Title (en)

Manhole

Title (de)

Schachtring sowie Schacht

Title (fr)

Obturation des puits

Publication

EP 1452647 A1 20040901 (DE)

Application

EP 03027032 A 20031124

Priority

DE 20303646 U 20030227

Abstract (en)

The shaft ring (26) for shafts, in particular in road structures consists of one or more polymeric materials. An independent claim is also included for a shaft using the proposed shaft ring.

Abstract (de)

Schlachtring für Schächte, insbesondere für den Straßenbau, wobei der Schachtring aus einem Material umfassend Polymere besteht. <IMAGE>

IPC 1-7

E02D 29/12; E02D 29/14; E03F 5/02

IPC 8 full level

E02D 29/14 (2006.01); E03F 5/02 (2006.01)

CPC (source: EP)

E02D 29/1409 (2013.01)

Citation (search report)

• [X] DE 3815365 A1 19890817 - HOOS HUBERT DIPL ING FH [DE]
• [X] EP 0526744 A1 19930210 - KESSEL BERNHARD [DE]
• [X] WO 0065159 A1 20001102 - HAAR EGON [AT], et al
• [PX] GB 2381816 A 20030514 - SHENTON TERENCE WILLIAM [GB]
• [X] WO 9733048 A1 19970912 - ARMSTRONG RONALD B [CA]
• [A] DE 19908460 A1 20000914 - AHLMANN ACO SEVERIN [DE]

Designated contracting state (EPC)

AT CH DE LI

DOCDB simple family (publication)

DE 20303646 U1 20040715; EP 1452647 A1 20040901

DOCDB simple family (application)

DE 20303646 U 20030227; EP 03027032 A 20031124