# US 10,306,929 B2 · Electronic cigarette and atomizer device thereof

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- Number: US 10,306,929 B2
- Document ID: US10306929B2
- Status: Granted
- Kind: B2
- Application number: 15/551,606
- Filed: 2015-04-24
- Published: 2018-02-08
- Granted: 2019-06-04
- Earliest claimed: 2015-04-24
- Assignees: Shenzhen Smoore Technology Limited
- Applicants: Shenzhen Smoore Technology Limited
- Inventors: Pingkun Liu
- Web page: https://patentgrep.com/patent/US10306929B2

## CPC

- A61M 11/042: {electrical}
- A24F 40/485: Valves; Apertures
- A61M 15/06: Inhaling appliances shaped like cigars, cigarettes or pipes
- A24F 15/015: with means for refilling of liquid inhalable precursors
- A24F 40/10: Devices using liquid inhalable precursors
- A61M 2209/045: for filling, e.g. for filling reservoirs
- F16K 3/04: with pivoted closure members
- A61M: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D7/00; means for inserting tampons A61F13/26; devices for administering food or medicines orally A61J; containers for collecting, storing or administering blood or medical fluids A61J1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B; chemical aspects of surgical articles A61L); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents A61N1/36021)}
- A24F: SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES (inhaling appliances for medical purposes, shaped like cigars, cigarettes or pipes A61M15/06)
- F16K: VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING {(devices for emptying and evacuating the excess liquid in valves or conduits F16L55/07)}

## Abstract

An electronic cigarette and an atomizer device thereof are provided. The atomizer device includes a housing, a liquid reservoir chamber (115) formed in the housing, and an adjusting valve (13) engaging with the housing; a liquid injection channel (1131) is defined in the housing for injecting liquid solution into the liquid reservoir chamber (115); a first opening (1311) corresponding to the liquid injection channel (1131) is defined in the adjusting valve (13); the adjusting valve (13) is movable between a first position and a second position across a surface of the housing; when the adjusting valve is in the first position, the first opening (1311) communicates with the liquid injection channel (1131) to open the liquid injection channel (1131), and when the adjusting valve (13) is in the second position, the first opening (1311) misaligns with the liquid injection channel (1131) to close the liquid injection channel (1131).

## Claims

### Claim 1

An atomizer device, wherein the atomizer device comprises a housing, a liquid reservoir chamber (115) formed in the housing, and an adjusting valve (13) engaging with the housing; the adjusting valve (13) is arranged on an upper surface of the housing; a liquid injection channel (1131) is defined on the upper surface of the housing for injecting liquid solution into the liquid reservoir chamber (115); the adjusting valve (13) is rotatable between a first position and a second position along the upper surface of the housing and keeps connected to the housing while rotating relative to the housing; the adjusting valve (13) is able to be rotated to the first position to open the liquid injection channel (1131), and is able to be rotated to the second position to close the liquid injection channel (1131); the housing comprises an air flowing pipe (112), a cartridge (111) sleeved on the air flowing pipe (112), and a sealing unit (113) arranged on one end of the cartridge (111) corresponding to the air flowing pipe (112); the liquid reservoir chamber (115) is formed between the cartridge (111) and the air flowing pipe (112); and the sealing unit (113) seals one end of the liquid reservoir chamber (115), and the liquid injection channel (1131) is defined on the sealing unit (113).

### Claim 2 (depends on 1)

The atomizer device of claim 1, wherein the sealing unit (113) comprises an annular sealing cover (113a) correspondingly engaging with the adjusting valve (13), and a second opening of the liquid injection channel (1131) is defined in the sealing cover (113a); and the adjusting valve (13) comprises an annular adjusting cover (131) rotatably contacting the sealing cover (113a).

### Claim 3 (depends on 2)

The atomizer device of claim 2, wherein a rotating ring (1312) is arranged on an outer ring of the adjusting cover (131) for rotating the adjusting cover (131), and an outer wall of the rotating ring (1312) is provided with anti-skid designs.

### Claim 4 (depends on 2)

The atomizer device of claim 2, wherein a sealing ring (1134) protrudes from one side of the sealing cover (113a) corresponding to the adjusting cover (131), and the sealing ring (1134) forms an enclosed structure around the second opening.

### Claim 5 (depends on 2)

The atomizer device of claim 2, wherein the sealing unit (113) comprises a fastening member (1132) and a sealing plug (1133); the fastening member (1132) comprises an annular plate (1135), a first sleeving portion (1136) arranged on an inner ring of the plate (1135), and a second sleeving portion (1137) arranged on an outer ring of the plate (1135); the first sleeving portion (1136) and the second sleeving portion (1137) engage with an inner wall of the air flowing pipe (112) and an outer wall of the cartridge (111) respectively; the sealing plug (1133) seals a gap between an outer wall of the air flowing pipe (112) and an inner wall of the cartridge (111), and the plate (1135) is located between the sealing cover (113a) and the sealing plug (1133); and a third opening and a fourth opening of the liquid injection channel (1131) are defined in the plate (1135) and the sealing plug (1133) respectively.

### Claim 6 (depends on 5)

The atomizer device of claim 5, wherein a protruding portion protrudes from the sealing plug (1133) towards the plate (1135), and a first positioning hole allowing the protruding portion to be clamped thereinto is defined in the plate (1135); and an extending portion extending towards the plate (1135) is formed on an outer ring of the second opening, and a first recessed portion corresponding to the extending portion is formed on an outer ring of the third opening.

### Claim 7 (depends on 1)

The atomizer device of claim 1, further comprising an air inlet assembly (16) arranged on one end of the atomizer device opposite to the sealing unit (113), and the air inlet assembly (16) communicates with the air flowing pipe (112); the air inlet assembly (16) comprises an air inlet tube (161) and a second adjusting ring (162) rotatably arranged on an outer ring of the air inlet tube (161); an air inlet hole unit (163) is formed in a circumference of the air inlet tube (161) for allowing air to flow into the air inlet tube (161); a second adjusting opening (1621) corresponding to the air inlet hole unit (163) is arranged in the second adjusting ring (162); and a rotation of the second adjusting ring (162) enables the second adjusting opening (1621) to adjust an area of a portion of the air inlet hole unit (163) which allows air to flow into the air inlet tube (161).

### Claim 8 (depends on 7)

The atomizer device of claim 7, wherein the air inlet hole unit (163) comprises a plurality of second air inlets (1631) arranged along a circumference of the air inlet tube (161), and the second air inlets (1631) are of different areas; an area of the second adjusting opening (1621) is no less than that of the largest second air inlet (1631); and a rotation of the second adjusting ring (162) enables the second adjusting opening (1621) to communicate with the corresponding second air inlet (1631).

### Claim 9 (depends on 7)

The atomizer device of claim 7, wherein the air inlet hole unit (163) comprises a plurality of third air inlets (1632) arranged along the circumference of the air inlet tube (161); the second adjusting opening (1621) comprises a second recessed portion (1622) formed in an inner wall of the second adjusting ring (162), and the second recessed portion (1622) extends to an end surface of the second adjusting ring (162); two boundaries of the second recessed portion (1622) in a circumferential direction of the second adjusting ring (162) correspond to two end boundaries of the third air inlets (1632) in a circumferential direction of the air inlet tube (161); the second adjusting ring (162) is rotated to adjust an area of a portion of the third air inlets (1632) which communicates with the second recessed portion (1622).

### Claim 10 (depends on 7)

The atomizer device of claim 7, wherein an elastic column (164) protrudes from a side wall of the air inlet tube (161), a plurality of clamping mechanisms (1623) engageable with the elastic column (164) are formed in an inner ring of the second adjusting ring (162) along a circumference of the second adjusting ring (162).

### Claim 11 (depends on 1)

The atomizer device of claim 1, wherein the atomizer device further comprises a suction nozzle assembly (12); the suction nozzle assembly (12) comprises a fixing member (122) and a first adjusting ring (123); the fixing member (122) comprises a cylindrical body (1221) engages with an inner ring of the plate (1135) to communicate with the air flowing pipe (112); a first air inlet (1223) is defined in a side wall of the cylindrical body (1221), the first adjusting ring (123) is rotatably arranged on an outer ring of the cylindrical body (1221), a first adjusting opening (1231) corresponding to the first air inlet (1223) is defined in the first adjusting ring (123), and the first adjusting ring (123) is rotated to adjust an area of an opening of the first air inlet (1223) which communicates with atmosphere.

### Claim 12 (depends on 1)

The atomizer device of claim 1, further comprising an atomizer cover (114), an atomizer base (14), and an atomizer assembly (15); the atomizer cover (114) is covered on one end of the liquid reservoir chamber (115) corresponding to the sealing unit (113), and a liquid outlet (1141) is defined in the atomizer cover (114) allowing liquid to flow out of the liquid reservoir chamber (115); the atomizer base (14) engages with the atomizer cover (114), and the atomizer assembly (15) is located between the atomizer base (14) and the atomizer cover (114); a through hole is defined in a middle portion of the atomizer base (14); the atomizer assembly (15) comprises a heating coil (151) made of ceramics, and an inner hole of the heating coil (151) respectively communicate with the air flowing pipe (112) and the through hole; two silicone covers are respectively covered on outer rings of two opposite ends of the heating coil (151), such that a middle portion of the heating coil (151) forms a liquid absorbing portion (1511) capable of absorbing the liquid solution flowing out of the liquid reservoir chamber (115) through the liquid outlet (1141).

### Claim 13 (depends on 12)

The atomizer device of claim 12, wherein the cartridge (111), the air flowing pipe (112), and the atomizer cover (114) are made of ceramics.

### Claim 14 (depends on 1)

The atomizer device of claim 1, further comprising a suction nozzle (121) circumferentially engaging with the adjusting valve (13); the adjusting valve (13) comprises an adjusting cover (131) and a sealing cover (113a) arranged on one side of the adjusting cover (131) corresponding to the sealing unit (113), and the sealing cover (113a) circumferentially engages with the adjusting cover (131); a first opening (1311) corresponding to the liquid injection channel (1131) is defined in the adjusting valve (13); the first opening (1311) penetrates the adjusting cover (131) and the sealing cover (113a); the suction nozzle (121) is rotated to drive the adjusting valve (13) to rotate between the first position and the second position, thereby opening or closing the liquid injection channel (1131).

### Claim 15 (depends on 14)

The atomizer device of claim 14, wherein the suction nozzle (121) is clamped to the adjusting cover (131) to enable a circumferential positioning of the suction nozzle (121) and the adjusting cover (131); the suction nozzle (121) is movable along an axial direction to engage with the adjusting cover (131) or disengage from the adjusting cover (131); an elastic member is arranged between the suction nozzle (121) and the adjusting cover (131) to provide an elasticity for keeping the suction nozzle (121) from disengaging from the adjusting cover (131).

### Claim 16

An electronic cigarette, comprising an atomizer device, wherein the atomizer device comprises a housing, a liquid reservoir chamber (115) formed in the housing, and an adjusting valve (13) engaging with the housing; the adjusting valve (13) is arranged on an upper surface of the housing; a liquid injection channel (1131) is defined on the upper surface of the housing for injecting liquid solution into the liquid reservoir chamber (115); the adjusting valve (13) is rotatable between a first position and a second position along the upper surface of the housing and keeps connected to the housing while rotating relative to the housing; the adjusting valve (13) is able to be rotated to the first position to open the liquid injection channel (1131), and is able to be rotated to the second position to close the liquid injection channel (1131); the housing comprises an air flowing pipe (112), a cartridge (111) sleeved on the air flowing pipe (112), and a sealing unit (113) arranged on one end of the cartridge (111) corresponding to the air flowing pipe (112); the liquid reservoir chamber (115) is formed between the cartridge (111) and the air flowing pipe (112); and the sealing unit (113) seals one end of the liquid reservoir chamber (115), and the liquid injection channel (1131) is defined on the sealing unit (113).

### Claim 17 (depends on 16)

The electronic cigarette of claim 16, wherein the sealing unit (113) comprises an annular sealing cover (113a) correspondingly engaging with the adjusting valve (13), and a second opening of the liquid injection channel (1131) is defined in the sealing cover (113a); and the adjusting valve (13) comprises an annular adjusting cover (131) rotatably contacting the sealing cover (113a).

### Claim 18 (depends on 16)

The electronic cigarette of claim 16, wherein the sealing unit (113) comprises a fastening member (1132) and a sealing plug (1133); the fastening member (1132) comprises an annular plate (1135), a first sleeving portion (1136) arranged on an inner ring of the plate (1135), and a second sleeving portion (1137) arranged on an outer ring of the plate (1135); the first sleeving portion (1136) and the second sleeving portion (1137) engage with an inner wall of the air flowing pipe (112) and an outer wall of the cartridge (111) respectively; the sealing plug (1133) seals a gap between an outer wall of the air flowing pipe (112) and an inner wall of the cartridge (111), and the plate (1135) is located between the sealing cover (113a) and the sealing plug (1133); and a third opening and a fourth opening of the liquid injection channel (1131) are defined in the plate (1135) and the sealing plug (1133) respectively.

### Claim 19

An atomizer device, comprising a housing, a liquid reservoir chamber (115) formed in the housing, and an adjusting valve (13) engaging with the housing; wherein the adjusting valve (13) is arranged on an upper surface of the housing; a liquid injection channel (1131) is defined on the upper surface of the housing for injecting liquid solution into the liquid reservoir chamber (115); the adjusting valve (13) is rotatable between a first position and a second position along the upper surface of the housing and keeps connected to the housing while rotating relative to the housing; the adjusting valve (13) is able to be rotated to the first position to open the liquid injection channel (1131), and is able to be rotated to the second position to close the liquid injection channel (1131); and wherein the atomizer device further comprises an air inlet assembly (16) arranged on one end of the atomizer device opposite to a sealing unit (113); the housing comprises an air flowing pipe (112), and the air inlet assembly (16) communicates with the air flowing pipe (112); the air inlet assembly (16) comprises an air inlet tube (161) and a second adjusting ring (162) rotatably arranged on an outer ring of the air inlet tube (161); an air inlet hole unit (163) is formed in a circumference of the air inlet tube (161) for allowing air to flow into the air inlet tube (161); a second adjusting opening (1621) corresponding to the air inlet hole unit (163) is arranged in the second-adjusting ring (162); and a rotation of the second adjusting ring (162) enables the second adjusting opening (1621) to adjust an area of a portion of the air inlet hole unit (163) which allows air to flow into the air inlet tube (161).