EP 4179162 A1 20230517 - AN INSPECTION CHAMBER BASE OR MANHOLE BASE, AN INSPECTION CHAMBER OR MANHOLE, A PLUG FOR AN INSPECTION CHAMBER BASE OR A MANHOLE BASE
Title (en)
AN INSPECTION CHAMBER BASE OR MANHOLE BASE, AN INSPECTION CHAMBER OR MANHOLE, A PLUG FOR AN INSPECTION CHAMBER BASE OR A MANHOLE BASE
Title (de)
INSPEKTIONSKAMMERSOCKEL ODER SCHACHTBODEN, INSPEKTIONSKAMMER ODER SCHACHT, STOPFEN FÜR EINEN INSPEKTIONSKAMMERSOCKEL ODER EINEN SCHACHTBODEN
Title (fr)
BASE DE CHAMBRE D'INSPECTION OU BASE DE TROU D'HOMME, CHAMBRE D'INSPECTION OU TROU D'HOMME, BOUCHON POUR UNE BASE DE CHAMBRE D'INSPECTION OU UNE BASE DE TROU D'HOMME
Publication
Application
Priority
- NL 2026036 A 20200709
- NL 2021050424 W 20210702
Abstract (en)
[origin: WO2022010347A1] There is provided an inspection chamber base (2) or manhole base (2), comprising: a plurality of flow channels (6), each channel having a respective port (8) located at an inlet/outlet region of the base (2) from which the plurality of flow channels (6) extend, the ports (8) being circumferentially distributed around the base (2) at unequal distances from each other, wherein the plurality of flow channels (6) are selectively closeable to form a single bent flow channel having a selected bend angle.
IPC 8 full level
E03F 5/02 (2006.01)
CPC (source: EP)
E03F 5/024 (2013.01); E03F 5/027 (2013.01)
Citation (search report)
See references of WO 2022010347A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
WO 2022010347 A1 20220113; EP 4179162 A1 20230517; NL 2026036 B1 20220315
DOCDB simple family (application)
NL 2021050424 W 20210702; EP 21737504 A 20210702; NL 2026036 A 20200709