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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Publication number: 20220055505Abstract: 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: ApplicationFiled: November 7, 2021Publication date: February 24, 2022Inventor: Zheng-Wen GUO
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Patent number: 11198380Abstract: 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 retracted toward the first sidewall and a deployed position protruding sideways from the first sidewall, a spring for biasing the buffering part toward the stowed position, and a latching mechanism including a latch carried with the buffering part, the latch being movable between a locking state for locking the buffering part in the deployed position and an unlocking state for unlocking the buffering part so that the buffering part is rotatable relative to the seat shell.Type: GrantFiled: July 16, 2020Date of Patent: December 14, 2021Assignee: Wonderland Switzerland AGInventor: Zheng-Wen Guo
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Publication number: 20210284049Abstract: A child safety seat includes a seat shell and a buffering part. The seat shell includes a backrest portion and two sidewalls, the backrest portion having a front surface facing forward that is suitable to provide support for a child's back, the two sidewalls being respectively disposed at a left and a right side of the seat shell for restricting sideways movements of a child who sits in the seat shell, one of the two sidewalls having a sidewall portion located in front of the front surface. The buffering part is connected with the seat shell, the buffering part being operable to protrude sideways at an outer side of the sidewall portion.Type: ApplicationFiled: March 11, 2021Publication date: September 16, 2021Inventors: Xiao Long MO, Da Liang ZHANG, Zheng-Wen GUO, Ying-Zhong CHEN
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Publication number: 20210076842Abstract: 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 one hanging bar that has an end portion pivotally connected with the mounting portion, the hanging bar being rotatable for swinging the child support frame, wherein the end portion of the hanging bar is pivotally connected with the mounting portion at a position that is adjustable on the mounting portion.Type: ApplicationFiled: September 16, 2020Publication date: March 18, 2021Inventors: Zheng-Wen GUO, Junjie HU
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Publication number: 20210070244Abstract: A child safety seat includes a first and a second restraining device, and an alert device and a first and a second switch serially connected in a series circuit. Each of the first and second restraining device is deployable to engage with a corresponding structure provided in a vehicle, each of the first and second restraining devices being operable independently and having an idle position and a deployed position. The first and second switches are respectively coupled operatively to the first and second restraining device, and are respectively closed when the first restraining device is in the deployed position and the second restraining device in the idle position. The alert device is thereby activable to emit an alert signal when the first restraining device is in the deployed position and the second restraining device in the idle position.Type: ApplicationFiled: September 9, 2020Publication date: March 11, 2021Inventor: Zheng-Wen GUO
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Publication number: 20210070344Abstract: 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 of different inclinations. 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 includes a wheel mount latch adapted to engage and rotationally lock the wheel mount relative to the standing frame, and to disengage and unlock the wheel mount. The release mechanism includes an operating part carried with the handle frame and is configured so that the operating part is operable to cause the wheel mount latch to disengage the wheel mount when the handle frame is in the first position, the operating part being operatively decoupled from the wheel mount latch when the handle frame is in the second position.Type: ApplicationFiled: September 10, 2020Publication date: March 11, 2021Inventors: Zheng-Wen GUO, Er Xue WANG, Shoufeng HU, Mingxing SUN, Hongtao YIN
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Publication number: 20210070343Abstract: 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 engage and lock the wheel mount with respect to the standing frame and to disengage and unlock the wheel mount so that it is rotatable for changing orientation of a wheel axis, a link actuator coupled to the wheel mount latch via a linking part that is movable as the handle frame rotates for causing the wheel mount latch to engage or disengage the wheel mount, and a release mechanism including a cable assembly that couples an operating part carried with the handle frame to the wheel mount latch, the operating part being operable to cause the wheel mount latch to disengage the wheel mount in the first position of the handle frame.Type: ApplicationFiled: September 10, 2020Publication date: March 11, 2021Inventors: Zheng-Wen GUO, Er Xue WANG, Shoufeng HU, Mingxing SUN, Cheng-Nan CHIANG
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Publication number: 20210046968Abstract: An unlock device includes at least one operating member, a first unlock module and a second unlock module. The at least one operating member is movably disposed on a frame, wherein the frame is equipped with a first lock mechanism and a second lock mechanism. The first unlock module is movably disposed on the frame and connected to the first lock mechanism. The second unlock module is movably disposed on the frame and connected to the second lock mechanism. The at least one operating member moves to drive the first unlock module to move to unlock the first lock mechanism or drive the second unlock module to move to unlock the second lock mechanism.Type: ApplicationFiled: August 12, 2020Publication date: February 18, 2021Inventors: Leilei Zheng, Zheng-Wen Guo, Er-Xue Wang, Mingxing Sun, Shoufeng Hu
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Publication number: 20210016692Abstract: 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 retracted toward the first sidewall and a deployed position protruding sideways from the first sidewall, a spring for biasing the buffering part toward the stowed position, and a latching mechanism including a latch carried with the buffering part, the latch being movable between a locking state for locking the buffering part in the deployed position and an unlocking state for unlocking the buffering part so that the buffering part is rotatable relative to the seat shell.Type: ApplicationFiled: July 16, 2020Publication date: January 21, 2021Inventor: Zheng-Wen GUO
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Publication number: 20210015217Abstract: 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: ApplicationFiled: July 14, 2020Publication date: January 21, 2021Inventors: Manqun Cheng, Zheng-Wen Guo
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Publication number: 20200391783Abstract: 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: June 12, 2020Publication date: December 17, 2020Inventors: Leilei ZHENG, Zheng-Wen GUO, Er Xue WANG, Mingxing SUN, Shoufeng HU, Wanquan ZHU
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Patent number: 10286941Abstract: An infant stroller apparatus includes a front leg frame, a rear leg frame and a handle frame. The front leg frame has a first side portion fixedly connected with a first stop abutment. The rear leg frame has a second side portion having a protrusion. The handle frame has a side segment fixedly connected with a second stop abutment, the first and second side portions and the side segment being pivotally connected with one another about a common first pivot axis. The protrusion is restrictedly positioned between the first and second stop abutments when the infant stroller apparatus is in a deployed state.Type: GrantFiled: September 20, 2017Date of Patent: May 14, 2019Assignee: WONDERLAND NURSERYGOODS COMPANY LIMITEDInventors: Jian Qun Li, Zheng Wen Guo, Er Xue Wang
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Publication number: 20180001920Abstract: An infant stroller apparatus includes a front leg frame, a rear leg frame and a handle frame. The front leg frame has a first side portion fixedly connected with a first stop abutment. The rear leg frame has a second side portion having a protrusion. The handle frame has a side segment fixedly connected with a second stop abutment, the first and second side portions and the side segment being pivotally connected with one another about a common first pivot axis. The protrusion is restrictedly positioned between the first and second stop abutments when the infant stroller apparatus is in a deployed state.Type: ApplicationFiled: September 20, 2017Publication date: January 4, 2018Applicant: Wonderland Nurserygoods Company LimitedInventors: Jian Qun LI, Zheng Wen GUO, Er Xue WANG
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Patent number: 9796405Abstract: An infant stroller apparatus includes a front and a rear leg frame respectively having a first and a second side portion, a handle frame having a side segment, a seat frame and a bar linkage. The first and second side portions and the side segment are pivotally connected with one another about a first pivot axis. The seat frame is pivotally connected with the side segment about a second pivot axis. The bar linkage has a first and a second end respectively connected pivotally with the second side portion and the seat frame about a third and a fourth pivot axis. When the infant stroller apparatus is deployed, the second pivot axis is above the first pivot axis, the third pivot axis is above the first pivot axis, and the fourth pivot axis is above and behind the first pivot axis.Type: GrantFiled: October 26, 2016Date of Patent: October 24, 2017Assignee: Wonderland Nurserygoods Company LimitedInventors: Jian Qun Li, Zheng Wen Guo, Er Xue Wang
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Publication number: 20170144687Abstract: An infant stroller apparatus includes a front and a rear leg frame respectively having a first and a second side portion, a handle frame having a side segment, a seat frame and a bar linkage. The first and second side portions and the side segment are pivotally connected with one another about a first pivot axis. The seat frame is pivotally connected with the side segment about a second pivot axis. The bar linkage has a first and a second end respectively connected pivotally with the second side portion and the seat frame about a third and a fourth pivot axis. When the infant stroller apparatus is deployed, the second pivot axis is above the first pivot axis, the third pivot axis is above the first pivot axis, and the fourth pivot axis is above and behind the first pivot axis.Type: ApplicationFiled: October 26, 2016Publication date: May 25, 2017Applicant: Wonderland Nurserygoods Company LimitedInventors: Jian Qun LI, Zheng Wen GUO, Er Xue WANG
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Patent number: 9375095Abstract: A child holding accessory includes a reversible resting support and at least one fixture for attaching the resting support with a rigid support frame. The reversible resting support has a first and a second bearing surface facing opposite directions, the first and second bearing surfaces respectively having different profiles, and each of the first and second regions being positionable to be upwardly facing to receive a child thereon.Type: GrantFiled: December 4, 2014Date of Patent: June 28, 2016Assignee: Wonderland Nurserygoods Company LimitedInventors: Joseph F. Fiore, Jr., Curtis M. Hartenstine, Andrew J. Horst, Zheng-Wen Guo, Nangui Bu
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Patent number: 9327753Abstract: A wheel assembly includes a bottom base fixed with an axle, a wheel assembled to a bottom end of the bottom base, and a mounting base fixed with a mounting sleeve. The axle protrudes out of a top end of the bottom base, and is inserted into the mounting sleeve to assemble the bottom base to the mounting base. A resilient buffering member is sleeved on the axle and is clamped between the mounting sleeve and the bottom base. The resilient buffering member has at least one protruding portion that projects downward from a bottom surface thereof and that abuts against the bottom base.Type: GrantFiled: March 27, 2015Date of Patent: May 3, 2016Assignee: Wonderland Nurserygoods Company LimitedInventors: Zheng-Wen Guo, Wan-Quan Zhu
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Patent number: 9315123Abstract: A child safety seat assembly comprises a base, two connector arms assembled with the base, at least one latch assembled with the base and operable to lock the connector arms in position with the base, and at least a release actuator disposed between the connector arms and operatively connected with the latch. The connector arms are provided with locking fasteners operable to engage with an anchorage bracket in a vehicle to lock the base in place, the connector arms being movable relative to the base to adjust a length of extension of the connector arms outside the base. The release actuator is operable to drive an unlocking displacement of the latch to allow adjustment of the connector arms relative to the base.Type: GrantFiled: July 27, 2012Date of Patent: April 19, 2016Assignee: Wonderland Nurserygoods Company LimitedInventor: Zheng-Wen Guo
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Publication number: 20160068180Abstract: A wheel assembly includes a bottom base fixed with an axle, a wheel assembled to a bottom end of the bottom base, and a mounting base fixed with a mounting sleeve. The axle protrudes out of a top end of the bottom base, and is inserted into the mounting sleeve to assemble the bottom base to the mounting base. A resilient buffering member is sleeved on the axle and is clamped between the mounting sleeve and the bottom base. The resilient buffering member has at least one protruding portion that projects downward from a bottom surface thereof and that abuts against the bottom base.Type: ApplicationFiled: March 27, 2015Publication date: March 10, 2016Inventors: Zheng-Wen Guo, Wan-Quan Zhu
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Patent number: 9085250Abstract: A base suitable for use with a child safety carrier includes a shell body, a platform movably assembled with the shell body, a latch mechanism and a plurality of cushion structures. The latch mechanism includes a holding frame and a latch, the holding frame being affixed with one of the shell body and the platform, and the latch being assembled with the other one of the shell body and the platform. The holding frame includes locking openings, and the latch is operable to engage with any of the locking openings to lock the platform with the shell body. The cushion structures are respectively disposed adjacent to the locking openings. When collision occurs, the latch can interact with one of the cushion structures to cause deformation or break of the cushion structure so that the platform is displaced relative to the shell body.Type: GrantFiled: August 2, 2013Date of Patent: July 21, 2015Assignee: Wonderland Nurserygoods Company LimitedInventors: Chin Ming Cheng, Zheng-Wen Guo