JPS62120138U - - Google Patents

Description

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

図面はこの考案の一実施例を示すものであり、
第１図は窓を室内側から見た正面図、第２図は換
気板の閉じ状態を示す第１図中―矢視拡大縦
断面図、第３図は換気板開き状態を示す拡大縦断
面図、第４図は第１図中―矢視拡大横断面図
である。 １……窓枠、１０……換気装置、１１……換気
口、１４，１５……シール材（気密受部）、２１
，２２……換気板、３０……連動機構、３１，３
２……アーム、３７……ピン、４０……ガイド。 The drawing shows one embodiment of this invention.
Figure 1 is a front view of the window as seen from the indoor side, Figure 2 is an enlarged vertical cross-sectional view taken from the direction of the arrow in Figure 1, showing the ventilation plate in the closed position, and Figure 3 is an enlarged longitudinal cross-section showing the ventilation plate in the open position. 4 is an enlarged cross-sectional view taken in the direction of the arrows in FIG. 1. 1... Window frame, 10... Ventilation system, 11... Ventilation opening, 14, 15... Sealing material (airtight receiving part), 21
, 22... Ventilation plate, 30... Interlocking mechanism, 31, 3
2...arm, 37...pin, 40...guide.

Claims (1)

【実用新案登録請求の範囲】 (1) (イ) 窓枠に形成された換気口と、 (ロ) 窓枠の室内側および室外側の面にそれぞ
れ設けられ、上記換気口を囲むようにして配置さ
れた一対の気密受部と、 (ハ) 窓枠に回動可能に支持され、気密受部に
対して室外側と室内側からそれぞれ接離される一
対の換気板と、 (ニ) 一対の換気板間に配置され両換気板の開
閉を連動させる連動機構 とを備えたことを特徴とする換気装置。 (2) 上記窓枠は水平部を有し、この水平部に上
記換気口が形成され、上記一対の換気板は閉じた
状態で水平をなす実用新案登録請求の範囲第１項
記載の換気装置。 (3) 上記連動機構は、一端が上記一対の換気板
にそれぞれ回動可能に支持される一対のアームと
、これらアームの他端を回動可能に連結するピン
と、このピンを直線運動のみ可能に案内するガイ
ドとを備えている実用新案登録請求の範囲第１項
記載の換気装置。[Scope of Claim for Utility Model Registration] (1) (a) A ventilation hole formed in a window frame, and (b) A ventilation hole provided on the indoor side and outdoor side of the window frame, respectively, and arranged so as to surround said ventilation hole. (c) a pair of ventilation plates that are rotatably supported on the window frame and are brought into contact with and separated from the airtight reception part from the outdoor side and the indoor side, respectively; and (d) a pair of ventilation plates. A ventilation device characterized by comprising an interlocking mechanism disposed between the ventilation plates to interlock opening and closing of both ventilation plates. (2) The ventilation system according to claim 1, wherein the window frame has a horizontal portion, the ventilation opening is formed in the horizontal portion, and the pair of ventilation plates are horizontal when closed. . (3) The above-mentioned interlocking mechanism includes a pair of arms whose one ends are rotatably supported by the pair of ventilation plates, a pin which rotatably connects the other ends of these arms, and a pin which is capable of only linear movement. The ventilation device according to claim 1 of the utility model registration claim, comprising a guide that guides the user.