# US 11,111,070 B2 · Flow-limiting device and cap for a container including same > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,111,070 B2 - Document ID: US11111070B2 - Status: Granted - Kind: B2 - Application number: 16/954,706 - Filed: 2018-12-18 - Published: 2021-01-07 - Granted: 2021-09-07 - Earliest claimed: 2017-12-19 - Assignees: Airnov, Inc. - Applicants: Airnov, Inc. - Inventors: Dominique Bois - Web page: https://patentgrep.com/patent/US11111070B2 ## CPC - B65D 83/0427: {the articles being dispensed by inverting the container each time, by which action movable parts may be displaced by their own weight} - B65D 41/325: {with integral internal sealing means} - B65D 47/08: having articulated or hinged closures {(B65D55/16 takes precedence)} - B65D 47/127: {Snap-on caps} - B65D 2401/15: Tearable part of the closure (B65D2401/60 takes precedence) - B65D 2583/0472: characterised by the dispensing action - B65D: CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES ## Abstract A flow-limiting device for controlling the distribution of products, to be fitted into a neck of a container for such products comprises a flow-limiting part, and a sealing part wherein the flow-limiting part consists of an active material and comprises a dispensing opening. The sealing part is made of a polymer material different to the material of the flow-limiting part. The sealing part is adapted to form a moisture-tight seal with the neck of the container. ## Claims ### Claim 1 A flow-limiting device for controlling the distribution of products, to be fitted into a neck of a container for such products, the flow-limiting device comprising: a flow-limiting part; and a sealing part; wherein the flow-limiting part is made of an active material and comprises a dispensing opening; wherein the sealing part is made of a polymer material different to the material of the flow-limiting part; and wherein the sealing part is adapted to form a moisture-tight seal with the neck of the container; wherein the sealing part is injection molded; and the flow-limiting part and the sealing part are integrally formed by bi-injection moulding. ### Claim 2 (depends on 1) The flow-limiting device according to claim 1, wherein the sealing part comprises an annular sealing member which is arranged so as to establish a sealing contact around the circumference of the neck of the container. ### Claim 3 (depends on 1) The flow-limiting device according to claim 1, wherein the sealing part comprises an annular sealing member adapted to form a moisture-tight seal with an interior side of the neck of the container, wherein the annular sealing member is provided with an annular bead close to its distal end, the annular bead extending in a radially outwards direction. ### Claim 4 (depends on 1) The flow-limiting device according to claim 1, wherein the sealing part comprises an annular skirt adapted to be snap-fitted on the neck of the container. ### Claim 5 (depends on 4) The flow-limiting device according to claim 4, wherein the annular skirt comprises an interlocking bead which projects in a radially inwards direction. ### Claim 6 (depends on 1) The flow-limiting device according to claim 1, wherein the sealing part comprises a sealing ring which is arranged and adapted to establish a moisture-tight seal with a cap for closing the container, the sealing ring arranged and adapted to be snap-fitted into the cap. ### Claim 7 (depends on 1) The flow-limiting device according to claim 1, wherein the flow-limiting part further comprises a plurality of elevated regions, providing overall surfaces slanted towards the dispensing opening of the flow-limiting part. ### Claim 8 (depends on 1) The flow-limiting device according to claim 1, wherein the dispensing opening is arranged offset relative to a radial center of the flow-limiting device. ### Claim 9 (depends on 1) A combined cap for a container for storing and dispensing products, comprising a flow-limiting device according to claim 1; and a cap comprising a closure element, wherein the flow-limiting device is attached to the cap. ### Claim 10 (depends on 9) The combined cap according to claim 9, wherein the cap further comprises a tamper-evident device. ### Claim 11 (depends on 9) The combined cap according to claim 9, wherein the closure element comprises a top plate and an annular sealing skirt depending therefrom; wherein the sealing skirt is shaped and arranged to form a moisture-tight seal with a sealing ring of the flow-limiting device. ### Claim 12 (depends on 9) The combined cap according to claim 9, wherein the closure element comprises a reservoir for receiving a dispensed unitary product. ### Claim 13 (depends on 9) The combined cap according to claim 9, wherein the cap further comprises a hinge for hingedly opening at least a part of the closure element of the cap. ### Claim 14 (depends on 9) A container for storing and dispensing unitary products comprising: the combined cap according to claim 9, wherein the cap is openable; a container body with a container opening to which the combined cap is mounted; wherein the dispensing opening is dimensioned to allow passage of one unitary product at a time. ### Claim 15 (depends on 14) The container according to claim 14, wherein the container opening is surrounded by a lip; and the lip is shaped to allow a snap-fit connection with either the cap or the flow-limiting device. ### Claim 16 (depends on 7) The flow-limiting device according to claim 7, wherein the elevated regions comprise ribs. ### Claim 17 (depends on 10) The combined cap according to claim 10, wherein the tamper-evident device comprises at least one tearable or frangible element. ### Claim 18 (depends on 11) The combined cap according to claim 11, wherein the closure element comprises a reservoir for receiving a dispensed unitary product, wherein the reservoir is delimited by the top plate and the annular sealing skirt.