EP 0276217 B1 19910828 - BREATHING APPARATUS
Title (en)
BREATHING APPARATUS
Publication
Application
Priority
- GB 8524181 A 19851001
- GB 8601325 A 19860121
- GB 8602676 A 19860204
- GB 8613002 A 19860529
- GB 8616202 A 19860702
Abstract (en)
[origin: WO8701949A1] Breathing apparatus for aircraft passengers and others comprising: a) means (1) for supplying respiratory gases to a user, said supply means being detachably connectable to a first respiratory gas source (3), and thereby constituting a first oxygen supply system, said supply means including valve means (2), which valve means, when said supply means (1) is detached from the first respiratory gas source (3), automatically closes and prevents admission of noxious or hot gases into said supply means (1); b) means for supplying (5) or enabling supply (50) of a second respiratory gas source to said supply means (1), and constituting a second oxygen supply system, in which an absorption means (4) for absorbing carbon dioxide is included; and either c) means (6A) for automatically switching from said first oxygen supply system to said second oxygen supply system when said supply means (1) is detached from said first respiratory gas source (3); or c') means (6) for manually or automatically causing said second oxygen supply system to become operative to supplement or replace said first oxygen supply system, said second oxygen supply system continuing to be operable when said supply means (1) is detached from said first respiratory gas source (3).
IPC 1-7
IPC 8 full level
A62B 7/00 (2006.01); A62B 7/14 (2006.01); A62B 17/00 (2006.01)
CPC (source: EP)
A62B 7/00 (2013.01); A62B 7/14 (2013.01); A62B 17/006 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR IT LI LU NL SE
DOCDB simple family (publication)
WO 8701949 A1 19870409; AT E66625 T1 19910915; AU 611382 B2 19910613; AU 6404686 A 19870424; CA 1272935 A 19900821; DE 3681179 D1 19911002; EP 0276217 A1 19880803; EP 0276217 B1 19910828; GB 2182569 A 19870520; GB 2182569 B 19890906; GB 8623474 D0 19861105
DOCDB simple family (application)
GB 8600581 W 19860930; AT 86905884 T 19860930; AU 6404686 A 19860930; CA 519438 A 19860930; DE 3681179 T 19860930; EP 86905884 A 19860930; GB 8623474 A 19860930