Sealing device for container

Self closing cap for dispensing fluids

Self sealing cap for a collapsible tube

Self-closing closure utilizing a single diaphragm

Self-closing closures

Self-closing closures

Self-closing container outlet

Self-closing dispenser

Self-closing manual dispenser

Self-closing valve

Self-closing valve assembly for a dispensing opening of a...

Self-sealing caps for squeeze-type containers

Self-sealing dispensing closure

Self-sealing nozzle for dispensing apparatus

Self-sealing paste dispensing device

Simplified unidirectional valve structure

Slotted closing valve for openings of containers

Spout assembly and method of manufacturing packaging bag...

Spout for liquid pump

Sprayer nozzle with closing membrane