Hanging liquid dispenser
First Claim
Patent Images
1. A fluid dispensing device, comprising:
- a main body having a fluid reservoir, a top and a bottom, the main body comprising at least two film layers, the film layers being at least partially sealed to one another along their edges;
an aperture formed in the film layers at the top of the main body for hanging the fluid dispensing device;
a metered dispensing pump attached to the bottom of the main body;
the metered dispensing pump comprising;
a hollow flexible button having a top portion and a bottom portion;
a base plate having an intake port attached to the bottom portion of the hollow flexible button, wherein the base plate is manipulatable between at least two positions and the base plate and the hollow flexible button form an inner cavity;
a flapper valve positioned over the intake port;
the hollow flexible button distortable from a first position to a second position and automatically returnable substantially to the first position;
the hollow flexible button attached to an exit port;
the intake port being in fluid communication with the fluid reservoir;
the exit port being in fluid communication with an exterior of the fluid reservoir;
the metered dispensing pump being configured to draw fluid from the fluid reservoir through the intake port and into the inner cavity when the hollow flexible button is returned from the second position to the first position; and
the metered dispensing pump being further configured to urge fluid from the inner cavity through the exit port when the hollow flexible button is distorted from the first position to the second position.
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Abstract
A hanging liquid dispenser is provided that includes a pump and valving for delivering the fluid material when the dispenser is operated by the user in a controlled fashion. The hanging dispenser includes a main body that serves as a fluid reservoir and has an eyelet which is suitable for use in hanging the dispenser from a suitable support. In addition to including the ability to hang, the dispenser preferably includes a pump for metered dosing of the fluid within the dispenser when operation of the pump delivers a controlled volume of the fluid as desired by the user.
127 Citations
22 Claims
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1. A fluid dispensing device, comprising:
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a main body having a fluid reservoir, a top and a bottom, the main body comprising at least two film layers, the film layers being at least partially sealed to one another along their edges; an aperture formed in the film layers at the top of the main body for hanging the fluid dispensing device; a metered dispensing pump attached to the bottom of the main body; the metered dispensing pump comprising; a hollow flexible button having a top portion and a bottom portion; a base plate having an intake port attached to the bottom portion of the hollow flexible button, wherein the base plate is manipulatable between at least two positions and the base plate and the hollow flexible button form an inner cavity; a flapper valve positioned over the intake port; the hollow flexible button distortable from a first position to a second position and automatically returnable substantially to the first position; the hollow flexible button attached to an exit port; the intake port being in fluid communication with the fluid reservoir; the exit port being in fluid communication with an exterior of the fluid reservoir; the metered dispensing pump being configured to draw fluid from the fluid reservoir through the intake port and into the inner cavity when the hollow flexible button is returned from the second position to the first position; and the metered dispensing pump being further configured to urge fluid from the inner cavity through the exit port when the hollow flexible button is distorted from the first position to the second position. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A fluid dispensing device, comprising:
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a flexible main body having a plurality of fluid reservoirs and a top and a bottom, the main body comprising at least two film layers, the film layers being at least partially sealed to one another along their edges; an aperture formed in the film layers at the top of the flexible main body for hanging the fluid dispensing device; a metered dispensing pump attached to each of the plurality of fluid reservoirs; each metered dispensing pump comprising; a hollow flexible button shaped like a dome having a top portion and a bottom portion; a base plate having an intake port attached to the bottom portion of the hollow flexible button, wherein the base plate is manipulatable between at least two positions and the base plate and the hollow flexible button form an inner cavity; a flapper valve positioned over the intake port; the hollow flexible button distortable from a first position to a second position and automatically returnable substantially to the first position; the hollow flexible button attached to an exit port; the intake port being in fluid communication with the fluid reservoir; the exit port being in fluid communication with an exterior of the fluid reservoir; the metered dispensing pump being configured to draw fluid from the fluid reservoir through the intake port and into the inner cavity when the hollow flexible button is returned from the second position to the first position; and the metered dispensing pump being further configured to urge fluid from the inner cavity through the exit port when the hollow flexible button is distorted from the first position to the second position. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22)
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Specification