JPS5831473U - pressure holding valve - Google Patents

pressure holding valve

Info

Publication number
JPS5831473U
JPS5831473U JP12587981U JP12587981U JPS5831473U JP S5831473 U JPS5831473 U JP S5831473U JP 12587981 U JP12587981 U JP 12587981U JP 12587981 U JP12587981 U JP 12587981U JP S5831473 U JPS5831473 U JP S5831473U
Authority
JP
Japan
Prior art keywords
valve body
pressure holding
valve
holding valve
bellows
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
JP12587981U
Other languages
Japanese (ja)
Inventor
若林　成幸
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Isuzu Motors Ltd
Original Assignee
Isuzu Motors Ltd
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 Isuzu Motors Ltd filed Critical Isuzu Motors Ltd
Priority to JP12587981U priority Critical patent/JPS5831473U/en
Publication of JPS5831473U publication Critical patent/JPS5831473U/en
Pending legal-status Critical Current

Links

Landscapes

  • Safety Valves (AREA)
  • Control Of Fluid Pressure (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、内燃機関の燃料噴射ポンプの配管系統図、第
２図は、従来の圧力保持バルブの断面図、第３図は、本
考案の圧力保持バルブの側断面図である。第４図は、内
燃機関の回転数と燃料噴射量との関係を示す図である。 １・・・燃料タンク、２・・・燃料、３・・・燃料ポン
プ、４・・・フィルター、５・・・燃料噴射ポンプ、６
・・・圧力保持バルブ、９・・・バルブ本体、１４・・
・弁体、１５・・・ベローズ、１６・・・スプリング、
１７・・・流出口、１８・・・溝。FIG. 1 is a piping system diagram of a fuel injection pump for an internal combustion engine, FIG. 2 is a sectional view of a conventional pressure holding valve, and FIG. 3 is a side sectional view of the pressure holding valve of the present invention. FIG. 4 is a diagram showing the relationship between the rotational speed of the internal combustion engine and the fuel injection amount. 1... Fuel tank, 2... Fuel, 3... Fuel pump, 4... Filter, 5... Fuel injection pump, 6
...Pressure holding valve, 9...Valve body, 14...
・Valve body, 15... bellows, 16... spring,
17... Outlet, 18... Groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内燃機関の燃料の供給経路にその経路の燃料圧力を保持
するように設けられる圧力保持バルブにおいて、バルブ
本体に設けた穴の内部摺動自在に弁体を設け、この弁体
の背後と前記穴の天井部との間を弾性を有するベローズ
で閉止し、このベローズの内部に前記弁体を押圧するス
プリングを設け、更に前記バルブ本体の側壁に前記弁体
で開閉される流出口を設けたことを特徴とする圧力保持
バルブ。In a pressure holding valve that is installed in a fuel supply path of an internal combustion engine to maintain the fuel pressure in that path, a valve body is provided to be able to slide freely inside a hole provided in the valve body, and the valve body is provided with a valve body that is slidable inside a hole provided in the valve body. and the ceiling of the valve body with an elastic bellows, a spring for pressing the valve body is provided inside the bellows, and an outlet that is opened and closed by the valve body is provided in a side wall of the valve body. A pressure holding valve featuring:
JP12587981U 1981-08-27 1981-08-27 pressure holding valve Pending JPS5831473U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12587981U JPS5831473U (en) 1981-08-27 1981-08-27 pressure holding valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12587981U JPS5831473U (en) 1981-08-27 1981-08-27 pressure holding valve

Publications (1)

Publication Number Publication Date
JPS5831473U true JPS5831473U (en) 1983-03-01

Family

ID=29919693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12587981U Pending JPS5831473U (en) 1981-08-27 1981-08-27 pressure holding valve

Country Status (1)

Country Link
JP (1) JPS5831473U (en)

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