# US 12,178,246 B2 · Clearomizer, cartridge, and electronic cigarette > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,178,246 B2 - Document ID: US12178246B2 - Status: Granted - Kind: B2 - Application number: 17/518,560 - Filed: 2021-11-03 - Published: 2022-09-22 - Granted: 2024-12-31 - Earliest claimed: 2021-03-17 - Assignees: Shaofang Wang - Applicants: Shenzhen Eigate Technology Co., Ltd. - Inventors: Tuanfang Liu - Web page: https://patentgrep.com/patent/US12178246B2 ## CPC - A24F 40/40: Constructional details, e.g. connection of cartridges and battery parts - A24F 40/42: Cartridges or containers for 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 A clearomizer includes a first main body and a second main body. The first main body includes a first distal end away from the second main body; the first distal end includes a mouthpiece. The second main body includes a second distal end away from the first main body. The clearomizer further includes a first conductive connector and a second conductive connector both disposed on the second distal end. ## Claims ### Claim 1 A clearomizer, comprising a first main body and a second main body; wherein: the first main body comprises a first distal end away from the second main body; the first distal end comprises a mouthpiece; the second main body comprises a second distal end away from the first main body; the clearomizer further comprises a first conductive connector and a second conductive connector both disposed on the second distal end; the first conductive connector and the second conductive connector each are a singular conductive metal attractable by a magnet; and/or the first conductive connector comprises a first electrode and a first magnetic attraction member; the first magnetic attraction member is hollow and is disposed around an outer periphery of the first electrode; or the first electrode is hollow and is disposed around an outer periphery of the first magnetic attraction member; or the first magnetic attraction member and the first electrode are connected in parallel; the second conductive connector comprises a second electrode and a second magnetic attraction member; the second magnetic attraction member is hollow and is disposed around an outer periphery of the second electrode; or the second electrode is hollow and is disposed around an outer periphery of the second magnetic attraction member; or the second magnetic attraction member and the second electrode are connected in parallel. ### Claim 2 (depends on 1) The clearomizer of claim 1, wherein: the second distal end comprises at least one recess and an air conduction hole disposed in the at least one recess; the at least one recess communicates with the air conduction hole and extends from side to side through the second distal end; and/or the second main body has a reduced diameter with respect to the first main body; the first main body comprises a first proximal end disposed near the second main body and a convex edge protruding from the first proximal end. ### Claim 3 (depends on 2) The clearomizer of claim 2, wherein the first main body comprises a chamfer disposed to an edge of the first distal end; the at least one recess extends to the chamfer. ### Claim 4 (depends on 1) The clearomizer of claim 1, wherein: the air conduction hole is disposed outside a central area of the second distal end; and/or the first conductive connector and the second conductive connector are symmetrically disposed relative to a straight center line of the second distal end. ### Claim 5 (depends on 1) The clearomizer of claim 1, wherein a cross-section of the second main body is centrosymmetric around a central point. ### Claim 6 (depends on 1) The clearomizer of claim 1, wherein a cross-section of the second main body has a length of 15-21 mm; and/or a cross-section of the second main body has a width of 7-12 mm; and/or the second main body has a height of 15-27 mm. ### Claim 7 (depends on 5) The clearomizer of claim 5, wherein the cross-section of the second main body comprises an outline having four curves that are connected to one another; each two of the four curves are symmetrical with one another with respect to a central line or the central point of the cross-section of the second main body; and each curve comprises a first arc, a second arc, a third arc, and a fourth arc that are connected sequentially to one another. ### Claim 8 (depends on 7) The clearomizer of claim 7, wherein the first arc is an arc of a circle with a radius of 3.3-4.2 mm and has a central angle of 13.5°-16.5°; the second arc is an arc of a circle with a radius of 5-6 mm and has a central angle of 12.7°-15.7°; the third arc is an arc of a circle with a radius of 14.5-15.5 mm and has a central angle of 18°-21.5°; the fourth arc is an arc of a circle with a radius of 18.1-19.1 mm and has a central angle of 39.5°-42°. ### Claim 9 (depends on 6) The clearomizer of claim 6, wherein the cross-section of the second main body has a length of 18-18.6 mm; and/or the cross-section of the second main body has a width of 9-9.9 mm; and/or the second main body has a height of 19-23.5 mm. ### Claim 10 (depends on 5) The clearomizer of claim 5, wherein the cross-section of the second main body comprises an outline having two second arcs and two third arcs, and the two second arcs and the two third arcs are alternately connected in sequence and are centrosymmetric around a central point. ### Claim 11 (depends on 10) The clearomizer of claim 10, wherein each of the two second arcs is an arc of a circle with a radius of 17.5-19.5 mm and has a central angle of 146°-153°; and each of the two third arcs is an arc of a circle with a radius of 12-14 mm and has a central angle of 27°-34°; and/or the cross-section of the second main body has a length of 18-18.8 mm and a width of 9.5-10.5 mm; and/or the outline of the cross-section of the second main body further comprises a fourth arc disposed between each second arc and one third arc; the fourth arc is an arc of a circle with a radius of 0.2-0.6 mm and has a central angle of 1°-3°. ### Claim 12 (depends on 1) The clearomizer of claim 1, wherein the first conductive connector and the second conductive connector each are a singular conductive metal attractable by a magnet; and a distance between centers of the first conductive connector and the second conductive connector is within a range of 9-11 mm; and/or the first conductive connector and the second conductive connector both have a diameter of 4-7 mm. ### Claim 13 A cartridge, comprising a clearomizer, a column tube for accommodating the clearomizer, a third conductive connector, and a fourth conductive connector; wherein: the clearomizer comprises a first main body and a second main body; wherein, the first main body comprises a first distal end away from the second main body; the first distal end comprises a mouthpiece; the second main body comprises a second distal end away from the first main body; the clearomizer further comprises a first conductive connector and a second conductive connector both disposed on the second distal end; the column tube comprises an open top, a cavity, and a bottom wall; the second main body is inserted through the open top into the cavity; the third conductive connector and the fourth conductive connector are disposed on the bottom wall and are electrically connected to the first conductive connector and the second conductive connector, respectively; the third conductive connector and the fourth conductive connector each are a singular conductive metal attractable by a magnet; and/or the third conductive connector comprises a third electrode and a third magnetic attraction member; the third magnetic attraction member is hollow and is disposed around an outer periphery of the third electrode; or the third electrode is hollow and is disposed around an outer periphery of the third magnetic attraction member; or the third magnetic attraction member and the third electrode are connected in parallel; the fourth conductive connector comprises a fourth electrode and a fourth magnetic attraction member; the fourth magnetic attraction member is hollow and is disposed around an outer periphery of the fourth electrode; or the fourth electrode is hollow and is disposed around an outer periphery of the fourth magnetic attraction member; or the fourth magnetic attraction member and the fourth electrode are connected in parallel. ### Claim 14 (depends on 13) The cartridge of claim 13, wherein: the cartridge further comprises an air conduction column and the bottom wall of the column tube comprises a concave portion; the air conduction column is disposed in the concave portion; the first conductive connector and the second conductive connector are disposed outside the concave portion; and/or the cartridge further comprises a battery, a circuit element, a bracket, and a housing communicating with the column tube; the bracket is disposed in the housing; the battery and the circuit element are disposed in the bracket; the bracket comprises a top portion functioning as the bottom wall of the column tube; the column tube comprises at least one air inlet facing the bottom wall. ### Claim 15 (depends on 13) The cartridge of claim 13, wherein the cavity is matched with the second main body in shape; and/or a gap distance between the column tube and the second main body is within a range of 0.1-1 mm; and/or a height of the second main body is smaller or equal to a depth of the cavity. ### Claim 16 (depends on 1) An electronic cigarette, comprising the clearomizer of claim 1 and a cartridge; wherein the cartridge comprises a column tube for accommodating the clearomizer, a third conductive connector, and a fourth conductive connector; the column tube comprises an open top, a cavity, and a bottom wall; the second main body is inserted through the open top into the cavity; the third conductive connector and the fourth conductive connector are disposed on the bottom wall and are electrically connected to the first conductive connector and the second conductive connector, respectively; the second main body is disposed into the cavity, and the first main body is exposed outside the column tube.