JP2020506734A5

JP2020506734A5 -

Info

Publication number: JP2020506734A5
Application number: JP2019532940A
Authority: JP
Filing date: 2017-12-19
Publication date: 2021-02-12
Anticipated expiration: 2037-12-19

Description

本開示は、その実施形態を参照して説明されているが、実施形態は単なる例示に過ぎず、当業者は、さまざまな修正及び均等な実施形態がそこから導き出され得ることを理解されたい。したがって、本開示の保護の範囲は、以下の特許請求の範囲だけでなく、それらの均等物をも網羅するものと解釈されたい。以下、例示的実施形態について述べる。
［１］
呼吸マスク用フィルタであって、
複数の波形先端部を有し、かつ、第１の谷部パターンが前記複数の波形先端部の各々の間に形成されている、波形フィルタ部材と、
前記波形フィルタ部材の縁部に連結し、かつ、接続部と前記接続部から突出する第１の支持部及び第２の支持部とを含む、可撓性フレームと、を備え、
前記第１の支持部は、屈曲支持部と、前記屈曲支持部から突出し、かつ、前記波形先端部に各々連結された、複数の突出部と、を含み、
前記波形フィルタ部材の両遠位端は、前記第２の支持部に連結されている、フィルタ。
［２］
前記複数の突出部の各々の間に第２の谷部パターンが形成され、
前記第１の谷部パターンの深さは、前記第２の谷部パターンの深さよりも大きい、［１］に記載のフィルタ。
［３］
前記第２の支持部の高さは、前記第１の支持部の前記屈曲支持部の高さと、前記第１の支持部の前記突出部の各々の高さとの合計に等しい、［１］に記載のフィルタ。
［４］
前記屈曲支持部の高さと前記突出部の各々の高さとの比は、１：１〜１：２の範囲である、［１］に記載のフィルタ。
［５］
前記可撓性フレームは、熱可塑性エラストマー（ＴＰＥ）を含む、［１］に記載のフィルタ。
［６］
前記可撓性フレームのショアＡ硬度は、３５〜４５の範囲である、［１］に記載のフィルタ。
［７］
曲率半径は４０ミリメートル（ｍｍ）以上である、［１］に記載のフィルタ。
Although the present disclosure has been described with reference to embodiments thereof, those skilled in the art should appreciate that various modifications and equivalent embodiments may be derived from the embodiments only by way of example. Therefore, the scope of protection of the present disclosure should be construed to cover not only the following claims but also their equivalents. An exemplary embodiment will be described below.
[1]
A filter for breathing masks
A waveform filter member having a plurality of waveform tips and having a first valley pattern formed between each of the plurality of waveform tips.
A flexible frame that is connected to the edge of the corrugated filter member and includes a connecting portion and a first supporting portion and a second supporting portion protruding from the connecting portion is provided.
The first support includes a bend support and a plurality of protrusions protruding from the bend support and each connected to the corrugated tip.
A filter in which both distal ends of the waveform filter member are connected to the second support portion.
[2]
A second valley pattern is formed between each of the plurality of protrusions.
The filter according to [1], wherein the depth of the first valley pattern is larger than the depth of the second valley pattern.
[3]
The height of the second support portion is equal to the sum of the height of the bent support portion of the first support portion and the height of each of the protrusions of the first support portion, [1]. Described filter.
[4]
The filter according to [1], wherein the ratio of the height of the bending support portion to the height of each of the protruding portions is in the range of 1: 1 to 1: 2.
[5]
The filter according to [1], wherein the flexible frame contains a thermoplastic elastomer (TPE).
[6]
The filter according to [1], wherein the shore A hardness of the flexible frame is in the range of 35 to 45.
[7]
The filter according to [1], wherein the radius of curvature is 40 mm (mm) or more.

Claims

A filter for breathing masks
A waveform filter member having a plurality of waveform tips and having a first valley pattern formed between each of the plurality of waveform tips.
A flexible frame that is connected to the edge of the corrugated filter member and includes a connecting portion and a first supporting portion and a second supporting portion protruding from the connecting portion is provided.
The first support includes a bend support and a plurality of protrusions protruding from the bend support and each connected to the corrugated tip.
The distal ends of the waveform filter member is connected to said second support portion,
A second valley pattern is formed between each of the plurality of protrusions.
The depth of the first valley pattern is larger than the depth of the second valley pattern.
filter.