A tea drinking vacuum flask includes a lid body, a connecting piece, a filtering element, and a liquid containing body. The lid body comprises a first end and a first open end arranged opposite to the first end. The connecting piece comprises a channel having a first connection end and a second connection end. The first connection end is detachably connected with the first open end. The filtering element comprises first and second parts fixedly connected with each other. The first part is positioned at the end, facing the lid body, of the second part. Open slots are formed in the first part. Filtering holes are formed in the second part. Flow areas of open slots are different from those of filtering holes. The filtering element is detachably connected with the connecting piece. The liquid containing body is detachably connected with the second connection end of the connecting piece.

A lid structure, which is used for covering an opening of a container, includes a mainbody, an elastic annular element, and a covering assembly. The mainbody includes a through hole. The elastic annular element is integrally disposed on a peripheral region of the mainbody, wherein the elastic annular element is used for positioning the lid structure on the opening. The covering assembly is disposed on the mainbody and includes a spacer element and a covering element. The spacer element is disposed on and covers the through hole. The spacer element includes a plurality of drain holes and a central connecting portion. The covering element is deformably disposed on the central connecting portion.

A liquid infusion device includes a container, a container collar, a lid assembly, and a filter basket. The container has an open top, a closed sidewall, and a closed bottom. The container collar has a collar opening and is configured to couple to a rim of the open top. The lid assembly is configured to cover at least a portion of the collar opening. The filter basket is configured to hold infusion material and to be suspended from the lid assembly and into an interior of the container. The filter basket includes an open top, a bottom, and a sidewall having an opening. The infusion device can include a motor configured to impart motion to the filter basket.

Disclosed are processes for making cold brew beverage compositions including concentrates and apparatus for preparing cold brew beverage compositions. The disclosed processes and apparatus allow for efficient, rapid, industrial scale production of cold brew beverage compositions having improved total solid content, improved flavor stability, longer shelf-life, and adaptability to use in small volume containers.

A drip coffee bag holder has a body. The body includes a first side wall, a second side wall, a first end wall, and a second end wall. The first and second side walls are joined by the first and second end walls. The first and second side walls and the first and second end walls enclose a space with the first and second side walls being opposite to each other and with the first and second end walls being opposite to each other. The first and second side walls each have a bottom including a mounting portion configured to mount on a brim of a cup. The space is configured to receive a drip coffee bag.

A portable solvent infuser assembly for infusing a drinking liquid dispenser quickly couples and uncouples to a drinking liquid dispenser, yet effectively and efficiently permits infusion of a solute housed in the assembly within a solvent within drinking liquid dispenser. The solvent infuser assembly includes a fine infuser body subassembly and a coarse infuser body subassembly arranged axially, and interchangeable and adaptable to variously sized threaded connections. Apertures define the sidewalls of the infuser body subassemblies to permit liquid inside the drinking liquid dispenser to enter and egress the body cavity. A cap subassembly, which is coupled to the infuser body subassemblies detachably attaches to an opening of the drinking liquid dispenser so that the infuser body subassemblies are fully immersed in the cavity of the drinking liquid dispenser. The cap subassembly has a concave curved shape to enable uniform flowage of the liquid through an infused solution intake member.

A foldable pour over coffee dripper is disclosed herein. It comprises a standing wall, a supporting frame pivotally connected to a first end of the standing wall, a basal plate pivotally connected to a second end of the standing wall, and a filter unit connected at a bottom of the supporting frame, wherein the filter unit has a first end connected to a bottom of the supporting frame, plural turns and a second end and is gradually tapered from the first end to the second end thereof in an axial direction.

A beverage brewer includes a container, a container collar, a brewing material holder, a mesh element, and a drive assembly. The container has an open top, a closed sidewall, and a closed bottom. The container collar is configured to cover a rim of the open top. The brewing material holder is configured to hold brewing material and to be suspended from the container collar and into an interior of the container. The brewing material holder includes a sidewall having an opening, an open top, and a bottom. The mesh element covers the opening in the sidewall of the brewing material holder. The drive assembly is positionable on the container collar and is configured to be mechanically coupled to and rotate the brewing material holder.

A cold-brew adapter system includes: an adapter assembly configured to interface with an upper portion of a pour-over coffee system; and a steeping assembly configured to receive ground coffee and position the ground coffee within a liquid contained in a lower portion of the pour-over coffee system.

A modular filter for a vacuum mug comprises a mug cap and a first filter basket. The mug cap has a bottom opening and a threaded wall. The modular filter further comprises a first cylindrical connector having a first opening, second opening, and circular screen filter positioned between the first and second opening. The bottom opening of the mug cap is attached to the first opening of the cylindrical connector, and the filter basket is attached to the second opening of the cylindrical connector. The first filter basket comprises a cylinder having cylindrical screen filter, a top opening and bottom base. Its top opening is attached to the second opening of the cylindrical connector. The bottom base comprises filtration holes.