JPS5942369U - Check valve for cooling water in engine low temperature durability test equipment - Google Patents

Check valve for cooling water in engine low temperature durability test equipment

Info

Publication number
JPS5942369U
JPS5942369U JP13878982U JP13878982U JPS5942369U JP S5942369 U JPS5942369 U JP S5942369U JP 13878982 U JP13878982 U JP 13878982U JP 13878982 U JP13878982 U JP 13878982U JP S5942369 U JPS5942369 U JP S5942369U
Authority
JP
Japan
Prior art keywords
cooling water
durability test
temperature durability
engine low
valve
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
Application number
JP13878982U
Other languages
Japanese (ja)
Inventor
明 石橋
津田　博康
雅文 井上
Original Assignee
トヨタ自動車株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP13878982U priority Critical patent/JPS5942369U/en
Publication of JPS5942369U publication Critical patent/JPS5942369U/en
Pending legal-status Critical Current

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  • Check Valves (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係わるエンジン低温耐久試験装置の冷
却水用逆流防止弁の一実施例を示す断面図、第２図はエ
ンジン冷却水系の系統図、第３図ないし第５図は弁の作
動状況を示す動作説明図である。 １・・・冷却水用逆流防止弁、６・・・ハウジング、６
ａ・・・冷却水供給口、７・・・案内軸、８・・・弁、
９・・・スプリング。Fig. 1 is a sectional view showing one embodiment of the cooling water check valve of the engine low-temperature durability test device according to the present invention, Fig. 2 is a system diagram of the engine cooling water system, and Figs. 3 to 5 are the valve configurations. It is an operation|movement explanatory diagram which shows the operating condition. 1... Cooling water backflow prevention valve, 6... Housing, 6
a... Cooling water supply port, 7... Guide shaft, 8... Valve,
9...Spring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ハウジング内に固定された案内軸と、該案内軸に移動可
能に保持されかつ冷却水正流時にのみハウジングの冷却
水供給口を開き、冷却水逆流時には該冷却水供給口を閉
じて成る弁とから構成されるエンジン低温耐久試験装置
の冷却水用逆流防止弁において、前記弁を常時開き側に
付勢するスプリングを、弁とハウジングとの間に配設し
たことを特徴とするエンジン低温耐久試験装置の冷却水
用逆流防止弁。A guide shaft fixed in a housing, and a valve movably held on the guide shaft and opening a cooling water supply port of the housing only when cooling water flows forward and closing the cooling water supply port when cooling water flows backward. An engine low-temperature durability test characterized in that a cooling water check valve for an engine low-temperature durability test device comprising: a spring that always biases the valve toward the open side is disposed between the valve and the housing. A backflow prevention valve for the equipment's cooling water.
JP13878982U 1982-09-13 1982-09-13 Check valve for cooling water in engine low temperature durability test equipment Pending JPS5942369U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13878982U JPS5942369U (en) 1982-09-13 1982-09-13 Check valve for cooling water in engine low temperature durability test equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13878982U JPS5942369U (en) 1982-09-13 1982-09-13 Check valve for cooling water in engine low temperature durability test equipment

Publications (1)

Publication Number Publication Date
JPS5942369U true JPS5942369U (en) 1984-03-19

Family

ID=30311293

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13878982U Pending JPS5942369U (en) 1982-09-13 1982-09-13 Check valve for cooling water in engine low temperature durability test equipment

Country Status (1)

Country Link
JP (1) JPS5942369U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01249715A (en) * 1988-03-31 1989-10-05 Moritoshi Kokuni Method for sterilizing chemical agent

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4829416B1 (en) * 1969-08-19 1973-09-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4829416B1 (en) * 1969-08-19 1973-09-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01249715A (en) * 1988-03-31 1989-10-05 Moritoshi Kokuni Method for sterilizing chemical agent

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