JPH0386813U - - Google Patents
Info
- Publication number
- JPH0386813U JPH0386813U JP14775789U JP14775789U JPH0386813U JP H0386813 U JPH0386813 U JP H0386813U JP 14775789 U JP14775789 U JP 14775789U JP 14775789 U JP14775789 U JP 14775789U JP H0386813 U JPH0386813 U JP H0386813U
- Authority
- JP
- Japan
- Prior art keywords
- detection means
- detecting
- vapor pressure
- refrigerant vapor
- automobile
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 9
- 239000003507 refrigerant Substances 0.000 claims 4
- 238000005057 refrigeration Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Air-Conditioning For Vehicles (AREA)
Description
第１図は本考案の実施例に係る自動車用空気調
和装置の制御回路図、第２図は従来の自動車用空
気調和装置の制御回路図である。
１……エアコンリレー、２……低圧スイツチ（
検出手段）、３……高圧スイツチ、４……マグネ
ツトクラツチ、５……フロストスイツチ、６……
エアコンスイツチ、７……補助低圧スイツチ（補
助検出手段）、８……外気温スイツチ（外気温検
出手段）。
FIG. 1 is a control circuit diagram of an air conditioner for an automobile according to an embodiment of the present invention, and FIG. 2 is a control circuit diagram of a conventional air conditioner for an automobile. 1...Air conditioner relay, 2...Low pressure switch (
Detection means), 3... High pressure switch, 4... Magnetic clutch, 5... Frost switch, 6...
Air conditioner switch, 7...Auxiliary low pressure switch (auxiliary detection means), 8...Outside temperature switch (outside temperature detection means).
Claims (1)
を備え、この検出手段により冷媒蒸気圧力が所定
値以下になつたことが検出された際に、冷凍サイ
クルの作動を禁止するようにした自動車用空気調
和装置において、上記検出手段による検出値より
も低い冷媒蒸気圧力を検出する補助検出手段と、
外気温が所定値以下であることを検出する外気温
検出手段とを上記検出手段に並列に接続して設け
たことを特徴とする自動車用空気調和装置。 An air vehicle for an automobile that includes a detection means for detecting refrigerant vapor pressure in a refrigerant passage, and prohibits operation of a refrigeration cycle when the detection means detects that the refrigerant vapor pressure has fallen below a predetermined value. In the harmonizing device, auxiliary detection means for detecting a refrigerant vapor pressure lower than the value detected by the detection means;
An air conditioner for an automobile, characterized in that an outside temperature detection means for detecting that the outside temperature is below a predetermined value is connected in parallel to the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14775789U JPH0386813U (en) | 1989-12-25 | 1989-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14775789U JPH0386813U (en) | 1989-12-25 | 1989-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0386813U true JPH0386813U (en) | 1991-09-03 |
Family
ID=31694260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14775789U Pending JPH0386813U (en) | 1989-12-25 | 1989-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0386813U (en) |
-
1989
- 1989-12-25 JP JP14775789U patent/JPH0386813U/ja active Pending
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