EP 0865542 A1 19980923 - MANHOLE COVER
Title (en)
MANHOLE COVER
Title (de)
SCHACHTABDECKUNG
Title (fr)
PLAQUE D'EGOUT
Publication
Application
Priority
- GB 9602973 W 19961129
- GB 9525790 A 19951216
Abstract (en)
[origin: CA2240189A1] A manhole cover (1) comprising a top (2) and a base (4) which define a space therebetween, and reinforcing walls (8') which extend at least partially between the top (2) and base (4) to define voids (10, 10') within the sodefined space, wherein the reinforcing walls (8'), and hence the so-defined voids (10, 10'), radiate from the centre region of the cover.
IPC 1-7
IPC 8 full level
E02D 29/14 (2006.01)
CPC (source: EP)
E02D 29/14 (2013.01)
Citation (search report)
See references of WO 9722760A1
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
GB 2308148 A 19970618; GB 2308148 B 19991124; GB 9624908 D0 19970115; AU 1036197 A 19970714; BR 9612028 A 19991228; CA 2240189 A1 19970626; CN 1215445 A 19990428; EP 0865542 A1 19980923; GB 9525790 D0 19960214; IL 124893 A0 19990126; JP 2000502156 A 20000222; PL 327473 A1 19981207; TR 199801112 T2 19981021; WO 9722760 A1 19970626
DOCDB simple family (application)
GB 9624908 A 19961129; AU 1036197 A 19961129; BR 9612028 A 19961129; CA 2240189 A 19961129; CN 96199716 A 19961129; EP 96941109 A 19961129; GB 9525790 A 19951216; GB 9602973 W 19961129; IL 12489396 A 19961129; JP 52255697 A 19961129; PL 32747396 A 19961129; TR 9801112 T 19961129