US Patent No. 10,919,676


Patent No. 10,919,676
Issue Date February 16, 2021
Title Lid With Ventilation System
Inventorship Tom Smitshoek, Enschede (NL)
Assignee EMM HOLDING B.V., Zwolle (NL)

Claim of US Patent No. 10,919,676

1. A lid for attachment to a container holding a liquid for use with a liquid spraying device, the lid comprising:a lid body defining an exterior surface and an interior surface;
an adapter extending from the exterior surface of the lid body and configured to releasably couple with the liquid spraying device, the adapter defining a liquid conduit extending through the lid body;
a vent duct defining an vent conduit extending through the lid body, the vent duct including a duct inlet end extending from the exterior surface of the lid body and a duct outlet end extending from the interior surface of the lid body;
a valve disposed in the vent duct and configured to permit air flow in a first direction, from the duct inlet end to the duct outlet end, while preventing liquid flow in a second direction opposite the first direction;
a cap extending over the duct inlet end, the cap including a cap interior surface defining an interior air chamber, communicating with the vent conduit, and at least a first passage, communicating between the interior air chamber and a first cap inlet; and
a tube coupled to the duct outlet end.