JPS62293031A - Ceiling mounting type air conditioner - Google Patents
Ceiling mounting type air conditionerInfo
- Publication number
- JPS62293031A JPS62293031A JP61136754A JP13675486A JPS62293031A JP S62293031 A JPS62293031 A JP S62293031A JP 61136754 A JP61136754 A JP 61136754A JP 13675486 A JP13675486 A JP 13675486A JP S62293031 A JPS62293031 A JP S62293031A
- Authority
- JP
- Japan
- Prior art keywords
- indoor air
- indoor
- air
- heat exchanger
- exhaust
- 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
- 238000007689 inspection Methods 0.000 claims abstract description 43
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 238000011084 recovery Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000002918 waste heat Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 235000007516 Chrysanthemum Nutrition 0.000 description 1
- 244000189548 Chrysanthemum x morifolium Species 0.000 description 1
- 241000272201 Columbiformes Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
λ 発明の詳細な説明
〔産業上の利用分野〕
この発明は室内の冷暖房、換気および排熱回収の３つの
機能を有する天井取付形窒気調和装置に関する。Detailed Description of the Invention [lambda] Detailed Description of the Invention [Field of Industrial Application] The present invention relates to a ceiling-mounted nitrogen conditioner having three functions: indoor heating and cooling, ventilation, and exhaust heat recovery.
第５図ないし第９図は従来の熱交換形換気装健内蔵の天
井取付形空気調和装置を示し１図においてｆｉ＋は本体
ケーシン夛囚の一側面に設けた室内空気吸込口、（２）
は内装の加熱、冷却用熱交換器１（３）は室内への給気
送風機・（４）は室内空気吹出口・（５）は室内空気用
フィルター、（６）は本体ケーシング囚の中央部に設け
た排熱回収用熱交換器、（７）は上記給気送Ｋ Ｖｋ
ｉ３＋の反対側に設けた排気送風機、（８）に本体ケー
シング囚の反対側の他側面に設けた室外排気吹出白書（
９）はこれに並設された外気吸込口。Figures 5 to 9 show a conventional ceiling-mounted air conditioner with built-in heat exchange type ventilation system. In Figure 1, fi+ is an indoor air intake port provided on one side of the main body casing;
Heat exchanger 1 for heating and cooling the interior (3) is the indoor air supply blower, (4) is the indoor air outlet, (5) is the indoor air filter, and (6) is the center part of the main body casing. The heat exchanger for exhaust heat recovery installed in (7) is the above-mentioned air supply K Vk
Exhaust blower installed on the opposite side of i3+, outdoor exhaust blower installed on the other side opposite to the main body casing (8)
9) is an outside air intake port installed in parallel with this.
αＱはその入口に設けた外気用フィルター、αＵｔ上記
排熱回収用熱交換器（６）の点検蓋、ａ′２は上記室内
空気用フィルター（５）および外気用フィルターａ〔の
点検蓋、（Ｉ３は上記各送風機（３１（７１の点検蓋、
α４Ｊは上記加熱冷却用熱交換器（２）の点検蓋である
。αQ is the outside air filter installed at its inlet; αUt is the inspection lid of the exhaust heat recovery heat exchanger (6); a′2 is the inspection lid of the indoor air filter (5) and outside air filter a; I3 is each of the above blowers (31 (71 inspection lid,
α4J is an inspection lid of the heating/cooling heat exchanger (2).
上記構成においてその運転に際しては、室内排気流（イ
）は第１図および第８図に示すように天井面（Ｂｌに設
けた室内吸込グリルα９から吸込まれて、室内空気吸込
ダクトａｒｖｔ通り室内空気吸込口（１）から本体ケー
シング回内に吸込まれて室内空気用フィルター（５）で
清浄化されて排熱回収用熱交換器（６）ヲ通って排気送
風機（７）により室外排気吹出口（８）、排気ダクトα
つ、室外吹出グリルαｌ’に通って室外へ排出される。When the above configuration is operated, the indoor exhaust flow (a) is sucked in from the indoor suction grill α9 provided on the ceiling surface (Bl) as shown in FIGS. The air is sucked into the main body casing through the suction port (1), purified by the indoor air filter (5), passed through the exhaust heat recovery heat exchanger (6), and then sent to the outdoor exhaust outlet ( 8), Exhaust duct α
The air then passes through the outdoor blow-off grill αl' and is discharged outdoors.
一方室外からの給気流（ロ）は外壁α→に設けた室外吸
込グリル−。外気吸込ダク）Ｃ７ｌ）ｔ−通って外気吸
込口（９）から本体ケーシング回内へ吸込まれて、外気
用フィルター＋ＩＧで清浄化された後、排熱回収用熱交
換器（６１により排気流ヒ）との間で熱交換された後、
給気送風機（３）により加熱冷却用熱交換器（２）に送
られ、ここで加熱、冷却されて室内空気吹出口（４１、
室内給気ダク）Ｕを通って室内吹出グリル（至）から室
内へ吹き出されるようになっている。On the other hand, the air supply from outside (b) is through the outdoor suction grill installed on the outer wall α→. After passing through the outside air suction duct (C7l) t- and being sucked into the main body casing suction from the outside air suction port (9) and being purified by the outside air filter + IG, the exhaust flow is passed through the exhaust heat recovery heat exchanger (61). ) after heat exchange between
The supply air blower (3) sends the air to the heating/cooling heat exchanger (2), where it is heated and cooled and then sent to the indoor air outlet (41,
The air is blown into the room through the indoor air supply duct (U) and from the indoor air outlet grill (to).
従来の空気調和装置は以上のように構成されているので
１本体ケーシング回内の備品の点検、清掃を行うために
は第９図に示すように天井面に多くの点検口２４ ｆｉ
＠ ＠を設けなければならず・ しかも被点検個所が
分散されているためその各々を各個別に点検する必要が
あり、メンテナンス性が悪くまた天井面の外観も多くの
点検蓋によって損われるといり問題点があった。Since the conventional air conditioner is constructed as described above, in order to inspect and clean the equipment inside the casing of the main body, there are many inspection holes 24 fi on the ceiling surface as shown in Fig. 9.
＠ ＠ must be provided. Furthermore, since the inspection points are dispersed, each inspection must be carried out individually, making maintenance difficult and the appearance of the ceiling surface being spoiled by the large number of inspection covers. There was a problem.
この発明は上記の問題点を解消するよう・天井面に設け
られる点検口と本体ケーシングの底壁に設けられる室内
空気吸込口および内部点検窓との相互の位置関係および
これらに対する内装各備品の配置位置関係を特定の関係
に規制しているものである。This invention aims to solve the above-mentioned problems. - Mutual positional relationship between the inspection port provided on the ceiling surface and the indoor air intake port and internal inspection window provided on the bottom wall of the main body casing, and the arrangement of each interior fixture with respect to these. It regulates the positional relationship to a specific relationship.
この発明の場合は本体ケーシング囚の底壁に。 In the case of this invention, the bottom wall of the main body casing.
天井面（Ｂｌに設けた点検口（４６ａ）の直上に位置す
るように当該本体ケーシングの中央部の室内空気吸込チ
ャンバーに３に連通する室内空気吸込口Ｉ３ｎ’を開設
すると共に、その横に内部点検窓（４５ａ） ’に設け
。An indoor air suction port I3n' communicating with 3 is opened in the indoor air suction chamber in the center of the main body casing so as to be located directly above the inspection port (46a) provided on the ceiling surface (Bl), and an internal air suction port I3n' is opened next to it. Installed in the inspection window (45a)'.
内装備品の各々はこれらの２個所を利用することにより
その清掃０点検が可能なるようにそれぞれの配設位置関
係を規制している。The arrangement positions of each of the interior fixtures are regulated so that zero cleaning and inspection can be performed by using these two locations.
この発明の場合は内装各備品の清掃０点検が。 In the case of this invention, there is zero cleaning and inspection of each interior fixture.
天井面に設けた単一の点検口の直上に位置するように本
体ケーシングの底壁に設けた室内空気吸込口と、その横
に設けた内部点検窓から行われるように、各内装備品を
特定の配置位置関係にしているので・メンテナンス性が
大巾に向上されると共に、天井面の外観が多くの点検蓋
によって損われることがない。Each interior fixture is identified through the indoor air intake port located on the bottom wall of the main body casing, located directly above the single inspection port provided on the ceiling, and the internal inspection window provided next to it. Because of the arrangement and positional relationship, maintenance efficiency is greatly improved, and the appearance of the ceiling surface is not spoiled by many inspection lids.
以下この発明の一実施例について説明する。すなわち第
１図および第２図においてＧυは本体ケーシング（８）
の底壁に設けた室内空気吸込口、（２）はこの吸込口の
一側に後記室内空気吸込チャンバー＠ｊ側に向って移動
可能に設けた室内循環空気流ヒ１の加熱、冷却用熱交換
器、Ｃ！３はこの熱交換器で熱交換させた空気を室内に
供給する室内空気循環用送風機、ｅｏＦｉ室内循環空気
吹出口、（至）は上記加熱。An embodiment of this invention will be described below. In other words, in Figures 1 and 2, Gυ is the main casing (8)
The indoor air suction port (2) is provided on one side of this suction port so as to be movable toward the indoor air suction chamber @j side, which will be described later. Exchanger, C! 3 is an indoor air circulation blower that supplies the air heat-exchanged by this heat exchanger indoors, an eoFi indoor circulation air outlet, and (to) the above heating.
冷却用熱交換器（至）の例えば上流側に、上記室内空（
３Ｉ）
気吸込口・…口・ら着脱可能なるように設けた室内循環
空気フィルター、（至）は上記加熱、冷却用熱交換器（
至）の反対側に位置するように、上記室内空気吸込口０
１）に而して設けた室内からの排気と外気との間の熱交
換用の、いわゆる排熱回収用熱交換器。For example, on the upstream side of the cooling heat exchanger (to), the indoor air (
3I) An indoor circulating air filter that is removably installed at the air intake port, ... port, and (to) the heating and cooling heat exchanger (
), so that the indoor air intake port 0 is located on the opposite side of
1) A so-called exhaust heat recovery heat exchanger is provided for heat exchange between indoor exhaust air and outside air.
０ηはこの排熱回収用熱交換器による。鳩交換後の空気
を室外に排出する排気送風機、（至）は室外吹出口。0η is due to this heat exchanger for exhaust heat recovery. The exhaust blower exhausts the air after replacing the pigeons to the outside, and (to) the outdoor air outlet.
（至）は外気吸込口、【１およびＩは上記排熱回収用熱
交換器（Ｑの外気吸込側および室内空気の排気側に設け
た給気フィルターおよび排気フィルター、（４３は外気
を本体ケーシング（４）の中央部（に設けた寮内空気吸
込チャンバー（４３内に補給する拾気送；へ機で。(to) is the outside air inlet, [1 and I are the heat exchangers for exhaust heat recovery (supply air filter and exhaust filter installed on the outside air intake side of Q and the indoor air exhaust side, (43 is the outside air inlet of the main body casing) (4) A machine is used to supply air to the dormitory air suction chamber (43) located in the center of the room.
上記排熱回収用熱交換器００ヲ挟むように上記排気送風
機（９）の反対側に設けられている。（４菊は上記加う
上記室内空気吸込口Ｃυの横に設けた内部点検窓（４５
ａ）の点検蓋、顧ハ上記室内空気吸込口６υの直下に位
置するように、天井面（Ｂｌに設けた点検口（４６ａ）
の点検蓋、（４ηはこの点検蓋＠ｅに設けた室内空気吸
込グリルである。It is provided on the opposite side of the exhaust blower (9) so as to sandwich the exhaust heat recovery heat exchanger 00 therebetween. (The 4th chrysanthemum is the internal inspection window (45
Inspection lid (46a) provided in the ceiling surface (Bl) so that it is located directly under the above-mentioned indoor air intake port 6υ.
inspection lid, (4η is the indoor air intake grill provided on this inspection lid @e.
第３図および第４図は本発明の上記空気温和装ｆｌ天井
に取付けた状態を示す平面図および側面図であり、この
状態で運転されると室内空気吸込グリル０ηから天井裏
へ吸込まれた室内からの排気流（イ）は室内空気吸込口
０υから室内空気吸込チャンバー０３内に吸込まれ、こ
こに吸込まれた排気流ピ）の一部は排気用フィルターθ
０で清浄化された後。Figures 3 and 4 are a plan view and a side view showing the above-mentioned air heating system of the present invention installed on the ceiling, and when operated in this state, air is sucked into the ceiling from the indoor air intake grille 0η. The exhaust flow (a) from the room is sucked into the indoor air suction chamber 03 from the indoor air intake port 0υ, and a part of the exhaust flow (p) sucked in here is passed through the exhaust filter θ.
After being cleaned with 0.
排熱回収用熱交換器（７）を通って排気送風機Ｃ３７１
により室外排気吹出口（至）・排気ダクト（財）を通っ
て外壁（４１に設けた室外吹出グリル（７）から室外へ
排出される。−１友外気の給気流（ロ）は外壁θ１に設
けた室外吸込グリル（５１）から入って、外気吸込ダク
） （５２）ｋＡり外気吸込口Ｇ１から本体ケーシング
（４）内へ吸込まれＩ給気フィルターｑＯで清浄化され
て排熱回収用熱交換器（７）により排気流ビ）との間で
熱交換された後、給気送風機０３により室内空気吸込チ
ャンバー（４３の内部へ吹出される。Exhaust air blower C371 passes through the heat exchanger (7) for exhaust heat recovery
It passes through the outdoor exhaust outlet (to) and the exhaust duct and is discharged outdoors from the outdoor outlet grill (7) installed on the outer wall (41). The outside air enters through the provided outdoor suction grill (51) and is sucked into the main body casing (4) through the outside air suction port (G1) (52) kA, is purified by the I supply air filter qO, and becomes heat for exhaust heat recovery. After the exchanger (7) exchanges heat with the exhaust air flow (B), the air is blown into the interior of the indoor air suction chamber (43) by the supply air blower 03.
一方室内からの排気流（イ）の排出されなかった分およ
び熱交換された給気流（ロ）は、室内循環空気フィルタ
ー（至）を通り加熱、冷却用熱交換器Ｇｚにより加熱、
冷却された後室内空気循環用送風機（至）により室内循
環空気吹出口（ロ）、室内給気ダク） （５３）を経て
天井面（Ｂｌに設けた室内吹出グリル（５４）から室内
循環空気流ｅ→として室内に吹出される。On the other hand, the portion of the exhaust air flow (a) from the room that is not discharged and the heat-exchanged supply air flow (b) pass through the indoor circulation air filter (to) and are heated by a heat exchanger Gz for heating and cooling.
After being cooled, the indoor air circulation blower (to) circulates the indoor air through the indoor circulation air outlet (b), indoor air supply duct (53), and from the indoor air outlet grill (54) installed on the ceiling (Bl). It is blown into the room as e→.
要約すれば室内循環空気フィルター（至）と排気フィル
ターθＵｔ室内空気吸込口ａＩＨ−利用してこの部分か
ら取出し可能に、また排熱回収用熱交換器（至）および
給気フィルター（４１は点検蓋（ハ）を開い次状態で内
部点検窓（４５ａ）から取出し可能に取付けられている
。さらに給気送風機（４３と排気送風機０ηは中間の上
記排熱回収用熱交換器■を取出した状態でそれぞれ点検
され・また室内空気循環用送風機０３は加熱、冷却用熱
交換器（至）を取外さずに室内空気吸込チャンバーＱ３
側に向けて移動させた状態で点検蓋囮を開け、この部分
から点検されるようになっている。In summary, the indoor circulating air filter (to), the exhaust filter θUt, the indoor air intake port aIH- can be taken out from this part, and the heat exchanger for exhaust heat recovery (to) and the air supply filter (41 is the inspection lid). (c) is installed so that it can be taken out from the internal inspection window (45a) when opened.Furthermore, the supply air blower (43) and the exhaust air blower 0η are installed with the above-mentioned exhaust heat recovery heat exchanger (■) in the middle removed. Each was inspected and the indoor air circulation blower 03 was installed in the indoor air suction chamber Q3 without removing the heating and cooling heat exchanger (to).
The inspection lid decoy is opened while it is moved toward the side, and inspections are performed from this part.
この発明の突気調和装置は以上のように構成しているの
で、天井面に設けた点検口の直上に開設し九室内空気吸
込口とその横の内部点検窓を利用して本体ケーシング内
の各備品の点検・修理ができるようにしているのでメン
テナンス性が向上すると共に、天井面に設けられる点検
蓋は一個所ですむので、天井の外観を損うことがないと
いう効果全有するものである。Since the sudden air conditioner of the present invention is constructed as described above, it is opened directly above the inspection port provided on the ceiling surface, and the inside of the main body casing is inspected using the nine indoor air intake ports and the internal inspection window next to them. Since each fixture can be inspected and repaired, maintenance efficiency is improved, and since there is only one inspection cover installed on the ceiling, it has the effect of not damaging the appearance of the ceiling. .
第１図はこの発明の天井取付形空気調和装難の内部構造
を示す平面図８第２図は天井面と装置の内部構造を示す
ように本体ケーシングを破断した側面図・第３図は据付
は状態を示す平面図、′ｆ！ｒ、４図はその側面図、第
５図、第６図、第Ｔ図、第８図および第９図は従来例を
示すもので、第５図は第１図の相当図、第６図は第２図
の相当図、第７図は第３図の相当図、第８図は第４図の
相当図。
第９図は天井面に設けた点検口の配設状態を示す平面図
である。
なお図中Ｃυは室内空気吸込口８Ｃ３３は加熱、冷却用
熱交換器、（至）は室内空気循環用送風機＋（２）は室
内循環空気フィルター、（７）は排熱回収用熱交換器。
＠は排気送風機、 ＩＡＧは給気フィルター、Ｉは排気
フィルター、（ハ）は給気送風機、＠３は室内空気吸込
チヤンバー， （４５ａ）は内部点検窓、 （４６
ａ） は点検口、囚は本体ケーシング、（Ｂ）は天井
面を示すものである。Figure 1 is a plan view showing the internal structure of the ceiling-mounted air conditioner of this invention. Figure 2 is a side view with the main body casing cut away to show the ceiling surface and the internal structure of the device. Figure 3 is the installation. is a plan view showing the state, 'f! r, Figure 4 is a side view thereof, Figures 5, 6, T, 8 and 9 show conventional examples, Figure 5 is a view equivalent to Figure 1, and Figure 6. is a diagram equivalent to FIG. 2, FIG. 7 is a diagram equivalent to FIG. 3, and FIG. 8 is a diagram equivalent to FIG. 4. FIG. 9 is a plan view showing the arrangement of the inspection port provided in the ceiling surface. In the figure, Cυ is the indoor air suction port 8C33, which is a heat exchanger for heating and cooling, (to) is a blower for indoor air circulation, + (2) is an indoor circulating air filter, and (7) is a heat exchanger for exhaust heat recovery. @ is exhaust blower, IAG is supply air filter, I is exhaust filter, (c) is supply air blower, @3 is indoor air intake chamber, (45a) is internal inspection window, (46
(a) shows the inspection port, (B) shows the main casing, and (B) shows the ceiling surface.
Claims (2)
体ケーシングの底壁に設けられ，室内空気吸込グリルに
連通された室内空気吸込口を有する上記本体ケーシング
の中央内部の室内空気吸込チヤンバー，上記吸込口の横
に設けた内部点検窓，この点検窓から出入自在に設けら
れ上記吸込口と点検窓側にそれぞれ排気フイルターと給
気フイルターを着脱自在に設けた排熱回収用熱交換器，
この熱交換器の両側に設けた排気送風機と給気送風機お
よび上記排熱回収用熱交換器と対向するよう上記室内空
気吸込チヤンバーの反対側に設けられ，その正面の着脱
自在な室内循環空気フイルターと移動可能な加熱，冷却
用熱交換器を通して室内空気を循環させる室内空気循環
用送風機を備えたことを特徴とする天井取付形空気調和
装置。(1) An indoor air suction chamber located in the center of the main body casing, which has an indoor air suction port located on the bottom wall of the main body casing and communicated with the indoor air intake grille, located directly above the inspection port opened in the ceiling surface. , an internal inspection window provided next to the above-mentioned suction port, a heat exchanger for exhaust heat recovery that can be freely entered and exited through this inspection window, and has an exhaust filter and a supply air filter removably installed on the above-mentioned suction port and inspection window sides, respectively;
An exhaust air blower and a supply air blower are provided on both sides of this heat exchanger, and a removable indoor circulating air filter is provided on the opposite side of the indoor air intake chamber so as to face the exhaust heat recovery heat exchanger, and is located in front of the indoor air intake chamber. A ceiling-mounted air conditioner characterized by being equipped with an indoor air circulation blower that circulates indoor air through a movable heating and cooling heat exchanger.
収用熱交換器の取出し状態で行うと共に，室内空気循環
用送風機の点検はその正面の室内循環空気フイルターの
取出し後の加熱，冷却用熱交換器の室内空気吸込チヤン
バー側への移動により行うようにした特許請求の範囲第
１項記載の天井取付形空気調和装置。(2) Inspect the exhaust blower and supply air blower with the exhaust heat recovery heat exchanger between them taken out, and inspect the indoor air circulation blower for heating and cooling after removing the indoor circulation air filter in front of it. 2. The ceiling-mounted air conditioner according to claim 1, wherein the air conditioner is operated by moving the heat exchanger toward the indoor air suction chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61136754A JPH0678825B2 (en) | 1986-06-12 | 1986-06-12 | Ceiling-mounted air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61136754A JPH0678825B2 (en) | 1986-06-12 | 1986-06-12 | Ceiling-mounted air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62293031A true JPS62293031A (en) | 1987-12-19 |
| JPH0678825B2 JPH0678825B2 (en) | 1994-10-05 |
Family
ID=15182717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61136754A Expired - Lifetime JPH0678825B2 (en) | 1986-06-12 | 1986-06-12 | Ceiling-mounted air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0678825B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005047779A1 (en) * | 2003-11-17 | 2005-05-26 | Matsushita Electric Industrial Co., Ltd. | Heat exchanging/ventilating system |
| KR100511689B1 (en) * | 2003-02-20 | 2005-09-02 | 주식회사 은성엔지니어링 | Air-conditioner of energy saving type having a function of constant temperature & humidity |
| KR100851500B1 (en) * | 2007-11-21 | 2008-08-08 | 윤명혁 | Air handling unit with an air to air heat exchanger |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60182625U (en) * | 1984-05-15 | 1985-12-04 | 三菱電機株式会社 | Ventilation fan with heat exchanger |
| JPS6127024U (en) * | 1984-07-24 | 1986-02-18 | 松下冷機株式会社 | air conditioner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60118139A (en) * | 1983-11-29 | 1985-06-25 | 株式会社前川製作所 | Detaching method and apparatus of deboning belt cutter |
-
1986
- 1986-06-12 JP JP61136754A patent/JPH0678825B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60182625U (en) * | 1984-05-15 | 1985-12-04 | 三菱電機株式会社 | Ventilation fan with heat exchanger |
| JPS6127024U (en) * | 1984-07-24 | 1986-02-18 | 松下冷機株式会社 | air conditioner |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100511689B1 (en) * | 2003-02-20 | 2005-09-02 | 주식회사 은성엔지니어링 | Air-conditioner of energy saving type having a function of constant temperature & humidity |
| WO2005047779A1 (en) * | 2003-11-17 | 2005-05-26 | Matsushita Electric Industrial Co., Ltd. | Heat exchanging/ventilating system |
| KR100851500B1 (en) * | 2007-11-21 | 2008-08-08 | 윤명혁 | Air handling unit with an air to air heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0678825B2 (en) | 1994-10-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |