JP2004533586A5 - - Google Patents

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Publication number
JP2004533586A5
JP2004533586A5 JP2003507455A JP2003507455A JP2004533586A5 JP 2004533586 A5 JP2004533586 A5 JP 2004533586A5 JP 2003507455 A JP2003507455 A JP 2003507455A JP 2003507455 A JP2003507455 A JP 2003507455A JP 2004533586 A5 JP2004533586 A5 JP 2004533586A5
Authority
JP
Japan
Prior art keywords
valve
flap
respiratory apparatus
valve flap
thickness
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
JP2003507455A
Other languages
English (en)
Other versions
JP2004533586A (ja
Filing date
Publication date
Priority claimed from US09/888,943 external-priority patent/US7849856B2/en
Application filed filed Critical
Publication of JP2004533586A publication Critical patent/JP2004533586A/ja
Publication of JP2004533586A5 publication Critical patent/JP2004533586A5/ja
Pending legal-status Critical Current

Links

Claims (9)

  1. 一方向弁を有する呼吸装置であって、
    一方向弁を受け入れるための少なくとも1つの開口を有するフェースマスクを備え、
    該一方向弁は、
    弁枠に形成された弁開口と、
    該弁枠から延在すると共に少なくとも部分的に弁開口を取り囲む弁座と、
    弁枠に取り付けられた第1の部分と、弁座に接する第1の位置から少なくとも一部が弁座から離間する第2の位置へ移動自在な隣接する第2の部分と、を有する弁フラップと、を備え、
    弁フラップは、該弁フラップと弁座との間の封止を提供するべく弁座の方向に弁フラップのバイアスを生じさせる湾曲を有し、
    弁フラップの第2の部分が第1の位置にあるときに、弁フラップの湾曲は、少なくとも部分的に平坦になる、呼吸装置。
  2. 上記弁座は略平坦である、請求項1記載の呼吸装置。
  3. 上記弁座に対する上記弁フラップのバイアスは、上記一方向弁の任意の向きにおける弁座と弁フラップとの間の封止を提供するのに十分である、請求項1記載の呼吸装置。
  4. 上記弁フラップの厚さは、上記第2の部分よりも上記第1の部分において大きい、請求項1記載の呼吸装置。
  5. 上記弁フラップの厚さは、上記第2の部分よりも上記第1の部分において大きく、
    上記弁フラップの厚さは、第1の部分から第2の部分に向けて徐々にテーパ状をなしている、請求項1記載の呼吸装置。
  6. 上記弁フラップの厚さは、上記第1の部分よりも上記第2の部分において大きい、請求項1記載の呼吸装置。
  7. 上記弁フラップの厚さは、上記第1の部分よりも上記第2の部分において大きく、
    上記弁フラップの厚さは、第2の部分から第1の部分に向けて徐々にテーパ状をなしている、請求項1記載の呼吸装置。
  8. 上記フェースマスクは半面面体呼吸装置である、請求項1記載の呼吸装置。
  9. 上記フェースマスクは、通気性を有するフィルタリング材からなるマスク本体を備え、
    上記開口は、マスク本体に形成されている、請求項1記載の呼吸装置。

JP2003507455A 2001-06-25 2002-04-24 呼吸装置弁 Pending JP2004533586A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/888,943 US7849856B2 (en) 2001-06-25 2001-06-25 Respirator valve
PCT/US2002/013157 WO2003001097A1 (en) 2001-06-25 2002-04-24 Respirator valve

Publications (2)

Publication Number Publication Date
JP2004533586A JP2004533586A (ja) 2004-11-04
JP2004533586A5 true JP2004533586A5 (ja) 2005-12-22

Family

ID=25394216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003507455A Pending JP2004533586A (ja) 2001-06-25 2002-04-24 呼吸装置弁

Country Status (16)

Country Link
US (1) US7849856B2 (ja)
EP (1) EP1402210B1 (ja)
JP (1) JP2004533586A (ja)
KR (1) KR20040012966A (ja)
CN (1) CN100402905C (ja)
AR (1) AR034515A1 (ja)
AT (1) ATE371826T1 (ja)
AU (1) AU2002252726B2 (ja)
BR (1) BR0210441B1 (ja)
CA (1) CA2449252A1 (ja)
DE (1) DE60222129T2 (ja)
ES (1) ES2292748T3 (ja)
HK (1) HK1064428A1 (ja)
MX (1) MXPA03011449A (ja)
TW (1) TW562683B (ja)
WO (1) WO2003001097A1 (ja)

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