present invention, the synthetic resin is housed in a predetermined-shaped recess of a mold, and the corner of the bottom of the recess of the mold has an arc shape.
（実施例） 以下に本発明をその実施例について説明する。(Example) The present invention will be described below with reference to its embodiments.
本発明のエアーフィルタは、第１図に示すように、エア
ーフィルタパック１０と、該エアーフィルタパック１０
を内部に収容した外枠２０とを有する。As shown in FIG. 1, the air filter of the present invention includes an air filter pack 10 and an air filter pack 10.
It has an outer frame 20 that accommodates the inside.
エアーフィルタパック１０は、所定方向に波付けされて
おり、従って、その波付は方向とは直交する方向の各端
面ばジクザグ状になっている。The air filter pack 10 is corrugated in a predetermined direction, and each end face in a direction perpendicular to the corrugation has a zigzag shape.
外枠２０は、該エアーフィルタパック１０の波付け方向
の各端部にそれぞれ当接する一対の側板２１および２１
と、各側板２１間に渡って架設された一対の合成樹脂板
２２および２２とを有する。合成樹脂板２２内には、エ
アーフィルタパック１０の波付は方向と直交する方向の
各端部が嵌入しており、この各端部と合成樹脂板２２は
気密状態となっている。各合成樹脂板２２は２例えば低
発泡性の２液温合ウレタン樹脂を硬化させたもの等のよ
うに独立気泡の低発泡体にて構成される。各側板２１は
、プラスチック板、金属板等が使用される。各側板２１
とエアーフィルタパンク１０の波付は方向の各端部との
間には、流動性合成樹脂液を流し込んで該合成樹脂液を
硬化させることにより１両者を気密に固定している。The outer frame 20 includes a pair of side plates 21 and 21 that abut each end of the air filter pack 10 in the corrugation direction.
and a pair of synthetic resin plates 22 and 22 installed across the side plates 21. Each end of the air filter pack 10 in a direction perpendicular to the corrugated direction is fitted into the synthetic resin plate 22, and these ends and the synthetic resin board 22 are in an airtight state. Each synthetic resin plate 22 is made of a closed-cell, low-foam material such as a hardened low-foam two-component hot urethane resin. Each side plate 21 is made of a plastic plate, a metal plate, or the like. Each side plate 21
A fluid synthetic resin liquid is poured between the air filter puncture 10 and each end of the air filter puncture 10 in the corrugated direction, and the synthetic resin liquid is cured to fix the two airtightly.
このような構成のエアーフィルタは３次のように製造さ
れる。第２図に示すように、所定の型枠３０内に２例え
ば、２液温合ウレタン樹脂等の独立気泡の低発泡性の流
動性樹脂を収容しておく。型枠３０は、形成される外枠
の合成樹脂板２２の大きさに対応した凹部３１を有し、
該凹部３１内に流動性樹脂が収容されている。各側板２
１にてエアーフィルタパック１０を挟持した状態で、型
枠３０内の流動性樹脂内に、各側板２１の一方の端部お
よびエアーフィルタパック１０の波付は方向とは直交す
る方向の一方の端部を浸漬させる。このとき、各側板２
１の各側面は、型枠３０の凹部３１内側面に当接してい
る。The air filter having such a configuration is manufactured in a tertiary manner. As shown in FIG. 2, a closed-cell, low-foaming fluid resin, such as a two-component hot urethane resin, is housed in a predetermined mold 30. As shown in FIG. The formwork 30 has a recess 31 corresponding to the size of the synthetic resin plate 22 of the outer frame to be formed,
A fluid resin is accommodated in the recess 31 . Each side plate 2
1 sandwiching the air filter pack 10, one end of each side plate 21 and one end of the corrugation of the air filter pack 10 in a direction perpendicular to the flowable resin in the formwork 30. Dip the ends. At this time, each side plate 2
Each side surface of 1 is in contact with the inner surface of the recess 31 of the formwork 30.
このような状態で、流動性樹脂を硬化させる。In this state, the fluid resin is cured.
樹脂が硬化すると、該硬化樹脂が型枠３０から外され、
型枠３０の凹部３１内に、新たに、２液温合ウレタン樹
脂等の流動性樹脂を収容し、各側板２１の他方の端部お
よびエアーフィルタパック１０の波付は方向とは直交す
る方向の他方の端部を、該流動性樹脂に浸漬して硬化さ
せる。そして、硬化した樹脂を型枠３０から取り外す。When the resin is cured, the cured resin is removed from the mold 30,
A fluid resin such as a two-component heated urethane resin is newly accommodated in the recess 31 of the formwork 30, and the corrugation of the other end of each side plate 21 and the air filter pack 10 is perpendicular to the direction. The other end of the resin is immersed in the fluid resin and cured. Then, the cured resin is removed from the formwork 30.
これにより、エアーフィルタパック１０の波付は方向と
は直交する方向の各端部がそれぞれ嵌入されてその各端
部とは気密状態で一体となった合成樹脂Ｆｉ２２および
２２が、各側板２１間に挟まれた状態でしかも各側板２
１の各端部とは一体となって形成される。そして各側板
２１とエアーフィルタパック１０の波付は方向の各端部
との間に流動性樹脂を流し込んで硬化させることにより
両者を固定すると共に両者の間を気密にシールする。こ
れにより１本発明のエアーフィルタが得られる。As a result, each end of the corrugated air filter pack 10 in a direction perpendicular to the direction is fitted, and the synthetic resins Fi 22 and 22, which are integrated with each end in an airtight state, are inserted between each side plate 21. In addition, each side plate 2
1 are integrally formed. A fluid resin is poured between each side plate 21 and each end of the air filter pack 10 in the corrugated direction and hardened, thereby fixing the two and airtightly sealing the space between the two. As a result, an air filter of the present invention is obtained.
型枠３０の凹部３１における各側板２１の端面が当接す
る底面の各角部は、第３図に示すように１面取りして底
面に対して４５度程度の角度を有するテーパ状に構成し
てもよい。このような型枠３０を用いて外枠２０を形成
すれば合成樹脂板２１の角部は、第４図に示すように１
面取りされたテーバ状になる。Each corner of the bottom surface of the recess 31 of the formwork 30, which the end surface of each side plate 21 comes into contact with, is chamfered and tapered at an angle of about 45 degrees with respect to the bottom surface, as shown in FIG. Good too. If the outer frame 20 is formed using such a formwork 30, the corners of the synthetic resin plate 21 will be shaped like 1 as shown in FIG.
It becomes a beveled tapered shape.
また、型枠３０の凹部３１における底面の各角部を第５
図に示すように円弧状に構成し、各角部に適当な間隙を
あけて突部３２を設けてもよい。各突部３２は凹部３１
内の流動性樹脂内に浸漬される各側板２１を支持する。In addition, each corner of the bottom surface of the recess 31 of the formwork 30 is
As shown in the figure, the protrusion 32 may be formed in an arc shape and provided at each corner with an appropriate gap. Each protrusion 32 is a recess 31
Each side plate 21 is immersed in a flowable resin inside.
このような型枠３０を用いて外枠２０を形成すれば、外
枠２０における合成樹脂板２１の角部は第６図に示すよ
うに１円弧状になり、該円弧状部分に適当な間隙をあけ
て、上記突部３２の嵌合により形成された凹部２１ａが
形成される。If the outer frame 20 is formed using such a formwork 30, the corner of the synthetic resin plate 21 in the outer frame 20 will have an arc shape as shown in FIG. A recess 21a formed by fitting the protrusion 32 is formed by opening the recess 21a.
第３図および第５図に示す方法によれば、各側板２１の
各端部外側面における流動性樹脂内に浸漬される部分が
減少し、各側板２１に付着する樹脂量が減少する。その
結果、各側板２１に付着した樹脂や゛ばり′”を取り抜
く仕上げ作業が著しく軽減される。According to the method shown in FIGS. 3 and 5, the portion of the outer surface of each end of each side plate 21 immersed in the fluid resin is reduced, and the amount of resin adhering to each side plate 21 is reduced. As a result, the finishing work required to remove resin and burrs attached to each side plate 21 is significantly reduced.
第４図および第６図に示すように９合成樹脂板の各角部
が面取りされた形状、あるいは円弧状になっていれば、
該エアーフィルタを電気掃除機等の機器の所定位置へ容
易にすることができ２作業性が向上する。しかも、外枠
２１が変形しにくく機器の所定位置と外枠２１との気密
性が向上する。If each corner of the 9 synthetic resin plate has a chamfered shape or an arc shape as shown in FIGS. 4 and 6,
The air filter can be easily placed in a predetermined position in a device such as a vacuum cleaner, thereby improving work efficiency. Moreover, the outer frame 21 is less likely to deform, and the airtightness between the outer frame 21 and a predetermined position of the device is improved.
（発明の効果）
本発明のエアーフィルタは、このように、エアーフィル
タパックの波付は方向と直交する方向の各端部にそれぞ
れ嵌入した合成樹脂板が外枠の一部を構成しているため
、軽量であり、しかもシール性に優れている。(Effects of the Invention) As described above, in the air filter of the present invention, the synthetic resin plates fitted into each end in the direction orthogonal to the corrugated direction of the air filter pack constitute a part of the outer frame. Therefore, it is lightweight and has excellent sealing properties.
また１本発明のエアーフィルタの製造方法は。Another method of manufacturing an air filter of the present invention is as follows.
エアーフィルタパックの波付は方向と直交する各端部の
合成樹脂板を、外枠を構成する各側板のそれぞれの端部
を流動性樹脂内に浸漬して、該流動性樹脂を硬化させる
ことにより形成しているために１作業効率が著しく向上
し、生産性の向上が図れる。The corrugation of the air filter pack is made by immersing the synthetic resin plates at each end perpendicular to the direction, and each end of each side plate making up the outer frame into a fluid resin, and then hardening the fluid resin. Since it is formed by the above-mentioned method, the efficiency of one operation is significantly improved, and productivity can be improved.
４、 ゛ の な舌゛日
第１図は本発明のエアーフィルタの斜視図、第２図はそ
の製造方法の１工程の斜視図、第３図はその方法に使用
される型枠の他の例を示す断面図。Figure 1 is a perspective view of the air filter of the present invention, Figure 2 is a perspective view of one step in the manufacturing method, and Figure 3 is a perspective view of another formwork used in the method. A sectional view showing an example.
第４図はその型枠により製造されたエアーフィルタの要
部斜視図、第５図は本発明方法に使用される型枠のさら
に他の例を示す断面図、第６図はその型枠にて製造され
たエアーフィルタの要部斜視図である。FIG. 4 is a perspective view of essential parts of an air filter manufactured using the mold, FIG. 5 is a sectional view showing still another example of the mold used in the method of the present invention, and FIG. FIG. 2 is a perspective view of essential parts of an air filter manufactured by
１０・・・エアーフィルタパック、２０・・・外枠、２
１・・・側板、２２・・・合成樹脂板、３０・・・型枠
、３１・・・凹部。10... Air filter pack, 20... Outer frame, 2
DESCRIPTION OF SYMBOLS 1... Side plate, 22... Synthetic resin board, 30... Formwork, 31... Recessed part.
以上that's all
Claims (1)
パックと、 該エアーフィルタパックの波付け方向と直交する方向の
各端部がそれぞれ嵌入されて各端部とは気密状態になっ
た一対の合成樹脂板、および該エアーフィルタパックの
波付け方向の各端部に気密に当接した一対の側板を有す
る外枠と、 を具備するエアーフィルタ。 ２、前記外枠の合成樹脂板が独立気泡の低発泡体で構成
されている請求項１に記載のエアーフィルタ。 ３、前記外枠の合成樹脂板は角部が面取りされている請
求項１に記載のエアーフィルタ。 ４、前記外枠の合成樹脂板は角部が円弧状になっている
請求項１に記載のエアーフィルタ。 ５、構成ろ材が所定方向に波付けされたエアーフィルタ
パックの波付け方向の各端部に外枠を構成する側板をそ
れぞれ当接させた状態で、該エアーフィルタパックの波
付け方向とは直交する方向の各端部および各側板のそれ
ぞれの端部を流動性合成樹脂内に浸漬して該合成樹脂を
硬化させる工程を包含するエアーフィルタの製造方法。 ６、前記流動性合成樹脂が独立発泡の低発泡樹脂である
請求項５に記載のエアーフィルタの製造方法。 ７、前記流動性合成樹脂は型枠の所定形状の凹部内に収
容されており、該型枠の凹部の底面の角部は面取りされ
ている請求項５に記載のエアーフィルタの製造方法。 ８、前記流動性合成樹脂は型枠の所定形状の凹部内に収
容されており、該型枠の凹部の底面の角部は円弧状にな
っている請求項５に記載のエアーフィルタの製造方法。[Claims] 1. An air filter pack in which a filter medium is corrugated in a predetermined direction, and each end of the air filter pack in a direction perpendicular to the corrugation direction is fitted into the air filter pack so that each end is airtight. 1. An air filter comprising: a pair of synthetic resin plates in a state of the air filter; and an outer frame having a pair of side plates airtightly abutting each end of the air filter pack in the corrugation direction. 2. The air filter according to claim 1, wherein the synthetic resin plate of the outer frame is made of a closed-cell, low-foam material. 3. The air filter according to claim 1, wherein the synthetic resin plate of the outer frame has chamfered corners. 4. The air filter according to claim 1, wherein the synthetic resin plate of the outer frame has arcuate corners. 5. With the side plates constituting the outer frame in contact with each end in the corrugation direction of the air filter pack in which the filter media is corrugated in a predetermined direction, the air filter pack is perpendicular to the corrugation direction of the air filter pack. 1. A method for manufacturing an air filter, the method comprising the step of immersing each end in a direction in which the air filter is formed and each end of each side plate in a flowable synthetic resin to harden the synthetic resin. 6. The method for manufacturing an air filter according to claim 5, wherein the fluid synthetic resin is a closed-cell, low-foaming resin. 7. The method of manufacturing an air filter according to claim 5, wherein the fluid synthetic resin is accommodated in a recess of a predetermined shape of a mold, and the bottom corner of the recess of the mold is chamfered. 8. The method for manufacturing an air filter according to claim 5, wherein the fluid synthetic resin is accommodated in a recess of a predetermined shape of a mold, and the bottom corner of the recess of the mold has an arc shape. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63183957A JP2738839B2 (en) | 1988-07-22 | 1988-07-22 | Manufacturing method of air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63183957A JP2738839B2 (en) | 1988-07-22 | 1988-07-22 | Manufacturing method of air filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0235908A true JPH0235908A (en) | 1990-02-06 |
| JP2738839B2 JP2738839B2 (en) | 1998-04-08 |
Family
ID=16144778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63183957A Expired - Lifetime JP2738839B2 (en) | 1988-07-22 | 1988-07-22 | Manufacturing method of air filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2738839B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5506279A (en) * | 1993-10-13 | 1996-04-09 | Minnesota Mining And Manufacturing Company | Acrylamido functional disubstituted acetyl aryl ketone photoinitiators |
| JP2002306909A (en) * | 2001-04-11 | 2002-10-22 | Tokyo Roki Co Ltd | Filter element structure |
| JP2004283756A (en) * | 2003-03-24 | 2004-10-14 | Japan Vilene Co Ltd | Unit-replaceable filtration apparatus |
| JP2007083178A (en) * | 2005-09-22 | 2007-04-05 | Japan Vilene Co Ltd | Method for producing filter element and production apparatus to be used for the same |
| CN103796729A (en) * | 2011-09-06 | 2014-05-14 | 日本无机株式会社 | Air filter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57107214A (en) * | 1980-12-24 | 1982-07-03 | Nitta Kk | Filter and manufacture of filter |
| JPS5839420U (en) * | 1981-09-10 | 1983-03-15 | 松下電器産業株式会社 | Air conditioner filter mounting device |
| JPS59102124U (en) * | 1982-12-27 | 1984-07-10 | 株式会社土屋製作所 | Chrysanthemum-shaped thin film filter element |
| JPS60155925U (en) * | 1984-03-28 | 1985-10-17 | 株式会社 土屋製作所 | square filter element |
| JPS6320927U (en) * | 1986-07-21 | 1988-02-12 | ||
| JPS6373129U (en) * | 1986-10-30 | 1988-05-16 |
-
1988
- 1988-07-22 JP JP63183957A patent/JP2738839B2/en not_active Expired - Lifetime
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57107214A (en) * | 1980-12-24 | 1982-07-03 | Nitta Kk | Filter and manufacture of filter |
| JPS5839420U (en) * | 1981-09-10 | 1983-03-15 | 松下電器産業株式会社 | Air conditioner filter mounting device |
| JPS59102124U (en) * | 1982-12-27 | 1984-07-10 | 株式会社土屋製作所 | Chrysanthemum-shaped thin film filter element |
| JPS60155925U (en) * | 1984-03-28 | 1985-10-17 | 株式会社 土屋製作所 | square filter element |
| JPS6320927U (en) * | 1986-07-21 | 1988-02-12 | ||
| JPS6373129U (en) * | 1986-10-30 | 1988-05-16 |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5506279A (en) * | 1993-10-13 | 1996-04-09 | Minnesota Mining And Manufacturing Company | Acrylamido functional disubstituted acetyl aryl ketone photoinitiators |
| JP2002306909A (en) * | 2001-04-11 | 2002-10-22 | Tokyo Roki Co Ltd | Filter element structure |
| JP4664519B2 (en) * | 2001-04-11 | 2011-04-06 | 東京濾器株式会社 | Filter element structure |
| JP2004283756A (en) * | 2003-03-24 | 2004-10-14 | Japan Vilene Co Ltd | Unit-replaceable filtration apparatus |
| JP2007083178A (en) * | 2005-09-22 | 2007-04-05 | Japan Vilene Co Ltd | Method for producing filter element and production apparatus to be used for the same |
| JP4644083B2 (en) * | 2005-09-22 | 2011-03-02 | 日本バイリーン株式会社 | Manufacturing method of filter element and manufacturing apparatus used for the method |
| CN103796729A (en) * | 2011-09-06 | 2014-05-14 | 日本无机株式会社 | Air filter |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2738839B2 (en) | 1998-04-08 |
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