Applicator systems
AssigneeThe Procter & Gamble Company
InventorReuben Earl Oder
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Abstract
An applicator system, for use in delivering a flowable composition, comprising; (a) container including an inner collapsible layer distinct from an outer deformable layer, the inner collapsible layer defining a reservoir, and the outer deformable layer being separated from the inner collapsible layer by a buffer zone; (b) a dispenser including a first passageway distinct from a second passageway, the first passageway being in communication with the buffer zone and the second passageway being in communication with the reservoir; and (c) valve means operable to control entry of air into the buffer zone through the first passageway and exit of flowable composition from the reservoir through the second passageway; wherein the valve means is of unitary construction.
Claims14
An applicator system, for use in delivering a flowable composition, comprising:
- (a) a container including an inner collapsible layer distinct from an outer deformable layer, the inner collapsible layer defining a reservoir, and the outer deformable layer being separated from the inner collapsible layer by a buffer zone;
- (b) a dispenser including a first passageway distinct from a second passageway, the first passageway being in communication with the buffer zone and the second passageway being in communication with the reservoir;
- and
- (c) valve means including an inlet part which acts as a one-way check valve operable to control entry of air into the buffer zone through the first passageway and including an outlet part which acts as a one-way check valve to control exit of flowable composition from the reservoir through the second passageway;
- wherein the valve means is of unitary construction.
Dependencies are inferred from the claim text.