Method and arrangement for inspecting sewer pipes

专利名称：Method and arrangement for inspecting

sewer pipes

发明人：Sakari Kuikka申请号：US10429669申请日：20030506公开号：US07092004B2公开日：20060815

专利附图：

摘要：The invention relates to an arrangement for inspecting sewer pipes or the like.The arrangement comprises a flush unit () that has ample room to move in a sewer pipe ()and at the proximal end (E) thereof substantially backwards pointing nozzles (), a flexible

flush hose () and liquid pressurizing means () in order to create a flow of the pressurizedliquid (V) through the nozzles to the sewer pipe. In addition, the arrangement comprisesa camera unit n () including: a fish-eye lens or another lens, and in front of the lens arotation symmetrical curved mirror, these constituting optical image forming means (), anumber of radially outwards pointed lenses in order to create an image of thecircumferential zone (K) on the inner surface of the sewer pipe; an image detector andillumination means (). Further the arrangement includes automatic locking means () for amutual, detachable fastening of the camera unit () and the flush unit () successively inorder to form a scanner combination (), so that the optical image forming means () arelocated at the distal end (E) of said combination.

申请人：Sakari Kuikka

地址：Maaniituntie 16 FIN-01900 Nurmijärvi FI

国籍：FI

代理机构：Young & Thompson

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