Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – Means assembling part within hole or aperture
Patent
1997-11-26
2000-02-29
Aftergut, Jeff H.
Adhesive bonding and miscellaneous chemical manufacture
Surface bonding means and/or assembly means therefor
Means assembling part within hole or aperture
1563796, 1563798, 1563809, B29C 6300, B29C 6328
Patent
active
060297263
ABSTRACT:
An apparatus for installing a cured in place lateral seal in an existing main pipeline wherein the lateral seal includes a brim portion bonded to a short tubular portion is provided. The apparatus includes a flexible bladder mounted on a cylindrical housing with the bladder having a recess with an inflatable arm which can be tucked within the housing for receiving the tubular portion of the seal with the brim portion along the outer portion of the bladder. The cartridge is removably mountable on a sled or robot device with positioning motors for positioning the seal at the opening of the lateral pipeline. The use of replaceable bladder cartridges allows an operator to load a second new seal on a cartridge a first seal on a bladder cartridge mounted on the sled is being cured in place.
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Murray Kevin P.
Severs Kerry D.
Smith Philip M.
Tweedie John
Wells Jeff P.
Aftergut Jeff H.
Buchanan Lloyd G.
Insituform (Netherlands) B.V.
Wolfson Michael I.
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