Sealing cap

Claim 1

In a sealing cap, for a container or a pipe having means defining an opening surrounded by a circular sealing face and tightening means to cooperate with the cap, the cap including: (a) an external cover section adapted to cover said opening and the circular sealing face and having an external diameter which is greater than the external diameter of the circular sealing face, and includng a circular sealing face facing the sealing face of the container or pipe; (b) an internal cover section projecting from the external cover section into the opening, the internal cover section including tightening means to cooperate with the tightening means of the container or pipe; (c) a handle molded in one piece on the external cover section and extending diametrically across the external cover section at the outer face thereof, said handle including a U-shaped stirrup having two legs by the ends of which it is connected to the external cover section, said handle further including a wall extending along a center line of the stirrup and connecting the stirrup to the external cover section; the improvement that: (i) the external cover section and the internal cover section are made in one piece of plastic material (ii) the legs of the solid material stirrup have an internal spacing from each other which is not less than the external diameter of the circular sealing face of the cover section (iii) the length of the wall connecting the stirrup to the external cover section, measured in the longitudinal direction of the stirrup, is less than the internal diameter of the circular sealing face of the cover.