JP4864976B2 - 飛行機用の呼吸マスク及び調整器の改良 - Google Patents
飛行機用の呼吸マスク及び調整器の改良 Download PDFInfo
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- JP4864976B2 JP4864976B2 JP2008535643A JP2008535643A JP4864976B2 JP 4864976 B2 JP4864976 B2 JP 4864976B2 JP 2008535643 A JP2008535643 A JP 2008535643A JP 2008535643 A JP2008535643 A JP 2008535643A JP 4864976 B2 JP4864976 B2 JP 4864976B2
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- 230000006872 improvement Effects 0.000 title description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 86
- 239000001301 oxygen Substances 0.000 claims abstract description 86
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 86
- 239000002775 capsule Substances 0.000 claims abstract description 35
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 22
- 230000001105 regulatory effect Effects 0.000 claims abstract description 20
- 230000000241 respiratory effect Effects 0.000 claims description 50
- 239000003570 air Substances 0.000 claims description 23
- 239000012080 ambient air Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000153 supplemental effect Effects 0.000 claims description 3
- 210000003928 nasal cavity Anatomy 0.000 claims description 2
- 210000001331 nose Anatomy 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
- 230000007423 decrease Effects 0.000 abstract description 6
- 230000007246 mechanism Effects 0.000 description 23
- 238000010790 dilution Methods 0.000 description 7
- 239000012895 dilution Substances 0.000 description 7
- 230000004044 response Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000036284 oxygen consumption Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/14—Respiratory apparatus for high-altitude aircraft
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/02—Valves
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S137/00—Fluid handling
- Y10S137/907—Vacuum-actuated valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S137/00—Fluid handling
- Y10S137/908—Respirator control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/1842—Ambient condition change responsive
- Y10T137/1939—Atmospheric
- Y10T137/2012—Pressure
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- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Description
本願は、2005年10月11日に出願された米国仮特許出願第60/725,816号に基づく出願である。
Claims (11)
- 飛行機のパイロット及び乗員のための酸素マスクの補助呼吸フローチャネル装置であって、前記酸素マスクは、口鼻キャビティを画定する口鼻フェースシール及び酸素供給調整器を有し、前記補助呼吸フローチャネル装置は、
前記酸素マスクの一部分を貫通して設けられたフローチャネル部材内に形成された補助空気流チャネルを有し、前記補助空気流チャネルは、外気に接続されており、前記補助空気流チャネルを通して外気が前記酸素マスクに搬送されるように構成され、
前記フローチャネル部材を通る流れを調整する流れ調整器を有し、
前記流れ調整器は、主ハウジングと、流れ調整器の主ハウジングの中で移動可能な下側アネロイドハウジングを含むアネロイドハウジングアセンブリと、を含み、前記下側アネロイドハウジングは、前記補助空気流チャネルを通る流れを遮断する少なくとも1つの閉鎖位置と、前記補助空気流チャネルを通る流れが可能にされる開放位置との間で動くことができ、前記流れ調整器は、機室内圧力の変化に応答して長さが変化し、前記流れ調整器の主ハウジングの中で前記下側アネロイドハウジングを前記少なくとも1つの閉鎖位置と前記開放位置との間で動かすよう動作するアネロイドカプセルを含み、
前記下側アネロイドハウジングを前記流れ調整器の主ハウジングの中で前記少なくとも1つの閉鎖位置に手動で動かす手段を有する、補助呼吸フローチャネル装置。 - 前記補助空気流チャネルは、前記マスクの前記口鼻フェースシールを貫通して延び、前記酸素供給調整器をバイパスする、請求項1記載の補助呼吸フローチャネル装置。
- 前記流れ調整器の主ハウジングは、
上側開口部、下側出口ポート、及び下側開口部を有する内側チャンバを備え、
前記アネロイドハウジングアセンブリは、壁と、壁に接合された頂部カバープレートと、を含む上側アネロイドハウジングを有し、
前記下側アネロイドハウジングは、主ハウジングの内側チャンバー内に配置され、前記上側アネロイドハウジングと摺動可能に結合され、
前記上側アネロイドハウジングと前記下側アネロイドハウジングとの間に設けられた環状ボール軌道インサートを有し、前記環状ボール軌道インサートは内面を有し、前記内面は、下側ボール軌道及び上側ボール軌道を有し、前記上側アネロイドハウジングの前記壁は、対応の戻り止めボールをそれぞれ受け入れて前記戻り止めボールを保持する複数個のボール孔を有し、
前記上側アネロイドハウジング及び前記下側アネロイドハウジング内に設けられたばねリテーナを有し、前記ばねリテーナは、ベース部分を有し、複数個のばねフィンガが、前記ベース部分に連結された状態でこれから延び、前記ばねフィンガは、前記戻り止めボールと整列すると共にこれに隣接して設けられていて、前記上側アネロイドハウジングを上側位置又は下側位置にそれぞれラッチ止めするよう前記戻り止めボールに圧接してこれらを外方に付勢して前記上側ボール軌道又は前記下側ボール軌道の中に入れる突起を有し、
前記アネロイドカプセルは、前記上側アネロイドハウジング及び前記下側アネロイドハウジング内に収納されており、前記ばねリテーナの前記ベース部分は、前記アネロイドカプセルの底面に連結されていて、前記アネロイドカプセルが高い高度で膨張すると、前記アネロイドカプセルの前記底面が下方に動き、これに対応して前記ばねリテーナの前記ばねフィンガが前記アネロイドカプセルの伸長により下方に押され、前記戻り止めボールに加わる圧力を解除して前記戻り止めボールを前記補助呼吸フローチャネルの前記開放位置で前記ボール軌道インサートの前記下側軌道から解除したり、前記戻りボールが前記補助呼吸フローチャネルの前記閉鎖位置で前記ボール軌道の前記上側軌道まで動いたりすることできるようになっている、請求項1記載の補助呼吸フローチャネル装置。 - 前記主ハウジングは、雄ねじ付きフローチャネルコネクタと、フローチャネルコネクタフランジとを有し、前記フローチャネルコネクタフランジは、酸素マスク口鼻フェースシールの側開口部のところで対応のねじ山付きマスクコネクタポートにねじ連結可能である、請求項3記載の補助呼吸フローチャネル装置。
- Oリング密封ガスケットが、前記酸素マスク口鼻フェースシールの前記ねじ山付きマスクコネクタポートへの前記補助呼吸フローチャネル装置の確実な漏れ止め取り付けを可能にするよう前記マスクコネクタポートと前記フローチャネルコネクタフランジとの間に介在して設けられている、請求項4記載の補助呼吸フローチャネル装置。
- 前記頂部カバープレートは、周囲空気を前記下側出口ポートに通じる前記補助呼吸フローチャネル内に流通させることができる複数個の上側通気開口部を有する、請求項3記載の補助呼吸フローチャネル装置。
- 前記下側アネロイドハウジングは、下側外方フランジ及び前記主ハウジングの前記下側内壁に隣接して設けられたOリングを受け入れてこれを保持するチャネルを有し、前記主ハウジングの前記下側内壁は、弁着座面を形成するよう内方にテーパしている、請求項3記載の補助呼吸フローチャネル装置。
- 前記アネロイドカプセルは、前記アネロイドカプセルの上側部分内にねじ込まれていて、前記アネロイドカプセルの作動を調整するアネロイド設定ねじを有する、請求項3記載の補助呼吸フローチャネル装置。
- 前記下側フランジと前記頂部カバープレートの間で前記下側アネロイドハウジングの周りに設けられた主コイルばねを更に有し、前記主コイルばねは、下側アネロイドハウジングを前記閉鎖位置に付勢する、請求項7記載の補助呼吸フローチャネル装置。
- 全体として管状の開放下側部分及び前記下側部分に連結された上側プレートを有するプッシュプルボタンを更に有し、前記プッシュプルボタンは、前記管状下側部分が前記上側アネロイドハウジングと前記下側アネロイドハウジングとの間に位置した状態で設けられると共に前記ボール軌道インサートの前記上面に当接する、請求項3記載の補助呼吸フローチャネル装置。
- フラッパ弁リテーナにより前記下側出口ポートの下に固定されたフラッパ弁を更に有する、請求項3記載の補助呼吸フローチャネル装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US72581605P | 2005-10-11 | 2005-10-11 | |
US60/725,816 | 2005-10-11 | ||
PCT/US2006/039705 WO2007044799A2 (en) | 2005-10-11 | 2006-10-11 | Improved breathing mask and regulator for aircraft |
Publications (2)
Publication Number | Publication Date |
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JP2009511187A JP2009511187A (ja) | 2009-03-19 |
JP4864976B2 true JP4864976B2 (ja) | 2012-02-01 |
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JP2008535643A Active JP4864976B2 (ja) | 2005-10-11 | 2006-10-11 | 飛行機用の呼吸マスク及び調整器の改良 |
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US (3) | US7836886B2 (ja) |
EP (1) | EP1933946B1 (ja) |
JP (1) | JP4864976B2 (ja) |
CA (1) | CA2624344C (ja) |
WO (1) | WO2007044799A2 (ja) |
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2006
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- 2006-10-11 WO PCT/US2006/039705 patent/WO2007044799A2/en active Application Filing
- 2006-10-11 EP EP06816700.6A patent/EP1933946B1/en active Active
- 2006-10-11 JP JP2008535643A patent/JP4864976B2/ja active Active
- 2006-10-11 CA CA2624344A patent/CA2624344C/en active Active
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2010
- 2010-11-08 US US12/942,001 patent/US8496005B2/en active Active
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Also Published As
Publication number | Publication date |
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US20110061655A1 (en) | 2011-03-17 |
US20070084469A1 (en) | 2007-04-19 |
CA2624344C (en) | 2014-09-16 |
WO2007044799A2 (en) | 2007-04-19 |
EP1933946A2 (en) | 2008-06-25 |
US20130298910A1 (en) | 2013-11-14 |
US8496005B2 (en) | 2013-07-30 |
EP1933946A4 (en) | 2014-11-26 |
US7836886B2 (en) | 2010-11-23 |
US9616256B2 (en) | 2017-04-11 |
CA2624344A1 (en) | 2007-04-19 |
EP1933946B1 (en) | 2017-12-20 |
WO2007044799A3 (en) | 2007-06-14 |
JP2009511187A (ja) | 2009-03-19 |
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