Microfluidic delivery system for releasing fluid compositions
First Claim
1. A microfluidic delivery refill comprising:
- a reservoir having a hollow body and an opening;
a transport member in fluid communication with the reservoir;
a lid enclosing the opening of the reservoir, wherein the lid is in fluid communication with the transport member, wherein the lid comprises a rigid microfluidic delivery member having a die and electrical traces that are in electrical communication with the die, wherein the electrical traces terminate at electrical contacts, wherein the electrical traces are disposed on only one plane, the die comprising a fluid chamber in fluid communication with the transport member at an inlet of the fluid chamber and an orifice at an outlet of the fluid chamber.
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Abstract
A microfluidic refill includes a reservoir having a hollow body and an opening; a transport member in fluid communication with the reservoir; and a lid enclosing the opening of the reservoir. The lid is in fluid communication with the transport member. The lid comprises a rigid microfluidic delivery member. The rigid microfluidic delivery member includes a die and electrical traces that are in electrical communication with the die, wherein the electrical traces terminate at electrical contacts, wherein the electrical traces are disposed on only one plane. The die has a fluid chamber in fluid communication with the transport member at an inlet of the fluid chamber and with an orifice at an outlet of the fluid chamber and.
109 Citations
20 Claims
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1. A microfluidic delivery refill comprising:
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a reservoir having a hollow body and an opening; a transport member in fluid communication with the reservoir; a lid enclosing the opening of the reservoir, wherein the lid is in fluid communication with the transport member, wherein the lid comprises a rigid microfluidic delivery member having a die and electrical traces that are in electrical communication with the die, wherein the electrical traces terminate at electrical contacts, wherein the electrical traces are disposed on only one plane, the die comprising a fluid chamber in fluid communication with the transport member at an inlet of the fluid chamber and an orifice at an outlet of the fluid chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A thermally activated microfluidic delivery system comprising a housing and a refill releasably connectable with the housing, wherein the refill comprises:
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a reservoir having a hollow body and an opening; a lid enclosing the opening of the reservoir, the lid comprising a rigid microfluidic delivery member having a die and electrical traces that are in electrical communication with the die, wherein the electrical traces terminate at electrical contacts, wherein the electrical traces are disposed on only one plane, wherein the housing defines an interior and an exterior of the microfluidic delivery system, wherein the housing comprises a holder member disposed in the interior space of the housing, wherein the fluid delivery refill is slideably connectable with the holder member. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A method of refilling a thermally activated microfluidic delivery system with a refill, wherein the refill comprises reservoir having a hollow body and an opening, a lid enclosing the opening of the reservoir, wherein the lid comprises a microfluidic delivery member having a die and electrical traces that are in electrical communication with the die, wherein the electrical traces terminate at electrical contacts, wherein the electrical traces are disposed on only one plane, the method comprising the steps of:
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providing a housing that defines an interior and an exterior, wherein the housing comprises a holder member disposed in the interior of the housing; and sliding the refill into the holder member in a direction parallel with the plane the electrical traces are disposed on. - View Dependent Claims (17, 18, 19, 20)
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Specification