Patents by Inventor Xiaolong YI
Xiaolong YI 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: 20260241973Abstract: A wheel braking mechanism includes a wheel base housing assembly. A side wall of the wheel base housing assembly is provided with a sliding hole. A braking assembly is mounted in the wheel base housing assembly. A braking pin is connected to the braking assembly. The braking pin is configured to slide in the sliding hole between a locking position and an unlocking position. A dust shield is engaged with the braking pin. The dust shield shields the sliding hole when the braking pin is in the locking position, the dust shield shields the sliding hole when the braking pin is in the unlocking position, the dust shield shields the sliding hole when the braking pin slides to and from the locking position and the unlocking position. Shielding by the dust shield prevents exposure of the sliding hole to an environment external to the wheel base housing assembly.Type: ApplicationFiled: April 9, 2026Publication date: August 20, 2026Inventor: Xiaolong YI
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Publication number: 20260233775Abstract: The present disclosure relates to a stroller, including a stroller frame, a seat assembly, a support rod set, and a locking mechanism. The seat assembly is movably arranged on the stroller frame and configured to carry a child. The support rod set is movably connected to the stroller frame and the seat assembly respectively. The support rod set is configured to adjust a height of the seat assembly. The locking mechanism selectively locks or unlocks the support rod set so that the seat assembly is fixed at a height position or the height of the seat assembly is adjustable. A seat height of the stroller can be easily and flexibly adjusted.Type: ApplicationFiled: January 18, 2024Publication date: August 13, 2026Inventors: Tao Yang, Pengcai He, Erxue Wang, Xiaolong Yi
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Publication number: 20260217298Abstract: A braking mechanism and a child stroller comprising the same. The braking mechanism includes: a first locking mechanism for locking a first wheel; wherein the first locking mechanism includes an operating member and a first elastic member, and locking and unlocking of the first wheel is realized by cooperation between the operating member and the first elastic member, the first elastic member provides a pressing force in a locking direction when the operating member of the first locking mechanism performs a locking operation, and provides a releasing force in an unlocking direction when the operating member of the first locking mechanism performs an unlocking operation.Type: ApplicationFiled: January 19, 2024Publication date: July 30, 2026Inventors: Xiaolong YI, Shoufeng HU
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Patent number: 12617447Abstract: The present application relates to a wheel braking mechanism, a frame and a child carrier. The wheel braking mechanism includes a wheel base housing assembly, a braking assembly mounted in the wheel base housing assembly, and a braking pin connected to the braking assembly. A side wall of the wheel base housing assembly is provided with a sliding hole configured to allow the braking pin to extend through. The braking pin is capable of sliding in the sliding hole between a locking position and an unlocking position. The wheel braking mechanism further includes a dust shield. The dust shield is engaged with the braking pin and shields the sliding hole to prevent external debris from entering an interior of the wheel base housing assembly through the sliding hole.Type: GrantFiled: March 3, 2023Date of Patent: May 5, 2026Assignee: WONDERLAND SWITZERLAND AGInventor: Xiaolong Yi
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Patent number: 12599249Abstract: An anti-rollover structure, applicable to the cot body, includes at least two fixing elements and at least two support elements. The fixing elements are adapted to be mounted on an outer bottom surface of the cot body. The support elements are rotatably disposed at the fixing elements respectively. When the support elements are on a support surface, the support elements are subjected to pressure from the cot body and thereby rotated to protrude protruded from the cot body. A carrying device and a baby carrier are further introduced. The carrying device and the baby carrier each have the anti-rollover structure.Type: GrantFiled: May 27, 2024Date of Patent: April 14, 2026Assignee: WONDERLAND SWITZERLAND AGInventor: Xiaolong Yi
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Publication number: 20250360957Abstract: The application discloses a parking structure including: a locking structure, capable of switching between a locked position that prevents a wheel from rotating and a released position that allows the wheel to rotate; and a drive structure, connected to the locking structure; wherein the drive structure is capable of being driven from an initial position to an active position, and automatically returning from the active position to the initial position, so as to perform a reciprocating motion, and one reciprocating motion of the drive structure causes the locking structure to switch from the released position to the locked position or from the locked position to the released position. A child stroller is also disclosed.Type: ApplicationFiled: June 5, 2023Publication date: November 27, 2025Inventor: Xiaolong YI
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Publication number: 20250277505Abstract: A connecting structure is provided, including: a first joint component and a second joint component pivotable relative to each other around an axial direction; and a connecting member extending through the second joint component in the axial direction and inserted into and screwedly connected to the first joint component to restrict a separation of the first joint component from the second joint component in a direction parallel to the axial direction. The connecting member is spaced apart from the second joint component.Type: ApplicationFiled: March 4, 2025Publication date: September 4, 2025Applicant: WONDERLAND SWITZERLAND AGInventors: Shoufeng HU, Xiaolong YI, Erxue WANG
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Patent number: 12280816Abstract: A folding device of a stroller includes a folding assembly which is configured to fold the stroller and a safety assembly. The folding assembly includes an operable pull handle. The pull handle is slidably sleeved over a handle frame of the stroller and is movable between a holding position and a release position. The safety assembly is configured to cooperate with the folding assembly, in which the safety assembly includes a locking member for preventing misoperation of the pull handle, and the locking member is switchable between a locked position and an unlocked position. The locking member is configured to prevent the pull handle from moving to the release position responsive to the locking member being in the locked position; and the locking member is entirely located inside the handle frame responsive to the locking member being in the unlocked position.Type: GrantFiled: April 12, 2022Date of Patent: April 22, 2025Assignee: WONDERLAND SWITZERLAND AGInventor: Xiaolong Yi
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Patent number: 12227222Abstract: The present invention discloses a stroller handle lock auxiliary structure disposed in a stroller frame of a stroller. The stroller frame includes a lower frame and a stroller handle pivotally connected on the lower frame. The lower frame includes a first linking rod. The first linking rod is provided with a fitting portion protruding toward an outer side of the lower frame, and the stroller handle is provided with a reversing sliding sleeve matching with the fitting portion. The stroller handle lock auxiliary structure includes a rib that pushes the first linking rod toward the outer side of the lower frame.Type: GrantFiled: February 6, 2024Date of Patent: February 18, 2025Assignee: WONDERLAND SWITZERLAND AGInventor: Xiaolong Yi
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Publication number: 20250042461Abstract: The disclosure provides an auxiliary mechanism for assisting folding or unfolding a frame of a pushcart as well as a pushcart. The frame includes a first rod and a second rod being pivotable relative to each other. When the first rod and the second rod are relatively pivoted to a first position, the frame is in an unfolded state; and when the first rod and the second rod are relatively pivoted to a second position, the frame is in a folded state, wherein the auxiliary mechanism includes an elastic member, the elastic member drives the first rod and the second rod to be relatively pivoted towards the first position or towards the second position. The auxiliary mechanism according to the disclosure facilitates the user to unfold or fold the frame more easily, and enables the frame to be unfolded or folded in place, thus avoiding potential safety hazards.Type: ApplicationFiled: January 13, 2023Publication date: February 6, 2025Inventors: Xiaolong YI, Liwu FANG
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Publication number: 20240383519Abstract: The disclosure provides a seat-bed dual-purpose support switching mechanism for a seat and a bearing device including a bearing support with rotary holders rotatably arranged on fixing holders on opposite sides of the bearing device, so that the bearing support can pivotably swing between a seat position and a carrycot position, and a switching assembly for the rotary holder to drive a locking member to be away from the fixing holder via a driving lever so that the bearing support is unlocked to pivotably swing, or to drive the locking member to be close to the fixing holder with the driving lever so that the bearing support is locked after a pivotal swing.Type: ApplicationFiled: July 7, 2022Publication date: November 21, 2024Inventor: Xiaolong YI
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Publication number: 20240359722Abstract: A stroller includes a stroller frame, a carrier, and a carrier adjusting mechanism including a base, a locking structure, a locking device, a limiting structure, and a release actuator. The base is connected to the stroller frame. The locking structure is connected to the carrier and pivoted to the base. The locking device is disposed between the base and the locking structure. The locking device includes a first engaging structure, a second engaging structure, and a locking member. The locking member is engaged with the first engaging structure at a first position or the second engaging structure at the second position. The limiting structure is disposed between the locking structure and the base for limiting a rotation range of the locking structure. The release actuator is connected to the locking device for disengaging the locking member from the first engaging structure or the second engaging structure.Type: ApplicationFiled: July 10, 2024Publication date: October 31, 2024Applicant: Wonderland Switzerland AGInventor: Xiaolong Yi
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Publication number: 20240308566Abstract: An anti-rollover structure, applicable to the cot body, includes at least two fixing elements and at least two support elements. The fixing elements are adapted to be mounted on an outer bottom surface of the cot body. The support elements are rotatably disposed at the fixing elements respectively. When the support elements are on a support surface, the support elements are subjected to pressure from the cot body and thereby rotated to protrude protruded from the cot body. A carrying device and a baby carrier are further introduced. The carrying device and the baby carrier each have the anti-rollover structure.Type: ApplicationFiled: May 27, 2024Publication date: September 19, 2024Applicant: WONDERLAND SWITZERLAND AGInventor: XIAOLONG YI
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Patent number: 12077204Abstract: A carrier adjusting mechanism is applied to a stroller including a stroller frame and a carrier and includes a base, a locking structure, a locking device, and a release actuator. The base is connected to the stroller frame. The locking structure is connected to the carrier and pivoted to the base. The locking device is disposed between the base and the locking structure. The locking device includes a first engaging structure, a second engaging structure, and a locking member. The locking member is engaged with the first engaging structure at a first position or the second engaging structure at the second position. The release actuator is connected to the locking device via a link member for disengaging the locking member from the first engaging structure or the second engaging structure, to allow the locking structure to move between the first position and the second position together with the carrier.Type: GrantFiled: April 27, 2023Date of Patent: September 3, 2024Assignee: Wonderland Switzerland AGInventor: Xiaolong Yi
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Patent number: 12037039Abstract: A child stroller apparatus includes a stroller frame, and a mounting system including a first coupling part provided on the stroller frame, and an adapter suitable to receive the installation of a detachable component. The adapter is installable on and detachable from the first coupling portion, wherein the adapter includes a support body having a second coupling portion and a third coupling portion, the second coupling portion being detachably connectible with the first coupling portion, and the third coupling portion being detachably connectible with the detachable component.Type: GrantFiled: May 10, 2023Date of Patent: July 16, 2024Assignee: WONDERLAND SWITZERLAND AGInventor: Xiaolong Yi
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Patent number: 12024217Abstract: An anti-rollover structure, applicable to the cot body, includes a fixing element and a support element. The fixing element is adapted to be mounted on the outer bottom surface of the cot body. The support element is movably disposed at the fixing element and subjected to pressure from the cot body and thus protrudes from the cot body. The anti-rollover structure is structurally simple and easy to use. A carrying device and a baby carrier are further introduced. The carrying device and the baby carrier each have the anti-rollover structure.Type: GrantFiled: May 5, 2021Date of Patent: July 2, 2024Assignee: WONDERLAND SWITZERLAND AGInventor: Xiaolong Yi
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Publication number: 20240174280Abstract: The present invention discloses a stroller handle lock auxiliary structure disposed in a stroller frame of a stroller. The stroller frame includes a lower frame and a stroller handle pivotally connected on the lower frame. The lower frame includes a first linking rod. The first linking rod is provided with a fitting portion protruding toward an outer side of the lower frame, and the stroller handle is provided with a reversing sliding sleeve matching with the fitting portion. The stroller handle lock auxiliary structure includes a rib that pushes the first linking rod toward the outer side of the lower frame.Type: ApplicationFiled: February 6, 2024Publication date: May 30, 2024Applicant: WONDERLAND SWITZERLAND AGInventor: Xiaolong Yi
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Patent number: 11970200Abstract: The present invention discloses a stroller handle lock auxiliary structure disposed in a stroller frame of a stroller. The stroller frame includes a lower frame and a stroller handle pivotally connected on the lower frame. The lower frame includes a first linking rod. The first linking rod is provided with a fitting portion protruding toward an outer side of the lower frame, and the stroller handle is provided with a reversing sliding sleeve matching with the fitting portion. The stroller handle lock auxiliary structure includes a rib that pushes the first linking rod toward the outer side of the lower frame.Type: GrantFiled: July 28, 2021Date of Patent: April 30, 2024Assignee: Wonderland Switzerland AGInventor: Xiaolong Yi
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Patent number: D1039449Type: GrantFiled: November 9, 2023Date of Patent: August 20, 2024Assignee: Wonderland Switzerland AGInventor: Xiaolong Yi
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Patent number: D1045683Type: GrantFiled: December 8, 2021Date of Patent: October 8, 2024Assignee: Wonderland Switzerland AGInventor: Xiaolong Yi