EP 0302174 B1 19900606 - DRAINAGE GULLY WITH A SUBSEQUENTLY FITTABLE QUICK-CLOSURE DEVICE
Title (en)
DRAINAGE GULLY WITH A SUBSEQUENTLY FITTABLE QUICK-CLOSURE DEVICE
Publication
Application
Priority
DE 3725783 A 19870804
Abstract (en)
[origin: EP0302174A1] 1. A road drain for surface water comprising a top section consisting of a frame (4) and a grating (7) as well as a quick-action closing valve (46, 47, 48) integrated into the shaft for closure of the shaft in case of unwelcome or dangerous liquids characterized in that the body of the quick-action closing valve is formed in a manner (14, 48) to close the valve seat (16, 47) hermetically by its own weight, and which is hold in "open" position by means of a locking device (5) actuated from the outside of the grating (7).
IPC 1-7
IPC 8 full level
E03F 5/04 (2006.01); E03F 5/042 (2006.01); E03F 7/02 (2006.01)
CPC (source: EP)
E03F 5/042 (2013.01); E03F 7/02 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR LI NL
DOCDB simple family (publication)
EP 0302174 A1 19890208; EP 0302174 B1 19900606; AT E53416 T1 19900615; DE 3725783 A1 19890216; DE 3725783 C2 19900906; DE 3860204 D1 19900712
DOCDB simple family (application)
EP 88104609 A 19880323; AT 88104609 T 19880323; DE 3725783 A 19870804; DE 3860204 T 19880323