Prc De Soto International, Inc.

Soccorso Rizzello

Russell Shellenberger

George C Obuhowich

Sean Lambourne

Sealant cap assemblies comprise a cap shell having an interior volume and a recess adjacent to a bottom opening thereof, a sealant barrier ring at least partially inserted in the recess in the cap shell, and sealant located radially outside the sealant barrier ring adjacent to the bottom opening of the cap shell. The sealant barrier ring may retract into the recess in the cap shell. The sealant may be uncured or partially cured, and is prevented from flowing inside the barrier ring when the sealant cap assemblies are installed on fasteners. Methods of making and using such seal cap assemblies are disclosed. Fasteners sealed by such sealant cap assemblies are also disclosed.

Sealant caps including internal barrier rings

A cap () for sealing a mechanical fastener (), method for making the cap, and driver and method for applying the cap is disclosed. The cap includes a shell having an exterior surface () and an interior surface () defining a cavity (), an opening () extending through the shell between the interior and exterior surfaces, and a sealant () at least partially filling the cavity. A package and a holder for holding a plurality of cap assemblies are also disclosed.

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Toronto, Canada

Soccorso Rizzello