JPS5822455U - Fuel pump discharge pressure pulsation absorber - Google Patents

Fuel pump discharge pressure pulsation absorber

Info

Publication number
JPS5822455U
JPS5822455U JP11705581U JP11705581U JPS5822455U JP S5822455 U JPS5822455 U JP S5822455U JP 11705581 U JP11705581 U JP 11705581U JP 11705581 U JP11705581 U JP 11705581U JP S5822455 U JPS5822455 U JP S5822455U
Authority
JP
Japan
Prior art keywords
fuel pump
discharge pressure
pressure pulsation
pump discharge
pulsation absorber
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
JP11705581U
Other languages
Japanese (ja)
Inventor
重里　英夫
利和 上元
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP11705581U priority Critical patent/JPS5822455U/en
Publication of JPS5822455U publication Critical patent/JPS5822455U/en
Pending legal-status Critical Current

Links

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) [Abstract] 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 drawings]

第１図は従来の燃料ポンプの一部切欠き立面図、第２図
は同じく気体ダンパー装着部の一部切欠き斜視図、第３
図は同じく気体、ターンパーの一部切欠き斜視図、第４
図はこの考案の一部切欠き斜視図である。 １・・・吸入口、２・・・本体、２ａ・・・吐出口部ケ
ース、３・・・吐出口、４・・・気体ダンパー、４ｂ・
・・膨出部、５・・・薄膜、６・・・気体室、７・・・
不活性ガス。Figure 1 is a partially cutaway elevational view of a conventional fuel pump, Figure 2 is a partially cutaway perspective view of the gas damper mounting section, and Figure 3 is a partially cutaway perspective view of a conventional fuel pump.
The figure is also a gas, a partially cutaway perspective view of the turnper, and the fourth
The figure is a partially cutaway perspective view of this invention. DESCRIPTION OF SYMBOLS 1... Suction port, 2... Main body, 2a... Discharge port case, 3... Discharge port, 4... Gas damper, 4b...
...Bulging part, 5... Thin film, 6... Gas chamber, 7...
Inert gas.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 燃料ポンプ内の燃料流路に遊嵌状態で内装される気体ダ
ンパからなり、この気体ダンパが有機材料からなる薄膜
弾性体の膨出部によって形成される気体室を備えるもの
において、前記気体室内に原子番号１８以上の不活性ガ
スを密封してなることを特徴とする燃料ポンプの吐出圧
脈動吸収装置。A gas damper is installed in a fuel flow path in a fuel pump in a loosely fitted manner, and the gas damper includes a gas chamber formed by a bulging portion of a thin film elastic body made of an organic material. A discharge pressure pulsation absorbing device for a fuel pump, characterized in that it is formed by sealing an inert gas with an atomic number of 18 or more.
JP11705581U 1981-08-05 1981-08-05 Fuel pump discharge pressure pulsation absorber Pending JPS5822455U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11705581U JPS5822455U (en) 1981-08-05 1981-08-05 Fuel pump discharge pressure pulsation absorber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11705581U JPS5822455U (en) 1981-08-05 1981-08-05 Fuel pump discharge pressure pulsation absorber

Publications (1)

Publication Number Publication Date
JPS5822455U true JPS5822455U (en) 1983-02-12

Family

ID=29911261

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11705581U Pending JPS5822455U (en) 1981-08-05 1981-08-05 Fuel pump discharge pressure pulsation absorber

Country Status (1)

Country Link
JP (1) JPS5822455U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006521487A (en) * 2003-10-01 2006-09-21 ローベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング Fluid pump, especially fuel high pressure pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006521487A (en) * 2003-10-01 2006-09-21 ローベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング Fluid pump, especially fuel high pressure pump

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