18712696. CAP WITH VALVE FOR CARTRIDGE (Conopco, Inc., d/b/a UNILEVER)
Contents
CAP WITH VALVE FOR CARTRIDGE
Organization Name
Inventor(s)
CAP WITH VALVE FOR CARTRIDGE
This abstract first appeared for US patent application 18712696 titled 'CAP WITH VALVE FOR CARTRIDGE
Original Abstract Submitted
A cap () for a cartridge () comprises fastening means () for fastening the cap () to a cartridge opening () and a valve () configured to control liquid flow from inside the cartridge () through the cartridge opening () and the cap () under negative pressure wherein the valve () is a deformable ball () which covers one or more flow openings () in a non-deformed state (NS) and deforms to allow flow through the one or more flow openings () in the deformed state (DS). A cartridge comprising a rigid outer body, a flexible inner body at least partially inside the outer body, a cartridge opening, and a cap for the cartridge comprising fastening means for fastening the cap to the cartridge opening; and a valve configured to control liquid flow from inside the cartridge through the cartridge opening and the cap under negative pressure, wherein the valve consists of one of the following: i) a silicon cross piece, ii) a duckbill valve, iii) a deformable ball which covers one or more flow openings in a non-deformed state (NS) and deforms to allow flow through the one or more flow openings in the deformed state (DS).
