Patents by Inventor Zheng-Wen Guo
Zheng-Wen Guo 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: 12291259Abstract: A wheeled carrying apparatus includes a handle frame rotatable relative to a standing frame between a first and a second position, a wheel mount pivotally connected with the standing frame, a wheel mount latch adapted to lock and unlock the wheel mount with respect to the standing frame, an actuating assembly coupling the wheel mount latch to the handle frame so that the wheel mount latch is movable to engage and disengage the wheel mount in response to a rotation of the handle frame, and a release mechanism including an operating part that is coupled to the actuating assembly via a cable assembly, the operating part being operable to cause the wheel mount latch to disengage from the wheel mount when the handle frame is in the first position.Type: GrantFiled: April 15, 2024Date of Patent: May 6, 2025Assignee: WONDERLAND SWITZERLAND AGInventors: Zheng-Wen Guo, Er Xue Wang, Shoufeng Hu, Mingxing Sun, Cheng-Nan Chiang
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Patent number: 12275337Abstract: A child safety seat includes a seat shell having a sidewall for restricting a sideways movement of a child sitting on the seat shell, the sidewall being provided with a locking slot, a buffering part movably connected with the seat shell, and a latching mechanism including a latch carried with the buffering part. The buffering part is movable between a stowed position where the buffering part is retracted toward the sidewall, and a deployed position where the buffering part protrudes sideways from the sidewall. The latch is movable relative to the buffering part between a locking state where the latch is engaged with the locking slot for locking the buffering part to the seat shell, and an unlocking state where the latch is disengaged from the locking slot for unlocking the buffering part so that the buffering part is movable relative to the seat shell.Type: GrantFiled: February 28, 2024Date of Patent: April 15, 2025Assignee: Wonderland Switzerland AGInventor: Zheng-Wen Guo
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Publication number: 20250001917Abstract: A child safety seat includes a seat shell and a buffering part. The seat shell includes a backrest portion having a front surface and at least one sidewall arranged at a side of the front surface, and an opening is formed in the sidewall. The buffering part is arranged at the sidewall, the buffering part being rotatable relative to the sidewall between a first position and a second position, wherein the buffering part is positioned at the sidewall such that during a sideways collision the buffering part urges the sidewall to bend inwardly.Type: ApplicationFiled: September 9, 2024Publication date: January 2, 2025Inventors: Xiao Long Mo, Da Liang Zhang, Zheng-Wen Guo, Ying-Zhong Chen
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Patent number: 12172693Abstract: A wheeled carrying apparatus includes a standing frame, a handle frame, a wheel mount, a locking assembly and a release mechanism. The handle frame is rotatable between a first and a second position. The wheel mount carries a wheel and is rotatable relative to the standing frame for changing an orientation of the wheel axis. The locking assembly is configured to rotationally lock the wheel mount with respect to the standing frame, and configured to unlock the wheel mount so that the wheel mount is rotatable relative to the standing frame for changing an orientation of the wheel axis. The release mechanism includes a first portion provided on the standing frame and coupled to the locking mechanism, and a second portion carried with the handle frame, the second portion being movable along with the handle frame toward and away from the first portion during rotation of the handle frame between the first position and the second position.Type: GrantFiled: September 15, 2022Date of Patent: December 24, 2024Assignee: Wonderland Switzerland AGInventors: Zheng-Wen Guo, Er Xue Wang, Shoufeng Hu, Mingxing Sun, Hongtao Yin
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Publication number: 20240351626Abstract: A wheeled carrying apparatus includes a standing frame, a handle frame, a wheel mount, a locking assembly and a release mechanism. The handle frame is rotatable between a first and a second position. The wheel mount carries a wheel and is rotatable relative to the standing frame for changing an orientation of the wheel axis. The locking assembly is configured to rotationally lock the wheel mount with respect to the standing frame, and configured to unlock the wheel mount so that the wheel mount is rotatable relative to the standing frame for changing an orientation of the wheel axis. The release mechanism includes a first portion provided on the standing frame and coupled to the locking mechanism, and a second portion carried with the handle frame, the second portion being movable along with the handle frame toward and away from the first portion during rotation of the handle frame.Type: ApplicationFiled: July 2, 2024Publication date: October 24, 2024Applicant: Wonderland Switzerland AGInventors: Zheng-Wen GUO, Er Xue Wang, Shoufeng Hu, Mingxing Sun, Hongtao Yin
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Publication number: 20240349909Abstract: A child care apparatus includes a standing frame having a mounting portion, and a child support frame held on the standing frame via at least a first and a second hanging bar that respectively have a first and a second end portion pivotally connected with the mounting portion, the first hanging bar and the second hanging bar being rotatable for swinging the child support frame. The first end portion is fixedly attachable to the second end portion with a coupling part, the coupling part being attached to the first hanging bar and having an inner cavity adapted to receive the second end portion, the coupling part being operable to close over the inner cavity and to open for access to the inner cavity, the coupling part being adapted to pivotally couple the first hanging bar and the second hanging bar to the mounting portion.Type: ApplicationFiled: July 2, 2024Publication date: October 24, 2024Inventors: Zheng-Wen GUO, Junjie HU
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Publication number: 20240336222Abstract: A buckle (100) includes a male buckle (110), a female buckle (120), and an actuating structure (130) disposed between the male buckle (110) and the female buckle (120). When the male buckle (110) and the female buckle (120) are engaged, the actuating structure (130) generates an actuating signal. When the male buckle (110) and the female buckle (120) are disengaged, the actuating structure (130) generates a disconnecting signal. A control circuit operates according to the actuating signal or the disconnecting signal, such that the control circuit is actuated more conveniently and the structure of the buckle (100) is simple.Type: ApplicationFiled: June 19, 2024Publication date: October 10, 2024Applicant: WONDERLAND SWITZERLAND AGInventors: Zheng-Wen GUO, Manqun Cheng
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Publication number: 20240262409Abstract: A wheeled carrying apparatus includes a handle frame rotatable relative to a standing frame between a first and a second position, a wheel mount pivotally connected with the standing frame, a wheel mount latch adapted to lock and unlock the wheel mount with respect to the standing frame, an actuating assembly coupling the wheel mount latch to the handle frame so that the wheel mount latch is movable to engage and disengage the wheel mount in response to a rotation of the handle frame, and a release mechanism including an operating part that is coupled to the actuating assembly via a cable assembly, the operating part being operable to cause the wheel mount latch to disengage from the wheel mount when the handle frame is in the first position.Type: ApplicationFiled: April 15, 2024Publication date: August 8, 2024Inventors: Zheng-Wen GUO, Er Xue WANG, Shoufeng HU, Mingxing SUN, Cheng-Nan CHIANG
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Patent number: 12053103Abstract: A child care apparatus includes a standing frame including a mounting portion, and a child support frame held on the standing frame via at least a first and a second hanging bar that are disposed at a same side of the child support frame, the first hanging bar having a first end portion pivotally connected with the mounting portion, and the second hanging bar having a second end portion pivotally connected with the mounting portion. Each of the first end portion and the second end portion is pivotally connected with the mounting portion at a position that is adjustable on the mounting portion.Type: GrantFiled: July 14, 2022Date of Patent: August 6, 2024Assignee: Wonderland Switzerland AGInventors: Zheng-Wen Guo, Junjie Hu
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Patent number: 12049189Abstract: A buckle (100) includes a male buckle (110), a female buckle (120), and an actuating structure (130) disposed between the male buckle (110) and the female buckle (120). When the male buckle (110) and the female buckle (120) are engaged, the actuating structure (130) generates an actuating signal. When the male buckle (110) and the female buckle (120) are disengaged, the actuating structure (130) generates a disconnecting signal. A control circuit operates according to the actuating signal or the disconnecting signal, such that the control circuit is actuated more conveniently and the structure of the buckle (100) is simple.Type: GrantFiled: November 13, 2020Date of Patent: July 30, 2024Assignee: WONDERLAND SWITZERLAND AGInventors: Zheng-Wen Guo, Manqun Cheng
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Publication number: 20240198869Abstract: A child safety seat includes a seat shell having a sidewall for restricting a sideways movement of a child sitting on the seat shell, the sidewall being provided with a locking slot, a buffering part movably connected with the seat shell, and a latching mechanism including a latch carried with the buffering part. The buffering part is movable between a stowed position where the buffering part is retracted toward the sidewall, and a deployed position where the buffering part protrudes sideways from the sidewall. The latch is movable relative to the buffering part between a locking state where the latch is engaged with the locking slot for locking the buffering part to the seat shell, and an unlocking state where the latch is disengaged from the locking slot for unlocking the buffering part so that the buffering part is movable relative to the seat shell.Type: ApplicationFiled: February 28, 2024Publication date: June 20, 2024Inventor: Zheng-Wen GUO
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Patent number: 11993302Abstract: A wheeled carrying apparatus includes a frame structure including a standing frame, a wheel mount carrying a wheel and pivotally connected with the standing frame, the wheel being rotatable relative to the first wheel mount about a wheel axis, a locking assembly including a wheel mount latch movably connected with the standing frame, the wheel mount latch being engaged with the wheel mount to rotationally lock the first wheel mount with respect to the standing frame, and disengaged from the wheel mount to unlock the wheel mount for rotation of the wheel mount to change an orientation of the wheel axis, an actuating assembly coupled to the wheel mount latch and including one or more linking part, and a release mechanism including an operating part provided on the frame structure that is operable to cause the actuating assembly to pull the wheel mount latch to disengage from the wheel mount.Type: GrantFiled: June 12, 2020Date of Patent: May 28, 2024Assignee: WONDERLAND SWITZERLAND AGInventors: Leilei Zheng, Zheng-Wen Guo, Er Xue Wang, Mingxing Sun, Shoufeng Hu, Wanquan Zhu
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Patent number: 11987281Abstract: A wheeled carrying apparatus includes a handle frame rotatable relative to a standing frame between a first and a second position, a wheel mount pivotally connected with the standing frame, a wheel mount latch adapted to lock and unlock the wheel mount with respect to the standing frame, an actuating assembly coupling the wheel mount latch to the handle frame so that the wheel mount latch is movable to engage and disengage the wheel mount in response to a rotation of the handle frame, and a release mechanism including an operating part that is coupled to the actuating assembly via a cable assembly. The cable assembly includes a flexible part configured to stretch or loosen as the handle frame rotates between the two positions, the operating part being operable to cause the wheel mount latch to disengage from the wheel mount when the handle frame is in the first position.Type: GrantFiled: May 12, 2022Date of Patent: May 21, 2024Assignee: WONDERLAND SWITZERLAND AGInventors: Zheng-Wen Guo, Er Xue Wang, Shoufeng Hu, Mingxing Sun, Cheng-Nan Chiang
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Publication number: 20240124043Abstract: A wheeled carrying apparatus includes a frame structure including a standing frame, a wheel mount carrying a wheel and pivotally connected with the standing frame, the wheel being rotatable relative to the first wheel mount about a wheel axis, a locking assembly including a wheel mount latch movably connected with the standing frame, the wheel mount latch being engaged with the wheel mount to rotationally lock the first wheel mount with respect to the standing frame, and disengaged from the wheel mount to unlock the wheel mount for rotation of the wheel mount to change an orientation of the wheel axis, an actuating assembly coupled to the wheel mount latch and including one or more linking part, and a release mechanism including an operating part provided on the frame structure that is operable to cause the actuating assembly to pull the wheel mount latch to disengage from the wheel mount.Type: ApplicationFiled: December 21, 2023Publication date: April 18, 2024Inventors: Leilei ZHENG, Zheng-Wen GUO, Er Xue WANG, Mingxing SUN, Shoufeng HU, Wanquan ZHU
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Patent number: 11945345Abstract: A child safety seat includes a seat shell having two sidewalls respectively provided at a left and a right side of the seat shell for restricting sideways movement of a child sitting on the seat shell, the two sidewalls including a first and a second sidewall, a buffering part movably connected with the seat shell, the buffering part being movable between a stowed position where the buffering part is retracted toward the first sidewall, and a deployed position where the buffering part protrudes sideways from the first sidewall, and a latching mechanism including a latch carried with the buffering part, the latch being movable relative to the buffering part between a locking state for locking the buffering part in position relative to the seat shell and an unlocking state for unlocking the buffering part so that the buffering part is rotatable relative to the seat shell.Type: GrantFiled: November 7, 2021Date of Patent: April 2, 2024Assignee: Wonderland Switzerland AGInventor: Zheng-Wen Guo
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Patent number: 11925241Abstract: A buckle assembly includes a first buckle component, a second buckle component and an operating component. The first buckle component includes a locked portion. The second buckle component includes a locking portion. The locking portion engages with the locked portion along a lateral direction of the buckle assembly when the second buckle component is mated with the first buckle component along a mating direction. The operating component is partially embedded in and partially exposed out of the second buckle component. The operating component is slidable relative to the second buckle component. The operating component drives the locking portion to move away from the locked portion for disengaging the locking portion from the locked portion during a sliding movement of the operating component relative to the second buckle component. The present invention has advantage of saving labor and easy operation.Type: GrantFiled: June 6, 2022Date of Patent: March 12, 2024Assignee: Wonderland Switzerland AGInventors: Manqun Cheng, Zheng-Wen Guo
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Patent number: 11884227Abstract: A child safety seat includes a restraining device, and an alert device and a switch serially connected in a series circuit. The restraining device includes a strap and a tether connector provided at a free end of the strap, the restraining device having an idle position and a deployed position, the restraining device being arranged in the deployed position to engage with a corresponding structure provided in a vehicle for restraining the child safety seat. The switch is operatively coupled to the restraining device and has an open state and a closed state, each of the open state and the closed state of the switch uniquely corresponding to one of the idle position and the deployed position of the restraining device. The alert device is activable to emit an alert signal when the series circuit is closed.Type: GrantFiled: November 1, 2022Date of Patent: January 30, 2024Assignee: Wonderland Switzerland AGInventor: Zheng-Wen Guo
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Publication number: 20230389657Abstract: A buckle assembly can include a first buckle, a second buckle, and an operating component. The first buckle component can include a locked portion. The second buckle component can be configured to be engaged with the first buckle component, and the second buckle component can include a locking portion engageable with the locked portion. The operating component can be partially embedded in the second buckle component and partially exposed out of the second buckle component. The operating component can be slidable relative to the second buckle component such that sliding movement of the operating component relative to the second buckle component causes disengagement between the first buckle component and the second buckle component. The operating component can include an abutting portion, and the abutting portion can abut against the locking portion to resiliently deform the locking portion during the sliding movement of the operating component.Type: ApplicationFiled: August 17, 2023Publication date: December 7, 2023Inventors: Manqun Cheng, Zheng-Wen Guo
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Publication number: 20230339373Abstract: A child safety seat includes a seat shell and a buffering part. The seat shell includes a backrest portion having a front surface and at least one sidewall arranged at a side of the front surface, and an opening is formed in the sidewall. The buffering part is arranged at the sidewall, the buffering part being rotatable relative to the sidewall between a first position and a second position, wherein the buffering part is positioned at the sidewall such that during a sideways collision the buffering part urges the sidewall to bend inwardly.Type: ApplicationFiled: June 28, 2023Publication date: October 26, 2023Inventors: Xiao Long Mo, Da Liang Zhang, Zheng-Wen Guo, Ying-Zhong Chen
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Publication number: 20230303150Abstract: An unlock device includes at least one operating member, a retaining mechanism and at least one unlock module. The at least one operating member is movably disposed on a frame, wherein the frame is equipped with at least one lock mechanism. The retaining mechanism is disposed on the at least one operating member. The at least one unlock module is movably disposed on the frame and connected to the at least one lock mechanism. When the at least one operating member moves to drive the at least one unlock module to move to unlock the at least one lock mechanism, the retaining mechanism retains the at least one operating member at an unlock position.Type: ApplicationFiled: May 7, 2023Publication date: September 28, 2023Applicant: Wonderland Switzerland AGInventors: Leilei Zheng, Zheng-Wen Guo, Er-Xue Wang, Mingxing Sun, Shoufeng Hu