JPS626006U

JPS626006U -

Info

Publication number: JPS626006U
Application number: JP9994885U
Authority: JP
Priority date: 1985-06-27
Filing date: 1985-06-27
Publication date: 1987-01-14

Description

[Brief explanation of the drawing]

第１図から第５図はこの考案の一実施例による
通風装置を示す図であり、第１図は正面の透視図
、第２図は要部の側面図、第３図ａ，ｂは詳細を
示す上面図および側面図、第４図はリニヤモータ
の駆動説明図、第５図は制御回路を示す回路図、
第６図は従来の通風装置を示す透視図である。２…室内空気取入ダクト、３…外気取入ダクト
、９…内外気切替用自動扉、１０…ガスセンサ、
１１…駆動用コイル、１２…駆動用レール、３０
…通風ダクト。 Figures 1 to 5 are diagrams showing a ventilation system according to an embodiment of this invention. Figure 1 is a front perspective view, Figure 2 is a side view of the main parts, and Figures 3a and 3b are details. 4 is a drive explanatory diagram of the linear motor, and FIG. 5 is a circuit diagram showing the control circuit.
FIG. 6 is a perspective view showing a conventional ventilation device. 2...Indoor air intake duct, 3...Outside air intake duct, 9...Automatic door for switching between inside and outside air, 10...Gas sensor,
11... Drive coil, 12... Drive rail, 30
...Ventilation duct.

Claims

[Scope of Claim for Utility Model Registration] In a ventilation system for a vehicle having an outside air intake duct with one end open to the outside, an inside air intake duct with one end opened indoors, and a ventilation duct that can be switched and connected to the other ends of these ducts. , a damper that is provided near the confluence of the other ends of the outside air intake duct and the inside air intake duct, and is slid or rotated by a drive device that selects one of the ducts and connects it to the ventilation duct; 1. A ventilation system for a vehicle, comprising a gas sensor that is installed at a suitable location in an outside air intake duct and that detects a foul odor of a certain concentration or higher and issues a signal.