EP 0255789 B1 19900207 - BREATHING APPARATUS FOR DIVERS
Title (en)
BREATHING APPARATUS FOR DIVERS
Publication
Application
Priority
FR 8610532 A 19860721
Abstract (en)
[origin: US4809691A] Breathing apparatus for diving of the type comprising a breathing bag (13), a mouthpiece (30), inhaling and exhaling ducts (16 and 17) connected to the bag and to the mouthpiece these inhaling and exhaling ducts being respectively provided with inhaling and exhaling non return valves (18 and 19), and a so called "drainage" device. The apparatus further comprises a device (22) for measuring the volume of inhaled and exhaled gas. The draining device comprises a switching means (21) which, in so called "operating" position, is adapted to direct the flow towards the exhaling valve (19), and in so called "non operating" position is adapted to direct the exhaled flow towards an outlet drain (23).
IPC 1-7
IPC 8 full level
B63C 11/18 (2006.01); B63C 11/24 (2006.01)
CPC (source: EP US)
B63C 11/24 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0255789 A1 19880210; EP 0255789 B1 19900207; AT E50220 T1 19900215; DE 3761645 D1 19900315; FR 2601598 A1 19880122; FR 2601598 B1 19881110; US 4809691 A 19890307
DOCDB simple family (application)
EP 87401695 A 19870721; AT 87401695 T 19870721; DE 3761645 T 19870721; FR 8610532 A 19860721; US 7613987 A 19870721