EP 0320125 A1 19890614 - Air guidance in respirators.
Title (en)
Air guidance in respirators.
Title (de)
Luftführungseinrichtung in Gasmasken.
Title (fr)
Dispositif de conduction d'air dans des masques à gaz.
Publication
Application
Priority
- GB 8726620 A 19871113
- GB 8726622 A 19871113
Abstract (en)
To assist better airflow distribution within a respirator facepiece (1) having an air inlet (4,5) offset from its median plane (II-II), the air inlet has a cover (12) on it with an end wall (16) which is inclined at an acute angle ( alpha ) to the normal to the axis (0) of the inlet and which has an aperture (17) in it at one edge portion extending into a side wall (15). When the inlet and cover are circular in outline the cover may be rotatable on the inlet and indicia be provided to indicate desired setting(s).
IPC 1-7
IPC 8 full level
A62B 18/08 (2006.01)
CPC (source: EP)
A62B 18/08 (2013.01)
Citation (search report)
- [YD] DE 958903 C 19570228 - DRAEGERWERK AG
- [YD] US 4595003 A 19860617 - SHOEMAKER CHARLES J [US], et al
- [AD] CH 466052 A 19681130 - DRAEGER OTTO HEINRICH DR [DE]
- [AD] FR 591502 A 19250706 - CONSTRUCTION DE MATERIEL DE PR
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0320125 A1 19890614; AU 2503888 A 19890518; FI 885240 A0 19881111; FI 885240 A 19890514; NO 885009 D0 19881110; NO 885009 L 19890516
DOCDB simple family (application)
EP 88310646 A 19881111; AU 2503888 A 19881111; FI 885240 A 19881111; NO 885009 A 19881110