Patents by Inventor Wenyi Fan
Wenyi Fan 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: 11600457Abstract: The present disclosure belongs to the technical field of switches, and particularly relates to a button switch. The button switch comprises a base, an upper cover plate and a lower cover plate are arranged on the upper side and the lower side of the base respectively, a circuit board is arranged in the base, input wiring terminals and output insertion pieces are connected to the circuit board, a switch assembly for controlling the communication of the input wiring terminals and the output insertion pieces is arranged between the input wiring terminals and the output insertion pieces The button switch is stable in use process, stable in contact, long in service life, not prone to damage and convenient to maintain, and can be widely applied to various handheld electric tools.Type: GrantFiled: November 18, 2021Date of Patent: March 7, 2023Inventors: Wenyi Fan, Shuhua Men
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Patent number: 11402797Abstract: A process cartridge removably disposed in an imaging device provided with a rotational force output head. The process cartridge (100) includes a cartridge body, a rotation component having a rotation axis L1, and a driving force receiving assembly. The driving force receiving assembly is disposed at an end of the cartridge body, and includes a rotational force receiving member and a position adjusting mechanism. The rotational force receiving member is provided with a rotational force receiving portion, a connection portion, and a rotational force transmitting portion. The position adjusting mechanism enables the rotational force receiving member to rotate in a preset direction.Type: GrantFiled: August 2, 2019Date of Patent: August 2, 2022Assignee: ZHUHAI UN-TERN IMAGING PRODUCTS CO., LTDInventor: Wenyi Fan
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Publication number: 20220076905Abstract: The present disclosure belongs to the technical field of switches, and particularly relates to a button switch. The button switch comprises a base, an upper cover plate and a lower cover plate are arranged on the upper side and the lower side of the base respectively, a circuit board is arranged in the base, input wiring terminals and output insertion pieces are connected to the circuit board, a switch assembly for controlling the communication of the input wiring terminals and the output insertion pieces is arranged between the input wiring terminals and the output insertion pieces The button switch is stable in use process, stable in contact, long in service life, not prone to damage and convenient to maintain, and can be widely applied to various handheld electric tools.Type: ApplicationFiled: November 18, 2021Publication date: March 10, 2022Inventors: Wenyi Fan, Shuhua Men
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Publication number: 20210165363Abstract: A process cartridge removably disposed in an imaging device provided with a rotational force output head. The process cartridge (100) includes a cartridge body, a rotation component having a rotation axis L1, and a driving force receiving assembly. The driving force receiving assembly is disposed at an end of the cartridge body, and includes a rotational force receiving member and a position adjusting mechanism. The rotational force receiving member is provided with a rotational force receiving portion, a connection portion, and a rotational force transmitting portion. The position adjusting mechanism enables the rotational force receiving member to rotate in a preset direction.Type: ApplicationFiled: August 2, 2019Publication date: June 3, 2021Applicant: ZHUHAI UN-TERN IMAGING PRODUCTS CO., LTDInventor: Wenyi FAN
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Patent number: 9442424Abstract: The present invention discloses a developing cartridge for a laser printer, comprising a stirring wheel and an activation mechanism, the activation mechanism comprising a diameter-changing wheel, a return spring and a sliding block, wherein the diameter-changing wheel is parallel with an axial direction of the stirring wheel and includes two sections of arcs, a larger diameter arc of the two sections of arcs is meshed with the stirring wheel, a protruding block is provided on a lateral end wall at a side of the axial direction of the diameter-changing wheel facing the end cover, a part of the end cover corresponding to the diameter-changing wheel is provided as an inclined wall, the inclined wall is provided with a sliding groove, the sliding block is mounted in the sliding groove, the return spring presses the sliding block in the sliding groove at one end close to the diameter-changing wheel.Type: GrantFiled: December 23, 2013Date of Patent: September 13, 2016Assignee: PRINT-RITE · UNICORN IMAGE PRODUCTS CO., LTD. OF ZHUHAIInventors: Wenyi Fan, Qile Wang
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Publication number: 20160041502Abstract: The present invention discloses a developing cartridge for a laser printer, comprising a stirring wheel and an activation mechanism, the activation mechanism comprising a diameter-changing wheel, a return spring and a sliding block, wherein the diameter-changing wheel is parallel with an axial direction of the stirring wheel and includes two sections of arcs, a larger diameter arc of the two sections of arcs is meshed with the stirring wheel, a protruding block is provided on a lateral end wall at a side of the axial direction of the diameter-changing wheel facing the end cover, a part of the end cover corresponding to the diameter-changing wheel is provided as an inclined wall, the inclined wall is provided with a sliding groove, the sliding block is mounted in the sliding groove, the return spring presses the sliding block in the sliding groove at one end close to the diameter-changing wheel.Type: ApplicationFiled: December 23, 2013Publication date: February 11, 2016Applicant: PRINT-RITE º UNICORN IMAGE PRODUCTS CO., LTD. OF ZHUHAIInventors: Wenyi FAN, Qile WANG
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Publication number: 20140219690Abstract: A developer cartridge comprises a cartridge box, a stirring member, a developing roller, a gear set which receives driving force and drives the stirring member and the developing roller; a rotation member which is installed on the exterior wall of the cartridge box and is provided with a clutch gear and a coaxial cam wherein the clutch gear has a small-diameter portion which is clearance-fitted with one gear top of the gear set and a large-diameter portion which is interference-fitted with the gear top and wherein the large-diameter portion is provided with an elastic friction layer along the circumference and the cam is in a staggered phase with the clutch gear; a contact member which is installed on the exterior wall of the cartridge box and has a contact end and a trigger end; and an elastic member which is installed between the cartridge box and the contact member.Type: ApplicationFiled: September 7, 2012Publication date: August 7, 2014Applicant: "PRINT-RITE"." UNICORN" IMAGE PRODUCTS CO., LTD. OF ZHUHAIInventors: Zhengguang Li, Wenyi Fan
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Patent number: D772336Type: GrantFiled: November 25, 2014Date of Patent: November 22, 2016Assignee: PRINT-RITE • UNICORN IMAGE PRODUCTS CO., LTD. OF ZHUHAIInventors: Wenyi Fan, Wugang Tan
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Patent number: D796573Type: GrantFiled: April 29, 2015Date of Patent: September 5, 2017Assignee: PRINT-RITE—UNICORN IMAGE PRODUCTS CO., LTD. OF ZHUHAIInventors: Zhengguang Li, Wenyi Fan