Patents by Inventor Lang Cun
Lang Cun has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12642738Abstract: A male masturbator includes a sleeve, a flexible piece, a telescopic piece, and a negative pressure driving component. The sleeve defines an accommodating space, a first opening, and a second opening. The first opening and the second opening are disposed along an axial direction of the sleeve and are communicated with the accommodating space. The flexible piece and the telescopic piece are at least partially disposed in the accommodating space. The flexible piece and the telescopic piece are disposed in sequence along the axial direction of the sleeve and toward the second opening. The negative pressure driving component is communicated with the first opening of the sleeve and enables a negative pressure to be formed in the sleeve, so that the flexible piece is driven to move toward the first opening and the telescopic piece is driven to move toward the first opening.Type: GrantFiled: June 11, 2025Date of Patent: June 2, 2026Assignee: SHENZHEN ENVISION TECHNOLOGY INNOVATION CO., LTD.Inventor: Lang Cun
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Patent number: 12539247Abstract: Disclosed is a double-claw driving mechanism. The double-claw driving mechanism comprises a housing, a driving plate and a driving device; the housing is provided with a horizontal guide groove; the driving plate is arranged in the guide groove, a swing arm is installed at each of two ends of the driving plate, and a lower end of the swing arm is connected to the driving plate; and the driving device is used for driving the driving plate to reciprocate in a length direction of the guide groove, thereby driving the swing arm to swing in a reciprocating manner, and the two swing arms swing between positions close to each other and positions away from each other. When the driving plate moves horizontally in a reciprocating manner, the upper end of the swing arm is limited by the massage head or the amplitude of the swing shaft.Type: GrantFiled: November 20, 2024Date of Patent: February 3, 2026Assignees: DONGGUAN RIJIE ELECTRONIC TECHNOLOGY CO., LTD., SHENZHEN ENVISION TECHNOLOGY INNOVATION CO., LTD.Inventors: Quan Zhao, Lang Cun
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Patent number: 12383457Abstract: An internal sucking massage stick structure, includes a hard shell, a flexible wall and a driving apparatus, the hard shell is provided with an inner cavity, the inner cavity is provided with at least one concave part penetrating through the side wall of the hard shell, the flexible wall covers the peripheral wall of the hard shell, the flexible wall shields the concave part to form an elastic part, a closed cavity is defined between the elastic part and the hard shell, the driving apparatus is disposed in the inner cavity, the inner cavity is provided with a lithium battery, a PCB connected with the lithium battery and a control apparatus connected with the PCB, the driving apparatus is connected with the PCB, the control apparatus is configured to control the working state of the driving apparatus; the driving apparatus is configured to control volume change of the closed cavity.Type: GrantFiled: October 10, 2024Date of Patent: August 12, 2025Assignee: Dongguan Rijie Electronic Technology Co., Ltd.Inventors: Quan Zhao, Lang Cun
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Patent number: 12370122Abstract: A massager includes a housing, a motor, a power transmission link (for example, a synchronous belt) operatively coupled to the motor, a transmission component having two arms and a bottom coupled to the synchronous belt, a massage sleeve disposed on an exterior side of the housing, and a massage sleeve holder engaging the massage sleeve. The massage sleeve holder includes two fixation fins each extending away from the massage sleeve holder and coupled to one arm of the transmission component. The motor, the power transmission link and the transmission component are disposed inside the housing. The massage sleeve is configured to be driven by the motor via the power transmission link and the transmission component to move linearly back and forth along a long axis relative to the housing.Type: GrantFiled: September 27, 2024Date of Patent: July 29, 2025Assignee: Shenzhen Envision Technology Innovation Co., Ltd.Inventor: Lang Cun
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Patent number: 12350224Abstract: A massager with telescopic opening and closing structure, comprising a shell, wherein a telescopic opening and closing component is provided inside the shell; the telescopic opening and closing component comprises a driving component, a moving part, a first fixing part, a second fixing part, a rod of pendulum, and an opening and closing pendulum part; the opening and closing pendulum part is connected to the first fixing part via the rod of pendulum, and is placed on a periphery side of the second fixing part and is rotatably connected thereto; the driving component is used to drive the moving part to move. The invention increases interest through the arrangement of the telescopic opening and closing component, and the structures are related to each other and the movement is more stable, while the comfort of use is improved.Type: GrantFiled: January 10, 2025Date of Patent: July 8, 2025Inventors: Lang Cun, Quan Zhao
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Patent number: 12350231Abstract: The present disclosure provides massager, comprising: a shell, an inner sleeve assembled in the shell, and a vibration mechanism for driving the inner sleeve to massage and stimulate a massaged area, wherein: the inner sleeve is made of elastic material and a gap space is reserved between the inner sleeve and the shell; the massager also comprises a sucking mechanism, which is activated to pump or inflate air to form a pressure difference between the massage cavity inside the inner sleeve and the gap space; the inner sleeve expands or contracts accordingly under the influence of the pressure difference and recovers accordingly after the sucking mechanism stops pumping or inflating, thereby forming a sucking cycle.Type: GrantFiled: July 5, 2024Date of Patent: July 8, 2025Inventors: Lang Cun, Xuefei Cai, Qing Ma
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Patent number: 12280004Abstract: A sexual stimulation massage device belongs to the technical field of massagers, comprising a silicone cover, a first housing is arranged inside the silicone cover, a massage assembly is arranged inside the first housing, the massage assembly comprises a drive motor, a drive shaft, and massage heads, the massage heads are provided with two or more. The invention provides an efficient and comfortable massage experience by combining the functions of wave-like striking, vibration and swinging.Type: GrantFiled: September 20, 2024Date of Patent: April 22, 2025Inventors: Quan Zhao, Lang Cun
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Patent number: 12245981Abstract: The present disclosure provides a phallus-like erotic device capable of ejecting a liquid. A body is disposed in a soft sleeve, and an opening is formed at an insertion end of the body. A liquid storage assembly is formed with an inner cavity, and includes a water tube and an air pump. The air pump is connected to the inner cavity. One end of the water tube is disposed on the air pump, and the other end of the water tube is connected to the opening. A control assembly is disposed in the soft sleeve, and configured to control liquid to be ejected through the opening. Due to the liquid storage assembly and the opening at the insertion end of the phallus-like erotic device capable of ejecting a liquid, the control assembly controls the liquid to be ejected, which can simulate real experience of liquid ejecting.Type: GrantFiled: July 24, 2024Date of Patent: March 11, 2025Assignee: Shenzhen Envision Technology Innovation CoInventor: Lang Cun
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Patent number: 12186257Abstract: The present disclosure provides massager, comprising: a base body, a driving mechanism assembled in the base body, and a massage body drivingly connected to the driving mechanism, characterized in that the massage body comprises: a sleeve section is sleeved on the outside of the base body to relatively fix the massage body and the base body; a pressing section is connected to the end of the sleeve section and is drivingly connected to the driving mechanism, and a slap band is formed in the middle part, which is used to perform point-pressure massage on the external massaged area driven by the driving mechanism; the vibration section is used to absorb the power transmitted from the pressing section to massage the external massaged area. The present invention has an integrated design of the massage body, which can be quickly disassembled for deep cleaning of the massage body.Type: GrantFiled: May 13, 2024Date of Patent: January 7, 2025Inventors: Lang Cun, Xuefei Cai, Qing Ma
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Patent number: D1017824Type: GrantFiled: June 15, 2023Date of Patent: March 12, 2024Assignee: Shenzhen Envision Technology Innovation Co., Ltd.Inventor: Lang Cun
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Patent number: D1047204Type: GrantFiled: June 15, 2023Date of Patent: October 15, 2024Assignee: Shenzhen Envision Technology Innovation Co., Ltd.Inventor: Lang Cun
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Patent number: D1060702Type: GrantFiled: June 15, 2023Date of Patent: February 4, 2025Assignee: Shenzhen Envision Technology Innovation Co., Ltd.Inventor: Lang Cun
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Patent number: D1060703Type: GrantFiled: June 15, 2023Date of Patent: February 4, 2025Assignee: Shenzhen Envision Technology Innovation Co., Ltd.Inventor: Lang Cun
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Patent number: D1065569Type: GrantFiled: June 15, 2023Date of Patent: March 4, 2025Assignee: Shenzhen Envision Technology Innovation Co., Ltd.Inventor: Lang Cun