Coupler for use with metal conduits

Pipe joints or couplings – Molded joint – Weld

Reexamination Certificate

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Details

C285S148120, C285S329000, C228S107000, C428S651000

Reexamination Certificate

active

06843509

ABSTRACT:
A coupler for joining an aluminum conduit to a steel or stainless steel conduit and which includes a main body which is formed from a first layer of aluminum and a layer of steel or an iron-chromium alloy which are explosively welded together, and wherein the main body has a first aluminum surface, and an opposite, second steel or iron-chromium alloy surface, and wherein the aluminum conduit is welded to the first aluminum surface, and the steel or stainless steel conduit is welded to the second steel or iron-chromium surface.

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