JPS5844570U - Check valve protection device - Google Patents

Check valve protection device

Info

Publication number
JPS5844570U
JPS5844570U JP13918081U JP13918081U JPS5844570U JP S5844570 U JPS5844570 U JP S5844570U JP 13918081 U JP13918081 U JP 13918081U JP 13918081 U JP13918081 U JP 13918081U JP S5844570 U JPS5844570 U JP S5844570U
Authority
JP
Japan
Prior art keywords
check valve
protection device
valve protection
valve
bypass
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
JP13918081U
Other languages
Japanese (ja)
Inventor
川上　正久
Original Assignee
ヤンマーディーゼル株式会社
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 ヤンマーディーゼル株式会社 filed Critical ヤンマーディーゼル株式会社
Priority to JP13918081U priority Critical patent/JPS5844570U/en
Publication of JPS5844570U publication Critical patent/JPS5844570U/en
Pending legal-status Critical Current

Links

Landscapes

  • Check Valves (AREA)
  • Safety 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図は従来の装置を示す配管図、第２図は本考案によ
る装置の縦断側面図である。１・・・ギヤポンプ、２・
・・サクションパイプ、５′・・・逆止弁、１０・・・
弁本体、２７．２８・・・バイパス、２９・・・安全弁
。FIG. 1 is a piping diagram showing a conventional device, and FIG. 2 is a longitudinal sectional side view of the device according to the present invention. 1... Gear pump, 2.
...Suction pipe, 5'...Check valve, 10...
Valve body, 27.28... Bypass, 29... Safety valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 容積型ポンプのサクションラインにポンプ側への流通の
みを許す逆止弁を介装し、逆止弁の弁本体内にバイパス
を設け、バイパス内に逆止弁のポンプ側流体圧が一定値
以上で開く安全弁を内蔵したことを特徴とする逆止弁の
保護装置。A check valve that only allows flow to the pump side is installed in the suction line of a positive displacement pump, and a bypass is provided in the valve body of the check valve, and the fluid pressure on the pump side of the check valve is in the bypass above a certain value. A check valve protection device characterized by a built-in safety valve that opens when
JP13918081U 1981-09-18 1981-09-18 Check valve protection device Pending JPS5844570U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13918081U JPS5844570U (en) 1981-09-18 1981-09-18 Check valve protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13918081U JPS5844570U (en) 1981-09-18 1981-09-18 Check valve protection device

Publications (1)

Publication Number Publication Date
JPS5844570U true JPS5844570U (en) 1983-03-25

Family

ID=29932382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13918081U Pending JPS5844570U (en) 1981-09-18 1981-09-18 Check valve protection device

Country Status (1)

Country Link
JP (1) JPS5844570U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975294A (en) * 2010-10-11 2011-02-16 秦先军 Separated fire-proof check valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975294A (en) * 2010-10-11 2011-02-16 秦先军 Separated fire-proof check valve

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