Patent ID: 6296157
Filing Date: 2001-10-02
Classification: B67D

Abstract:
A liquid dispensing tap, comprising:a body for mounting in an outlet of a receptacle;a flap or sealing closure membrane for an opening for dispensing the liquid by spring action, by a deformable resilient membrane constituted of a flexible material with permanent spring effect, the opening being provided with a control member disposed in a portion of the body opposite that for mounting the outlet;actuating means for actuating said control member;said body being made of a composite material by conjoint injection or co-molding in a single molded piece integrating the actuating means, the rest of the body being of rigid material;said flap or closure membrane comprising a piston having a head which coacts shape-matingly with the opening, and which is loaded by a compression spring;said piston being provided with a piston rod which forms the control member, and being guided in a stirrup for mounting in the body over the opening;said compression spring comprising a pair of resilient blades for guiding the piston rod, each blade having a first end connected to an end of the piston rod and a second end connected to the stirrup, and the assembly comprised of the control member, the flap or closure membrane, and the stirrup being made of a single piece by molding.