JPH01172018A - Air cooling device for vehicle - Google Patents
Air cooling device for vehicleInfo
- Publication number
- JPH01172018A JPH01172018A JP33136887A JP33136887A JPH01172018A JP H01172018 A JPH01172018 A JP H01172018A JP 33136887 A JP33136887 A JP 33136887A JP 33136887 A JP33136887 A JP 33136887A JP H01172018 A JPH01172018 A JP H01172018A
- Authority
- JP
- Japan
- Prior art keywords
- vehicle
- air
- duct
- refrigerant
- auxiliary engine
- 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
- 238000001816 cooling Methods 0.000 title claims abstract description 45
- 239000003507 refrigerant Substances 0.000 claims abstract description 47
- 239000011358 absorbing material Substances 0.000 abstract description 3
- 239000011491 glass wool Substances 0.000 abstract description 2
- 238000007710 freezing Methods 0.000 abstract 1
- 230000008014 freezing Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000007664 blowing Methods 0.000 description 8
- 238000005057 refrigeration Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000007689 inspection Methods 0.000 description 6
- 230000002238 attenuated effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00371—Air-conditioning arrangements specially adapted for particular vehicles for vehicles carrying large numbers of passengers, e.g. buses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00007—Combined heating, ventilating, or cooling devices
- B60H1/00207—Combined heating, ventilating, or cooling devices characterised by the position of the HVAC devices with respect to the passenger compartment
- B60H2001/00221—Devices in the floor or side wall area of the passenger compartment
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、車両用冷凍サイクルの冷媒圧縮機を補助エン
ジンで駆動する車両用冷房装置に関し、特に、車外騒音
を低減させるための騒音対策を施した車両用冷房装置に
関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a vehicle cooling system in which a refrigerant compressor of a vehicle refrigeration cycle is driven by an auxiliary engine, and particularly relates to a vehicle cooling system that takes noise countermeasures to reduce noise outside the vehicle. .
［従来の技術］
−８に、バス車両に使用される冷房装置では、冷凍サイ
クルの冷媒圧縮機を補助エンジンで駆動する補助エンジ
ン式冷房装置が多く用いられる。[Prior Art] -8. In the cooling system used in bus vehicles, an auxiliary engine type cooling system in which a refrigerant compressor of a refrigeration cycle is driven by an auxiliary engine is often used.
この冷房装置は、通常、補助エンジンおよび冷凍サイク
ルを構成する各機器を一体に組み付けた冷房ユニットを
バス車両の床面下に搭載し、空調ダクトを介して車室内
に冷風を吹き出すものである。このため、バス車両の車
体側面には、冷凍サイクルの冷媒凝縮器を冷却するため
の外気を取り入れる空気取入口が開口されており、補助
エンジンのエンジン音や、冷媒凝縮器に送風すざた′め
のクーリングファンの送風音などが空気導入口から直接
車外に放散され、騒音問題となる場合がある。This cooling system usually has a cooling unit that is assembled with an auxiliary engine and various components of a refrigeration cycle mounted under the floor of a bus, and blows cold air into the passenger compartment of the bus through an air conditioning duct. For this reason, an air intake port is opened on the side of the bus body to take in outside air to cool the refrigerant condenser of the refrigeration cycle. Air blowing noise from the cooling fan may be radiated directly to the outside of the vehicle through the air inlet, causing a noise problem.
そこで、上述のような車外へ放散される騒音を低減させ
る騒音対策として、実開昭５１−１５２７５１号公報が
開示されている。Therefore, Japanese Utility Model Application Publication No. 51-152751 has been disclosed as a noise countermeasure for reducing the noise emitted to the outside of the vehicle as described above.
上記公報では、第３図に示すように、冷媒凝縮器１００
の前面に開口された空気導入口１０１に、例えば、細長
い平板を前後（第３図左右）に互い違いに並べたガード
板１０２を装着し、エンジン音やクーリングファン１０
３の送風音などが空気導入口１０１より車外に放散され
る際に、ガード板１０２に衝突して車体側へ反射される
ように考案されている。In the above publication, as shown in FIG. 3, a refrigerant condenser 100
For example, a guard plate 102 in which elongated flat plates are arranged alternately in the front and back (left and right in FIG. 3) is attached to the air inlet 101 opened on the front side of the
It is devised so that when the air blowing noise, etc. of No. 3 is dissipated outside the vehicle from the air inlet 101, it collides with the guard plate 102 and is reflected toward the vehicle body.
このようにガード板１０２を設けたことにより、冷房装
置を作動させた場合に発生するエンジン音やクーリング
ファン１０３の送風音などが直接車外に放散されるのを
防止することができ、その結果、車外騒音を低減させる
ものである。By providing the guard plate 102 in this way, it is possible to prevent the engine noise generated when the air conditioner is operated, the air blowing noise of the cooling fan 103, etc. from being directly radiated outside the vehicle, and as a result, This reduces noise outside the vehicle.
［発明が解決しようとする問題点コ
しかるに、上述した公知技術では、エンジン音やクーリ
ングファン１０３の送風音などの騒音源に対して、ガー
ド板１０２による消音効果が低いため、例えば、夜間の
住宅街に駐車して冷房装置を作動させる場合など、環境
によって極力車外騒音を抑える必要のある場合には、車
外騒音の低減に対して大きな効果を得られない問題点を
有していた。[Problems to be Solved by the Invention] However, in the above-mentioned known technology, the guard plate 102 has a low noise reduction effect against noise sources such as engine noise and the air blowing noise of the cooling fan 103. In cases where it is necessary to suppress external noise as much as possible depending on the environment, such as when parking in a city and operating the air conditioner, there is a problem in that it is not possible to obtain a large effect in reducing external noise.
本発明は上記事情に鑑みてなされたもので、その目的は
、車外騒音を大幅に低減させることのできる車両用冷房
装置を提供することにある。The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a vehicle cooling system that can significantly reduce noise outside the vehicle.
［問題点を解決するための手段］
本発明は上記目的を達成するために、補助エンジンで駆
動される冷媒圧縮機、冷媒凝縮器、冷媒蒸発器を少なく
とも包含する冷房装置を有した車両において、前記冷媒
凝縮器を冷却するための冷却風を導入する空気導入口と
、該空気導入口と前記冷媒凝縮器との間に設けられたダ
クトとを具備し、前記空気導入口および前記ダクトを介
して前記冷媒凝縮器に冷却風を送風するようにしたこと
を技術的手段とする。[Means for Solving the Problems] In order to achieve the above object, the present invention provides a vehicle having a cooling device including at least a refrigerant compressor, a refrigerant condenser, and a refrigerant evaporator driven by an auxiliary engine. An air inlet for introducing cooling air for cooling the refrigerant condenser, and a duct provided between the air inlet and the refrigerant condenser, the air inlet and the duct being connected to each other. The technical means is to blow cooling air to the refrigerant condenser.
［作用および発明の効果］
上記構成よりなる本発明は、空気導入口の下流にダクト
を設けたことにより、補助エンジン音や冷媒凝縮器への
送風音などは、ダクト内を伝播して空気導入口より車外
に放散される。このとき、補助エンジン音や送風音など
の騒音がダクトの内壁で反射を繰り返し、音の運動エネ
ルギーが減衰される。その結果、空気導入口より車外に
放散される際の騒音が低減される。[Operations and Effects of the Invention] In the present invention having the above configuration, by providing a duct downstream of the air inlet, auxiliary engine noise and air blowing noise to the refrigerant condenser are propagated within the duct and the air is introduced. Dissipates from the mouth to the outside of the vehicle. At this time, noise such as auxiliary engine sound and air blowing noise is repeatedly reflected on the inner wall of the duct, and the kinetic energy of the sound is attenuated. As a result, the noise emitted from the air inlet to the outside of the vehicle is reduced.
［実施例］
次に、本発明の車両用冷房装置を図面に示す一実施例に
基づき説明する。[Example] Next, a vehicle cooling device of the present invention will be described based on an example shown in the drawings.
第１図はバス車両に搭載した車両用冷房装置の概略構成
図、第２図は空気導入口および空気吸入口の外観斜視図
を示す。FIG. 1 is a schematic configuration diagram of a vehicle cooling system mounted on a bus vehicle, and FIG. 2 is a perspective view of an air inlet and an air intake.
本実施例のバス車両１に使用される冷房装置２は、冷凍
サイクルの冷媒圧縮機３を補助エンジン４で駆動する補
助エンジン式冷房装置２である。The cooling device 2 used in the bus vehicle 1 of this embodiment is an auxiliary engine type cooling device 2 in which a refrigerant compressor 3 of a refrigeration cycle is driven by an auxiliary engine 4.
バス車両１の床面の下には、第１図に示すような、補助
エンジン４と冷凍サイクルを構成する各機器とを一体に
組み付けた冷房ユニット５が搭載されている。Under the floor of the bus vehicle 1, as shown in FIG. 1, a cooling unit 5 is mounted, in which an auxiliary engine 4 and various devices constituting a refrigeration cycle are integrally assembled.
冷凍サイクルは、吸入したガス状冷媒を高温高圧に圧縮
して吐出する冷媒圧縮機３、冷媒圧縮機３から吐出され
た冷媒を、補助エンジン４により駆動されるクーリング
ファン６によって吸引された外気、いわゆる冷却風を受
けて凝縮液化させる冷媒凝縮器７、冷媒凝縮器７から吐
出された冷媒を一時蓄える受液器８、受液器８から供給
された冷媒を低温低圧の霧状冷媒にして吐出する減圧装
置９、その減圧装置９から供給された霧状冷媒と周囲の
空気とを熱交換させ、その空気を冷却させる冷媒蒸発器
１０を備え、冷媒蒸発器１０で熱交換された冷媒が、蒸
発してガス状冷媒となり、再び冷媒圧縮機３に吸入され
る。The refrigeration cycle includes a refrigerant compressor 3 that compresses an inhaled gaseous refrigerant to high temperature and high pressure and discharges the compressed gas. A refrigerant condenser 7 that receives so-called cooling air and condenses and liquefies it, a receiver 8 that temporarily stores the refrigerant discharged from the refrigerant condenser 7, and a refrigerant supplied from the receiver 8 that is discharged as a low-temperature, low-pressure atomized refrigerant. A refrigerant evaporator 10 is provided for exchanging heat between the atomized refrigerant supplied from the decompression device 9 and the surrounding air to cool the air, and the refrigerant heat exchanged in the refrigerant evaporator 10 is It evaporates and becomes a gaseous refrigerant, which is sucked into the refrigerant compressor 3 again.
冷媒蒸発器１０で冷却された空気は、補助エンジン４に
より駆動される送風機１１の作動により、図示しない空
調ダクトを介して車室内に吐出され、車室内が冷房され
る。The air cooled by the refrigerant evaporator 10 is discharged into the vehicle interior through an air conditioning duct (not shown) by the operation of the blower 11 driven by the auxiliary engine 4, thereby cooling the vehicle interior.
冷房ユニット５に組み付けられた冷媒凝縮器７は、バス
車両１の左右どちらか一方の車体側壁に近接して配設さ
れ、その冷媒凝縮器７の前面（第１図上側）には、内壁
にグラスウールやウレタンフオームなどの吸音材（図示
しない）を装着したダクト１２が設けられている。The refrigerant condenser 7 assembled into the cooling unit 5 is disposed close to either the left or right body side wall of the bus vehicle 1, and the front side of the refrigerant condenser 7 (upper side in FIG. 1) is provided with an inner wall. A duct 12 is provided with a sound absorbing material (not shown) such as glass wool or urethane foam.
ダクト１２は、バス車両１の前後方向に伸びて形成され
、その中央部側壁に開口された開口部１３が、図示しな
いシール部材を介して冷媒凝縮器７の熱交換部の前面に
接続されている。また、ダクト１２の両端部は、空気導
入口１４として車体側壁に開口し、２つの空気導入口１
４の間の車体側壁がタクト１２の一壁面として構成され
ている。The duct 12 is formed to extend in the front-rear direction of the bus vehicle 1, and an opening 13 opened in the side wall of the central portion thereof is connected to the front surface of the heat exchange section of the refrigerant condenser 7 via a sealing member (not shown). There is. Further, both ends of the duct 12 are opened in the side wall of the vehicle body as air introduction ports 14, and the two air introduction ports 1
The side wall of the vehicle body between 4 and 4 is configured as one wall surface of the tact 12.
これにより、空気導入口１４よりクーリングファン６に
よって吸引された外気は、ダクト１２内を通過して、ダ
クト１２の開口部１３より冷媒凝縮器７に送風され、冷
媒凝縮器７を冷却する。As a result, the outside air sucked by the cooling fan 6 through the air inlet 14 passes through the duct 12 and is blown to the refrigerant condenser 7 through the opening 13 of the duct 12, thereby cooling the refrigerant condenser 7.
ダクト１２の開口部１３に対向する、ダクト１２の一壁
面として構成される車体側壁には、冷媒凝縮器７の熱交
換部の面積に対応する大きさの空気吸入口１５が設けら
れている。An air intake port 15 having a size corresponding to the area of the heat exchange section of the refrigerant condenser 7 is provided on the side wall of the vehicle body, which is configured as one wall surface of the duct 12 and faces the opening 13 of the duct 12 .
空気吸入口１５には、第２図に示すように、観音開きの
遮音板１６が取り付けられ、車室内の冷房効果よりも車
外騒音の低減を重視する際には、空気吸入口１５を閉じ
ている。遮音板１６の外側には、冷房ユニット点検用の
点検ｉ１７が取り付けられ、空気吸入口１５の開口面積
に対応する開口部１７ａを有している。As shown in FIG. 2, the air inlet 15 is fitted with a sound insulating plate 16 that opens double doors, and the air inlet 15 is closed when the reduction of noise outside the vehicle is more important than the cooling effect inside the vehicle. . An inspection i17 for inspecting the cooling unit is attached to the outside of the sound insulating plate 16, and has an opening 17a corresponding to the opening area of the air intake port 15.
なお、空気導入口１４、空気吸入口１５、および開口部
１７ａにはそれぞれ金網が取り付けられている。Note that wire mesh is attached to each of the air inlet 14, the air suction port 15, and the opening 17a.
また、遮音板１６および点検ｉ１７は、手動操作により
開閉でき、冷房ユニット５の保守、点検を行うことがで
きるようにしである。Further, the sound insulating plate 16 and the inspection i17 can be opened and closed by manual operation, so that maintenance and inspection of the cooling unit 5 can be performed.
上述の冷房装置２は、バス車両１の運転席に設けた図示
しないクーラスイッチによって制御される。クーラスイ
ッチには、例えば、設定された室温に対する温度調節や
補助エンジン４の回転数（単位時間当たりの回転数）な
どを、マイクロコンピュータを内蔵したコントロールア
ンプ（図示しない）によって自動制御するＡＵＴＯ設定
、および補助エンジン４の回転数を低回転（例えば１１
ｌ１００ｐｐに抑える［０設定とが設けられている。The above-mentioned cooling device 2 is controlled by a cooler switch (not shown) provided in the driver's seat of the bus vehicle 1. The cooler switch has, for example, an AUTO setting that automatically controls the temperature adjustment for the set room temperature and the rotation speed (rotation speed per unit time) of the auxiliary engine 4 by a control amplifier (not shown) with a built-in microcomputer. and the rotation speed of the auxiliary engine 4 is low (for example, 11
A setting of 0 is provided to suppress the output to 100pp.
次に、本実施例の作動について説明する。Next, the operation of this embodiment will be explained.
イ）一般走行などで、冷房ユニット５から発生する騒音
の低減より車室内の冷房効果を重視する場合。b) When the effect of cooling the vehicle interior is more important than the reduction of noise generated from the cooling unit 5, such as during general driving.
クーラスイッチをＡＵＴＯに設定するとともに、点検蓋
１７を開いて遮音板１６を開き、この状態で、点検蓋１
７を閉じる。これにより、空気吸入口１５が点検蓋１７
の開口部１７ａを介して開口する。Set the cooler switch to AUTO, open the inspection lid 17 and open the sound insulation plate 16, and in this state, open the inspection lid 1.
Close 7. As a result, the air intake port 15 is connected to the inspection lid 17.
It opens through the opening 17a.
クーリングファン６の作動によって、空気導入口１４と
ともに、空気吸入口１５より直接外気を導入することに
より、空気導入口１４からのみ外気を導入する場合と比
較して、導入される空気量が多くなるため、冷媒凝縮器
７に対する放熱効果が向上し、冷媒蒸発器１０の冷房能
力が向上する。By operating the cooling fan 6, the amount of air introduced is increased by directly introducing outside air from the air intake port 15 as well as the air introduction port 14, compared to the case where outside air is introduced only from the air introduction port 14. Therefore, the heat dissipation effect for the refrigerant condenser 7 is improved, and the cooling capacity of the refrigerant evaporator 10 is improved.
口）市街地走行や客待ちなどで、車外騒音を抑える必要
のある場合。(Example) When it is necessary to suppress external noise, such as when driving around town or waiting for customers.
クーラスイッチをＬＯ段設定して、冷媒圧縮機３を駆動
する補助エンジン４の回転数を抑える。なお、遮音板１
６は開いた状態で使用し、上記イ）の場合と同様、空気
吸入口１５からも直接外気を導入する。The cooler switch is set to the LO stage to suppress the rotational speed of the auxiliary engine 4 that drives the refrigerant compressor 3. In addition, sound insulation board 1
6 is used in an open state, and outside air is introduced directly from the air intake port 15 as in the case of (a) above.
補助エンジン４の回転数が抑えられることにより、騒音
の音源となるエンジン音やクーリングファン６による送
風音が低下し、車外騒音を低減させる。By suppressing the rotational speed of the auxiliary engine 4, the engine sound and the air blowing noise from the cooling fan 6, which are the sources of the noise, are reduced, and the noise outside the vehicle is reduced.
ハ）夜間の住宅街などで駐車して冷房装置２を作動させ
るような、車外騒音を極力抑える必要のある場合。c) When it is necessary to suppress external noise as much as possible, such as when the vehicle is parked in a residential area at night and the air conditioner 2 is activated.
遮音板１６を閉じて空気吸入口１５を閉鎖するとともに
、クーラスイッチを［０設定とする。これにより、補助
エンジン４の回転数が低く抑えられるとともに、空気吸
入口１５が閉鎖されることから、空気導入口１４からの
み外気が導入される。Close the sound insulating plate 16 and close the air intake port 15, and set the cooler switch to [0]. As a result, the rotational speed of the auxiliary engine 4 is kept low and the air intake port 15 is closed, so that outside air is introduced only from the air introduction port 14.
この結果、上記口）の場合と同様に、騒音の音源となる
エンジン音やクーリングファン６による送風音が低下す
るとともに、ダクト１２内を伝播する際に音の運動エネ
ルギーが減衰され、車外騒音を低減させる。As a result, as in the above case, the engine sound and the air blowing noise from the cooling fan 6, which are the sources of the noise, are reduced, and the kinetic energy of the sound is attenuated as it propagates inside the duct 12, reducing the noise outside the vehicle. reduce
上述のように、空気導入口１４の下流にダクト１２を設
けたことにより、ダクト１２内を伝播する音がダクト１
２内で反射する際に、吸音材によって音の運動エネルギ
ーが熱エネルギーに変換され、音の運動エネルギーが減
衰される。その結果、空気導入口１４より車外に放散さ
れる際の騒音を低減することができる。As described above, by providing the duct 12 downstream of the air inlet 14, the sound propagating inside the duct 12 is transmitted through the duct 1.
When reflected within 2, the kinetic energy of the sound is converted into thermal energy by the sound absorbing material, and the kinetic energy of the sound is attenuated. As a result, the noise emitted from the air inlet 14 to the outside of the vehicle can be reduced.
また、冷媒凝縮器７の前面に、観音開きの遮音板１６に
より開閉される空気吸入口１５を設けたことにより、例
えばクーラスイッチをＡＵＴＯに設定してFurthermore, by providing an air intake port 15 on the front side of the refrigerant condenser 7 that is opened and closed by a double-door sound insulating plate 16, the cooler switch can be set to AUTO, for example.
第１図はバス車両に搭載した車両用冷房装置の概略構成
図、第２図は空気導入口および空気吸入口の外観斜視図
、第３図は従来装置の概略図である。FIG. 1 is a schematic configuration diagram of a vehicle cooling system mounted on a bus vehicle, FIG. 2 is an external perspective view of an air inlet and an air intake port, and FIG. 3 is a schematic diagram of a conventional device.
Claims (1)
媒蒸発器を少なくとも包含する冷房装置を有した車両に
おいて、 前記冷媒凝縮器を冷却するための冷却風を導入する空気
導入口と、該空気導入口と前記冷媒凝縮器との間に設け
られたダクトとを具備し、前記空気導入口および前記ダ
クトを介して前記冷媒凝縮器に冷却風を送風するように
したことを特徴とする車両用冷房装置。[Scope of Claims] In a vehicle having a cooling device including at least a refrigerant compressor, a refrigerant condenser, and a refrigerant evaporator driven by an auxiliary engine, there is provided air for introducing cooling air for cooling the refrigerant condenser. The refrigerant condenser includes an inlet and a duct provided between the air inlet and the refrigerant condenser, and blows cooling air to the refrigerant condenser through the air inlet and the duct. A vehicle cooling system featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62331368A JP2513750B2 (en) | 1987-12-25 | 1987-12-25 | Vehicle cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62331368A JP2513750B2 (en) | 1987-12-25 | 1987-12-25 | Vehicle cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01172018A true JPH01172018A (en) | 1989-07-06 |
| JP2513750B2 JP2513750B2 (en) | 1996-07-03 |
Family
ID=18242902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62331368A Expired - Lifetime JP2513750B2 (en) | 1987-12-25 | 1987-12-25 | Vehicle cooling system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2513750B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045029A (en) * | 2003-09-18 | 2004-02-12 | Mitsubishi Electric Corp | Ventilation system |
| WO2006033190A1 (en) * | 2004-09-22 | 2006-03-30 | Valeo Thermal Systems Japan Corporation | Air conditioner for vehicle |
| JP2007253796A (en) * | 2006-03-23 | 2007-10-04 | Toyota Auto Body Co Ltd | Condenser mounting structure of vehicle |
| GB2460146A (en) * | 2008-05-22 | 2009-11-25 | Thermo King Corp | Refrigeration system with duct connected to side wall of trailer |
| JP2014048038A (en) * | 2012-09-04 | 2014-03-17 | Hino Motors Ltd | Heat exchanger |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5020305U (en) * | 1973-06-19 | 1975-03-07 | ||
| JPS62283060A (en) * | 1986-06-02 | 1987-12-08 | 株式会社日立製作所 | Air conditioner for car |
-
1987
- 1987-12-25 JP JP62331368A patent/JP2513750B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5020305U (en) * | 1973-06-19 | 1975-03-07 | ||
| JPS62283060A (en) * | 1986-06-02 | 1987-12-08 | 株式会社日立製作所 | Air conditioner for car |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045029A (en) * | 2003-09-18 | 2004-02-12 | Mitsubishi Electric Corp | Ventilation system |
| WO2006033190A1 (en) * | 2004-09-22 | 2006-03-30 | Valeo Thermal Systems Japan Corporation | Air conditioner for vehicle |
| JP2007253796A (en) * | 2006-03-23 | 2007-10-04 | Toyota Auto Body Co Ltd | Condenser mounting structure of vehicle |
| GB2460146A (en) * | 2008-05-22 | 2009-11-25 | Thermo King Corp | Refrigeration system with duct connected to side wall of trailer |
| US8037704B2 (en) | 2008-05-22 | 2011-10-18 | Thermo King Corporation | Distributed refrigeration system |
| GB2460146B (en) * | 2008-05-22 | 2012-11-14 | Thermo King Corp | Trailer with refrigerated container |
| JP2014048038A (en) * | 2012-09-04 | 2014-03-17 | Hino Motors Ltd | Heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2513750B2 (en) | 1996-07-03 |
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