Patent ID: 6929158
Filing Date: 2005-08-16
Classification: G01F

Abstract:
1. A dispenser comprising: a container capable of housing a volume of material, wherein the container is partially defined by a container wall having an aperture extending therethrough; and a dispensing assembly including: i. a housing; ii. a sliding member disposed in the housing, wherein the sliding member includes a chamber having an open top in selective communication with the aperture and an open bottom, the chamber being defined by first and second sidewalls and first and second end walls, and wherein at least one set of elongated grooves is formed in an inner surface of the sidewalls and positioned between the first and second end walls; and iii. an insert configured to be installed within the chamber in one of a plurality of predetermined configurations to define a predefined metered volume in the chamber that is adjustable depending on the configuration of the insert, the insert being defined by insert walls having at least one set of guide rails sized to fit within the elongated grooves, the set of guide rails being positioned off-center with respect to the insert walls such that the orientation of the insert when installed in the grooves controls the volume of the chamber; wherein the sliding member is movable between a first position whereby material is delivered from the container into the chamber and a second position whereby the delivered material is dispensed from the chamber.