Apparatus for repairing and/or leakage testing of sewer pipes

Details Apparatus for repairing and/or leakage testing of sewer pipes Apparatus for repairing and/or leakage testing of sewer pipes

1998-02-06

1999-10-19

Brock, Michael

Measuring and testing

With fluid pressure

Leakage

138 97, 138 90, 138 93, G01M 302, F16L 5512, F16L 55162

Patent

active

059692340

ABSTRACT:
An apparatus for repairing and/or leakage testing of sewer pipes, in particular of connecting pipes diverging therefrom. The apparatus is constructed as a tubular member and includes an opening, wherein the apparatus can be moved in the sewer pipe. The apparatus has a bladder which can be moved out through the opening.

REFERENCES:
patent: Re33160 (1990-02-01), Guthrie et al.
patent: 3762446 (1973-10-01), Tungseth et al.
patent: 4067349 (1978-01-01), Austin et al.
patent: 4646787 (1987-03-01), Rush et al.
patent: 4691728 (1987-09-01), Mathison

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