Patent ID: 8919613
Filing Date: 2014-12-30
Classification: G01F

Abstract:
1. A fluid dispensing device comprising: a container made from a flexible material defining an interior fluid storage region; a flexible metering housing having a metering chamber in fluid communication with said fluid storage region, said flexible metering housing including a button with a bottom portion, said bottom portion having a first flange heat sealed to a second flange of a base plate; a unidirectional intake valve disposed between said container and said flexible metering housing; a unidirectional output valve in fluid communication with said flexible metering housing; said first flange including a first portion having a first thickness extending outwardly from a majority of the periphery of said bottom portion of said button and a second portion having a second thickness extending outwardly from a majority of the periphery of said first portion, said second thickness of said first flange not being equal to said first thickness of said first flange; said second flange of said base plate including a first portion with a first thickness and a second portion with a second thickness not equal to said first thickness; said first portion of said first flange being in contact with said first portion of said second flange and said second portion of said first flange being in contact with said second portion of said second flange; and wherein said first thickness of said first flange is less than said second thickness of said first flange.