# US 11,304,453 B2 · Atomizer and electronic cigarette having the same > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,304,453 B2 - Document ID: US11304453B2 - Status: Granted - Kind: B2 - Application number: 16/712,766 - Filed: 2019-12-12 - Published: 2020-04-16 - Granted: 2022-04-19 - Earliest claimed: 2017-06-12 - Assignees: Changzhou Patent Electronic Technology Co., Ltd - Applicants: Changzhou Patent Electronic Technology Co., Ltd - Inventors: Weihua Qiu - Web page: https://patentgrep.com/patent/US11304453B2 ## CPC - A24F 40/49: Child proofing - A24F 15/015: with means for refilling of liquid inhalable precursors - A24F 40/10: Devices using liquid inhalable precursors - A24F 40/485: Valves; Apertures - A24F: SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES (inhaling appliances for medical purposes, shaped like cigars, cigarettes or pipes A61M15/06) ## Abstract An atomizer for an electronic cigarette includes an upper cover assembly, a base assembly, and an atomizer head. The upper cover assembly includes an inner lining member defining a positioning hole and a first sliding groove, the first sliding groove includes a translational groove and a rotation groove in communication with the translational groove, the position hole is parallel to the translational groove, and a connecting member defines a first liquid intake hole in communication with the liquid storage chamber. The atomizer requires a translational push is needed prior to opening the liquid intake hole by a side sliding so as to improve safety. ## Claims ### Claim 1 An atomizer, having a liquid storage chamber, comprising: an upper cover assembly, comprising: an inner lining member defining a positioning hole and a first sliding groove, the first sliding groove comprising a translational groove and a rotation groove in communication with the translational groove, the positioning hole being parallel to the translational groove, and a connecting member defining a first liquid intake hole in communication with the liquid storage chamber, the connecting member being provided with a rotatable shaft mounted in the positioning hole and a limiting shaft mounted in a first limiting groove; a base assembly; and an atomizer head, wherein the inner lining member or the connecting member is pushed until the limiting shaft reaches the rotation groove from the translational groove, the inner lining member and the connecting member rotate around the rotatable shaft, the limiting shaft slides along the rotation groove to reveal the first liquid intake hole. ### Claim 2 (depends on 1) The atomizer according to claim 1, wherein the positioning hole is a kidney hole, the first sliding groove is a “L” shape groove. ### Claim 3 (depends on 1) The atomizer according to claim 1, wherein the connecting member defines a latching groove, the inner lining member is provided with a latching clip corresponding to the latching groove, or, the connecting member is provided with a latching clip, the inner lining member defines a latching groove corresponding to the latching clip, the latching clip is latched with the latching groove to enable the inner lining member to remain a closed state relative to the connecting member. ### Claim 4 (depends on 3) The atomizer according to claim 3, wherein the connecting member is provided with a sealing member therein, the sealing member defines a second liquid intake hole corresponding to the first liquid intake hole. ### Claim 5 (depends on 4) The atomizer according to claim 4, wherein the sealing member defines a second sliding groove for the latching clip passing through. ### Claim 6 (depends on 5) The atomizer according to claim 5, wherein the connecting member defines a sealing groove, the sealing member is hermetically positioned in the sealing groove. ### Claim 7 (depends on 1) The atomizer according to claim 1, wherein the connecting member is provided with an elastic member, an end of the elastic member is fixed to the connecting member, an opposite end of the elastic member is provided with a limiting member, the inner lining member defines a first matching groove and a second matching groove. ### Claim 8 (depends on 7) The atomizer according to claim 7, wherein the first matching groove is in a first position matching the limiting member when the first liquid intake hole is open and the second matching groove is in a second position matching the limiting member when the first liquid intake hole is closed. ### Claim 9 (depends on 7) The atomizer according to claim 7, wherein the connecting member defines an assembly hole, the elastic member is positioned in the assembly hole, a part of the limiting member is revealed in the assembly hole. ### Claim 10 (depends on 1) An electronic cigarette, comprising an atomizer according to claim 1. ### Claim 11 An atomizer, having a liquid storage chamber, the atomizer comprising: an upper cover assembly, comprising: an inner lining member defining a first sliding groove; a connecting member defining a first liquid intake hole in communication with the liquid storage chamber, the connecting member being provided with a rotatable shaft and a limiting shaft; a base assembly; and an atomizer head, wherein the upper cover assembly and the base assembly are respectively mounted on opposite ends of the atomizer head, the limiting shaft extends through the first sliding groove, the inner lining member is rotatably connected to the rotatable shaft, when the inner lining member rotates relative to the connecting member, the limiting shaft slides in the first sliding groove to open or close the first liquid intake hole. ### Claim 12 (depends on 11) The atomizer according to claim 11, wherein the connecting member defines a latching groove, the inner lining member is provided with a latching clip corresponding to the latching groove, or, the connecting member is provided with a latching clip, the inner lining member defines a latching groove corresponding to the latching clip, the latching clip is latched with the latching groove to enable the inner lining member to remain a closed state relative to the connecting member. ### Claim 13 (depends on 12) The atomizer according to claim 12, wherein the connecting member is provided with a sealing member therein, the sealing member defines a second liquid intake hole corresponding to the first liquid intake hole. ### Claim 14 (depends on 13) The atomizer according to claim 13, wherein the sealing member defines a second sliding groove for the latching clip passing through. ### Claim 15 (depends on 13) The atomizer according to claim 13, wherein the connecting member defines a sealing groove, the sealing member is hermetically positioned in the sealing groove. ### Claim 16 (depends on 11) The atomizer according to claim 11, wherein the connecting member is provided with an elastic member, an end of the elastic member is fixed to the connecting member, an opposite end of the elastic member is provided with a limiting member, the inner lining member defines a first matching groove and a second matching groove. ### Claim 17 (depends on 16) The atomizer according to claim 16, wherein the first matching groove is in a first position matching the limiting member when the first liquid intake hole is open and the second matching groove is in a second position matching the limiting member when the first liquid intake hole is closed. ### Claim 18 (depends on 16) The atomizer according to claim 16, wherein the elastic member is a spring, the connecting member defines an assembly hole, the limiting member is a roll ball, the elastic member is positioned in the assembly hole, a part of the limiting member is revealed in the assembly hole. ### Claim 19 (depends on 11) The atomizer according to claim 11, wherein the upper cover assembly further comprises an upper cover positions on the inner lining member and wrapped around the inner lining member. ### Claim 20 (depends on 11) An electronic cigarette, comprising an atomizer according to claim 11.