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US 2010/0062399 A1Published application
Dispenser tip filter assembly
OwnerAdam J. Cernohousinventor
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Abstract
The invention features a dispenser tip filter assembly for dispensing fluid compositions, especially dental compositions, containing solid particles. The assembly includes a dispenser tip comprising a filter housing chamber and an exit orifice, and a filter unit positioned within the filter housing chamber in front of the exit orifice. The filter unit has one or more slots with a width less than the diameter of the exit orifice.
Claims11
A dispenser tip filter assembly comprising:
- a dispenser tip comprising a filter housing chamber and an exit orifice, and
- a filter unit positioned within the filter housing chamber in front of the exit orifice,
- wherein the filter unit comprises at least one slot having a width that is less than the diameter of the exit orifice.
A method for dispensing in a fluid dental composition containing solid particles from a container, the method comprising the steps of:
- providing a fluid dental composition that contains solid particles,
- passing the fluid dental composition through a filter having at least one slot that is shaped so as to prevent passage of the solid particles and allow passage of the fluid dental composition.
Dependencies are inferred from the claim text.