To secure high waterproofness of a harness coupler part of a heater shut valve.SOLUTION: A heater shut valve 28 is fitted to a portion in the middle of a heater cooling water return passage 23B constituting a heater cooling water passage 23, and the heater cooling water return passage 23B communicates a cooling water outlet 25 of a heater core and a heater cooling water return port 26 of an engine body with each other. A bottom part 29a of a surge tank 29 is disposed between the cooling water outlet 25 and the heater cooling water return port 26 in the vehicle vertical direction, and a branch pipe 30 is coupled to an upper part of the surge tank 29. The heater shut valve 28 is disposed adjacent to the bottom part 29a of the surge tank 29.SELECTED DRAWING: Figure 2

    【課題】ヒータシャットバルブのハーネスカプラ部に対して高い防水性を保証する。【解決手段】ヒータ用冷却水通路23を構成するヒータ用冷却水戻し通路23Bの途中にヒータシャットバルブ28が装着され、ヒータ用冷却水戻し通路23Bは、ヒータコアの冷却水出口25及びエンジン本体のヒータ用冷却水戻し口26間を連絡し、サージタンク29は、その底部29aが車両上下方向で冷却水出口25及びヒータ用冷却水戻し口26との間に配置される一方、分岐管30がサージタンク29の上部に連結され、ヒータシャットバルブ28を、サージタンク29の底部29aに近接するように配置する。【選択図】図2


    Access

    Download


    Export, share and cite



    Title :

    HEATER CORE DEVICE FOR ENGINE


    Additional title:

    エンジンのヒータコア装置


    Contributors:

    Publication date :

    2020-12-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F01P Kühlung von Kraft- und Arbeitsmaschinen oder Kraftmaschinen allgemein , COOLING OF MACHINES OR ENGINES IN GENERAL / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF



    Heater Core

    KIM JAE HOON / YE DONG HEE | European Patent Office | 2017

    Free access

    ENGINE HEATER

    SMITH JASON STEVEN | European Patent Office | 2016

    Free access

    HEATER CORE AND METHOD FOR SERVICING A HEATER CORE

    RADEMACHER GREGORY / KREUCHER JASON / HARTMAN HEATHER | European Patent Office | 2020

    Free access

    HEATER CORE AND METHOD FOR SERVICING A HEATER CORE

    RADEMACHER GREGORY / KREUCHER JASON / HARTMAN HEATHER | European Patent Office | 2023

    Free access

    Heater core and method for servicing a heater core

    RADEMACHER GREGORY / KREUCHER JASON / HARTMAN HEATHER | European Patent Office | 2024

    Free access