EP 0420777 B1 19930721 - MANHOLE COVER WITH LOCKED HINGE
Title (en)
MANHOLE COVER WITH LOCKED HINGE
Publication
Application
Priority
FR 8912939 A 19890929
Abstract (en)
[origin: EP0420777A1] Locking device for a manhole, equipped with a hinge device (3) removably connecting a cover (2), equipped with at least one projecting pivot (8), to a frame (1), the skirt (4) of which is provided with at least one receptacle (7) cooperating with the projecting pivot (8), in which an elastic member (13), for example a spring or a piece of elastomer, which has to be compressed and then released in order to lock the cover, is fastened in each receptacle (7) and exerts a resistance to the unlocking of the cover. <IMAGE>
IPC 1-7
IPC 8 full level
E02D 29/14 (2006.01); E02D 29/12 (2006.01)
CPC (source: EP)
E02D 29/1427 (2013.01); E02D 29/1463 (2013.01)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0420777 A1 19910403; EP 0420777 B1 19930721; AT E91739 T1 19930815; DE 69002297 D1 19930826; DE 69002297 T2 19931202; DK 0420777 T3 19930830; ES 2038113 T1 19930716; ES 2038113 T3 19931216; FR 2652598 A1 19910405; FR 2652598 B1 19911213; GR 3008586 T3 19931029; IE 64122 B1 19950712; IE 903498 A1 19910410; NO 178635 B 19960122; NO 178635 C 19960502; NO 904181 D0 19900926; NO 904181 L 19910402; PT 8468 T 19920930; PT 8468 U 19950912
DOCDB simple family (application)
EP 90470050 A 19900919; AT 90470050 T 19900919; DE 69002297 T 19900919; DK 90470050 T 19900919; ES 90470050 T 19900919; FR 8912939 A 19890929; GR 930400604 T 19930722; IE 349890 A 19900928; NO 904181 A 19900926; PT 846892 U 19920409