EP 0211150 A2 19870225 - Outlet with vortex flow.
Title (en)
Outlet with vortex flow.
Title (de)
Drallauslass.
Title (fr)
Bouche à écoulement en spirales.
Publication
Application
Priority
DE 8521685 U 19850727
Abstract (en)
1. A swirl imparting outlet having a cylindrical air inlet (10), comprising a swirl disc (12) closing the air inlet (10) at its outlet end, and having, arranged radially in an annular ring, lamellae (22) punched out in the swirl disc (12) which have a radial edge sloping at an angle to the plane of the swirl disc (12), characterized in that 16 to 40 lamellae (22) are porvided, whereby the angular distance between adjacent lamellae (22) in their radially middle region is of the same order of size as their width, and in that the air inlet (10) has a smaller diameter than the outer diameter of the annular ring of lamellae (22) and, in the direction of flow, widens out continuously immediately in front of the swirl disc (12) to have substantially the same diameter as the outer diameter of this annular ring.
Abstract (de)
Bei einem Drallauslaß ist der zylindrische Zuluftstutzen (10) an seinem austrittsseitigen Ende durch eine Drallscheibe (12) abgeschlossen, die auf einem Kreisring angeordnete, in der Drallscheibe (12) eingestanzte und mit einer radialen Kante aus der Ebene der Drallscheibe (12) gebogene Lamellen (22) aufweist.
IPC 1-7
IPC 8 full level
F24F 13/06 (2006.01)
CPC (source: EP)
F24F 13/06 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0211150 A2 19870225; EP 0211150 A3 19870527; EP 0211150 B1 19890705; AT E44411 T1 19890715; DE 3664234 D1 19890810; DE 8521685 U1 19851003
DOCDB simple family (application)
EP 86105431 A 19860419; AT 86105431 T 19860419; DE 3664234 T 19860419; DE 8521685 U 19850727