JPS61122523U - - Google Patents

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Publication number
JPS61122523U
JPS61122523U JP506085U JP506085U JPS61122523U JP S61122523 U JPS61122523 U JP S61122523U JP 506085 U JP506085 U JP 506085U JP 506085 U JP506085 U JP 506085U JP S61122523 U JPS61122523 U JP S61122523U
Authority
JP
Japan
Prior art keywords
intake air
combustion engine
internal combustion
flow path
flow rate
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
JP506085U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP506085U priority Critical patent/JPS61122523U/ja
Publication of JPS61122523U publication Critical patent/JPS61122523U/ja
Pending legal-status Critical Current

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Description

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

第１図は本考案の一実施例を示す概略構成図で
あり、第２図は従来例を示す断面図である。 １１…吸気管、１２…流路画成部材、１３…分
流路、１３ａ…分流路出口、１５，１６…熱線、
１８…一方向弁。 FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention, and FIG. 2 is a sectional view showing a conventional example. DESCRIPTION OF SYMBOLS 11... Intake pipe, 12... Channel defining member, 13... Branch channel, 13a... Branch channel outlet, 15, 16... Heat wire,
18...One-way valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内燃機関の吸気管内に吸入空気の分流路を画成
する流路画成部材と、分流路内に設けられその抵
抗値が温度依存性を有する熱線と、を備えた内燃
機関の吸入空気流量計測装置において、前記分流
路に吸入空気の下流方向への流れのみを許容する
一方向弁を設けたことを特徴とする内燃機関の吸
入空気流量計測装置。 Measurement of intake air flow rate of an internal combustion engine, comprising a flow path defining member that defines a branch flow path for intake air in an intake pipe of the internal combustion engine, and a hot wire provided in the split flow path and whose resistance value is temperature dependent. An intake air flow rate measuring device for an internal combustion engine, characterized in that a one-way valve that allows intake air to flow only in a downstream direction is provided in the branch passage.
JP506085U 1985-01-17 1985-01-17 Pending JPS61122523U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP506085U JPS61122523U (en) 1985-01-17 1985-01-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP506085U JPS61122523U (en) 1985-01-17 1985-01-17

Publications (1)

Publication Number Publication Date
JPS61122523U true JPS61122523U (en) 1986-08-01

Family

ID=30481228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP506085U Pending JPS61122523U (en) 1985-01-17 1985-01-17

Country Status (1)

Country Link
JP (1) JPS61122523U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988010411A1 (en) * 1987-06-17 1988-12-29 Hitachi, Ltd. Hot wire type air flow meter
EP0313089A2 (en) * 1987-10-23 1989-04-26 Hitachi, Ltd. Hot wire type of air flow meter and internal combustion engine using the same
JPH02153237A (en) * 1987-06-17 1990-06-12 Hitachi Ltd Hot-wire type air flowmeter and internal combustion engine using same
JPH03252529A (en) * 1990-03-02 1991-11-11 Hitachi Ltd Hot wire type air flowmeter and internal combustion engine equipped with the same
JP2635143B2 (en) * 1987-06-17 1997-07-30 株式会社日立製作所 Air flow meter

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988010411A1 (en) * 1987-06-17 1988-12-29 Hitachi, Ltd. Hot wire type air flow meter
JPH02153237A (en) * 1987-06-17 1990-06-12 Hitachi Ltd Hot-wire type air flowmeter and internal combustion engine using same
JP2635143B2 (en) * 1987-06-17 1997-07-30 株式会社日立製作所 Air flow meter
EP0313089A2 (en) * 1987-10-23 1989-04-26 Hitachi, Ltd. Hot wire type of air flow meter and internal combustion engine using the same
EP0313089A3 (en) * 1987-10-23 1990-08-29 Hitachi, Ltd. Hot wire type of air flow meter and internal combustion engine using the same
JPH03252529A (en) * 1990-03-02 1991-11-11 Hitachi Ltd Hot wire type air flowmeter and internal combustion engine equipped with the same

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