# US 11,439,180 B2 · Ultrasonic electronic cigarette > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,439,180 B2 - Document ID: US11439180B2 - Status: Granted - Kind: B2 - Application number: 16/769,543 - Filed: 2018-12-07 - Published: 2021-07-15 - Granted: 2022-09-13 - Earliest claimed: 2017-12-07 - Assignees: China Tobacco Hunan Industrial Co., Ltd. - Applicants: China Tobacco Hunan Industrial Co., Ltd. - Inventors: Jianfu Liu; Kejun Zhong; Xiaoyi Guo; Wei Huang; Hong Yu; Yuangang Dai; Xinqiang Yin; Jianhua Yi; Yongquan Zhou; Yang Wang - Web page: https://patentgrep.com/patent/US11439180B2 ## CPC - A24F 40/05: Devices without heating means - A24F 40/42: Cartridges or containers for inhalable precursors - A24F 40/44: Wicks - B05B 17/0607: {generated by electrical means, e.g. piezoelectric transducers} - A24F 40/10: Devices using liquid inhalable precursors - A24F: SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES (inhaling appliances for medical purposes, shaped like cigars, cigarettes or pipes A61M15/06) - B05B: SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES (spray-mixers with nozzles B01F25/72; processes for applying liquids or other fluent materials to surfaces by spraying B05D) ## Abstract An ultrasonic electronic cigarette is disclosed. The electronic cigarette includes an atomizer (1) and a battery assembly (2) detachably connected to each other. The atomizer (1) comprises an ultrasonic atomization sheet (3), and the battery assembly (2) comprises a first battery electrode (4) and a second battery electrode (5) for supplying power to the atomizer (1). When the atomizer (1) is connected to the battery assembly (2), a first pole of the ultrasonic atomization sheet (3) is electrically connected to the first battery electrode (4), and a second pole of the ultrasonic atomization sheet (3) is electrically connected to the second battery electrode (5). ## Claims ### Claim 1 An ultrasonic electronic cigarette, comprising an atomizer (1) and a battery assembly (2) detachably connected to each other, wherein: the atomizer (1) comprises an ultrasonic atomization sheet (3), and the battery assembly (2) comprises a first battery electrode (4) and a second battery electrode (5) for supplying power to the atomizer (1); when the atomizer (1) is connected to the battery assembly (2), a first pole of the ultrasonic atomization sheet (3) is electrically connected to the first battery electrode (4), and a second pole of the ultrasonic atomization sheet (3) is electrically connected to the second battery electrode (5); the atomizer (1) also comprises a conductive sheet (29) capable of: being electrically connected to the two poles of the ultrasonic atomization sheet (3) respectively when the atomizer (1) is disconnected from the battery assembly (2), and being electrically disconnected from either pole of the ultrasonic atomization sheet (3) when the atomizer (1) is connected to the battery assembly (2). ### Claim 2 (depends on 1) The ultrasonic electronic cigarette according to claim 1, wherein: the atomizer (1) comprises an elastic connecting mechanism (6), and the battery assembly (2) comprises a support (7) corresponding to the elastic connecting mechanism (6); when the atomizer (1) is connected to the battery assembly (2), one end of the elastic connecting mechanism abuts against the support (7), and the other end of the elastic connecting mechanism (6) abuts against the conductive sheet (29) such that the conductive sheet (29) is electrically disconnected from either pole of the ultrasonic atomization sheet (3); and when the atomizer (1) is disconnected from the battery assembly (2), the elastic connecting mechanism (6) is reset and the conductive sheet (29) is electrically connected to the two poles of the ultrasonic atomization sheet (3) respectively. ### Claim 3 (depends on 2) The ultrasonic electronic cigarette according to claim 2, wherein: the atomizer (1) comprises a lower electrode (8) and a threaded seat (9), the first pole of the ultrasonic atomization sheet (3) is electrically connected to the lower electrode (8), and the second pole of the ultrasonic atomization sheet (3) is electrically connected to the threaded seat (9); when the atomizer (1) is connected to the battery assembly (2), one end of the elastic connecting mechanism (6) abuts against the conductive sheet (29) such that the conductive sheet (29) is electrically disconnected from the threaded seat (9); and when the atomizer (1) is disconnected from the battery assembly (2), the elastic connecting mechanism (6) is reset and both the lower electrode (8) and the threaded seat (9) are electrically connected to the conductive sheet (29). ### Claim 4 (depends on 3) The ultrasonic electronic cigarette according to claim 3, wherein: the lower electrode (8) is insulated from and connected to the threaded seat (9) through an insulating ring (10); the elastic connecting mechanism (6) comprises an ejection shaft (11) and a first spring (12), the insulating ring (10) is provided with a through hole (101), the ejection shaft (11) is disposed in the through hole (101) and can move along the through hole (101), the ejection shaft (11) is higher than the through hole (101), the first spring (12) is sleeved on a middle section of the ejection shaft (11), one end of the first spring (12) abuts against an outer side wall of the ejection shaft (11), and the other end of the first spring (12) abuts against an inner side wall of the through hole (101); when the atomizer (1) is connected to the battery assembly (2), the first spring (12) is compressed, a bottom end of the ejection shaft (11) abuts against the support (7), and a top end of the ejection shaft (11) abuts against the conductive sheet (29) such that the conductive sheet (29) is disconnected from the threaded seat (9); and when the atomizer (1) is disconnected from the battery assembly (2), the ejection shaft (11) moves down under the restoring force of the first spring (12), and the conductive sheet (29) is reset and abuts against the threaded seat (9). ### Claim 5 (depends on 4) The ultrasonic electronic cigarette according to claim 4, wherein: one end of the conductive sheet (29) is fixedly connected to the lower electrode (8), the bottom surface of a middle section of the conductive sheet (29) abuts against the top end of the ejection shaft (11), and the bottom surface of the other end of the conductive sheet (29) moves up and down with the ejection shaft (11) to be connected with or disconnected from the threaded seat (9). ### Claim 6 (depends on 4) The ultrasonic electronic cigarette according to claim 4, wherein: the conductive sheet (29) is fixedly connected to the top of the ejection shaft (11) and can move up and down with the ejection shaft (11); when the atomizer (1) is connected to the battery assembly (2), the first spring (12) is compressed, the ejection shaft (11) drives the conductive sheet (29) to move up, and the threaded seat (9) and the lower electrode (8) are both disconnected from the conductive sheet (29); and when the atomizer (1) is disconnected from the battery assembly (2), the ejection shaft (11) moves down under the restoring force of the first spring (12), and the conductive sheet (29) is reset and abuts against the lower electrode (8) and the threaded seat (9). ### Claim 7 (depends on 5) The ultrasonic electronic cigarette according to claim 5, wherein the insulating ring (10) is also provided with a limiting boss (102) for preventing the ejection shaft (11) from falling off from the through hole (101). ### Claim 8 (depends on 5) The ultrasonic electronic cigarette according to claim 5, wherein one end of the conductive sheet (29) is fixedly connected to the lower electrode (8) by riveting. ### Claim 9 (depends on 1) The ultrasonic electronic cigarette according to claim 1, wherein the atomizer (1) comprises a liquid chamber (13) and a liquid guiding mechanism for connecting the liquid chamber (13) and the ultrasonic atomization sheet (3). ### Claim 10 (depends on 2) The ultrasonic electronic cigarette according to claim 2, wherein the atomizer (1) comprises a liquid chamber (13) and a liquid guiding mechanism for connecting the liquid chamber (13) and the ultrasonic atomization sheet (3). ### Claim 11 (depends on 3) The ultrasonic electronic cigarette according to claim 3, wherein the atomizer (1) comprises a liquid chamber (13) and a liquid guiding mechanism for connecting the liquid chamber (13) and the ultrasonic atomization sheet (3). ### Claim 12 (depends on 4) The ultrasonic electronic cigarette according to claim 4, wherein the atomizer (1) comprises a liquid chamber (13) and a liquid guiding mechanism for connecting the liquid chamber (13) and the ultrasonic atomization sheet (3). ### Claim 13 (depends on 5) The ultrasonic electronic cigarette according to claim 5, wherein the atomizer (1) comprises a liquid chamber (13) and a liquid guiding mechanism for connecting the liquid chamber (13) and the ultrasonic atomization sheet (3). ### Claim 14 (depends on 6) The ultrasonic electronic cigarette according to claim 6, wherein the atomizer (1) comprises a liquid chamber (13) and a liquid guiding mechanism for connecting the liquid chamber (13) and the ultrasonic atomization sheet (3). ### Claim 15 (depends on 7) The ultrasonic electronic cigarette according to claim 7, wherein the atomizer (1) comprises a liquid chamber (13) and a liquid guiding mechanism for connecting the liquid chamber (13) and the ultrasonic atomization sheet (3). ### Claim 16 (depends on 8) The ultrasonic electronic cigarette according to claim 8, wherein the atomizer (1) comprises a liquid chamber (13) and a liquid guiding mechanism for connecting the liquid chamber (13) and the ultrasonic atomization sheet (3). ### Claim 17 (depends on 9) The ultrasonic electronic cigarette according to claim 9, wherein: the atomizer (1) comprises a cup-shaped atomization cotton (14), a liquid storage cotton tube (15), an inner sleeve (16), and an outer sleeve (17) sleeved on the inner sleeve (16), a side wall of the atomization cotton (14) is sleeved between the inner sleeve (16) and the outer sleeve (17), an outer bottom surface of the atomization cotton (14) abuts against the atomization cotton (14) of the ultrasonic atomization sheet (3), the liquid storage cotton tube (15) is sleeved between the atomization cotton (14) and the inner sleeve (16), and the outer sleeve (17) is provided with a liquid inlet hole (1701) for connecting the liquid chamber (13) with the atomization cotton (14). ### Claim 18 (depends on 10) The ultrasonic electronic cigarette according to claim 10, wherein: the atomizer (1) comprises a cup-shaped atomization cotton (14), a liquid storage cotton tube (15), an inner sleeve (16), and an outer sleeve (17) sleeved on the inner sleeve (16), a side wall of the atomization cotton (14) is sleeved between the inner sleeve (16) and the outer sleeve (17), an outer bottom surface of the atomization cotton (14) abuts against the atomization cotton (14) of the ultrasonic atomization sheet (3), the liquid storage cotton tube (15) is sleeved between the atomization cotton (14) and the inner sleeve (16), and the outer sleeve (17) is provided with a liquid inlet hole (1701) for connecting the liquid chamber (13) with the atomization cotton (14). ### Claim 19 (depends on 11) The ultrasonic electronic cigarette according to claim 11, wherein: the atomizer (1) comprises a cup-shaped atomization cotton (14), a liquid storage cotton tube (15), an inner sleeve (16), and an outer sleeve (17) sleeved on the inner sleeve (16), a side wall of the atomization cotton (14) is sleeved between the inner sleeve (16) and the outer sleeve (17), an outer bottom surface of the atomization cotton (14) abuts against the atomization cotton (14) of the ultrasonic atomization sheet (3), the liquid storage cotton tube (15) is sleeved between the atomization cotton (14) and the inner sleeve (16), and the outer sleeve (17) is provided with a liquid inlet hole (1701) for connecting the liquid chamber (13) with the atomization cotton (14). ### Claim 20 (depends on 12) The ultrasonic electronic cigarette according to claim 12, wherein: the atomizer (1) comprises a cup-shaped atomization cotton (14), a liquid storage cotton tube (15), an inner sleeve (16), and an outer sleeve (17) sleeved on the inner sleeve (16), a side wall of the atomization cotton (14) is sleeved between the inner sleeve (16) and the outer sleeve (17), an outer bottom surface of the atomization cotton (14) abuts against the atomization cotton (14) of the ultrasonic atomization sheet (3), the liquid storage cotton tube (15) is sleeved between the atomization cotton (14) and the inner sleeve (16), and the outer sleeve (17) is provided with a liquid inlet hole (1701) for connecting the liquid chamber (13) with the atomization cotton (14).