US Patent 7775645 Methods of forming cartridges, such as ink cartridges

A method of forming a cartridge includes the steps of positioning a movable member within a chamber, enclosing the chamber, and dispensing a liquid within at least a portion of the chamber. The method also includes the steps of positioning a first portion of the enclosed chamber within a first case member, positioning a second portion of the enclosed chamber within a second case member, and bonding the first case member to the second case member.