Patents by Inventor Jackson Kwok
Jackson Kwok 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: 12162528Abstract: A collapsible stroller comprising a handle assembly, a front leg assembly and a rear leg assembly pivotably connected to one another such that the stroller is able to be moved between a folded configuration, where the front leg and handle assemblies are folded to positions substantially adjacent to the rear leg assembly, and an unfolded configuration, where the front leg and handle assemblies are unfolded to positions away from the rear leg assembly, and a link assembly comprising a front member and a rear member pivotally connected to one another, wherein the front member is pivotally connected to an intermediate portion of the front leg assembly and the rear member is pivotally connected to an intermediate portion of the rear leg assembly, such that when the stroller is moved to its folded configuration the front and rear members are folded toward each other to lie substantially adjacent to one another and the front and rear leg assemblies, and when the stroller is moved to its unfolded configuration the frType: GrantFiled: June 9, 2023Date of Patent: December 10, 2024Assignee: Britax Childcare Hong Kong LtdInventors: Jackson Kwok, Bill Yang
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Publication number: 20230311969Abstract: A collapsible stroller comprising a handle assembly, a front leg assembly and a rear leg assembly pivotably connected to one another such that the stroller is able to be moved between a folded configuration, where the front leg and handle assemblies are folded to positions substantially adjacent to the rear leg assembly, and an unfolded configuration, where the front leg and handle assemblies are unfolded to positions away from the rear leg assembly, and a link assembly comprising a front member and a rear member pivotally connected to one another, wherein the front member is pivotally connected to an intermediate portion of the front leg assembly and the rear member is pivotally connected to an intermediate portion of the rear leg assembly, such that when the stroller is moved to its folded configuration the front and rear members are folded toward each other to lie substantially adjacent to one another and the front and rear leg assemblies, and when the stroller is moved to its unfolded configuration the frType: ApplicationFiled: June 9, 2023Publication date: October 5, 2023Inventors: Jackson Kwok, Bill Yang
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Patent number: 11673595Abstract: A collapsible stroller comprising a handle assembly, a front leg assembly and a rear leg assembly pivotably connected to one another such that the stroller is able to be moved between a folded configuration, where the front leg and handle assemblies are folded to positions substantially adjacent to the rear leg assembly, and an unfolded configuration, where the front leg and handle assemblies are unfolded to positions away from the rear leg assembly, and a link assembly comprising a front member and a rear member pivotally connected to one another, wherein the front member is pivotally connected to an intermediate portion of the front leg assembly and the rear member is pivotally connected to an intermediate portion of the rear leg assembly, such that when the stroller is moved to its folded configuration the front and rear members are folded toward each other to lie substantially adjacent to one another and the front and rear leg assemblies, and when the stroller is moved to its unfolded configuration the frType: GrantFiled: February 10, 2022Date of Patent: June 13, 2023Assignee: BRITAX CHILDCARE HONG KONG LTDInventors: Jackson Kwok, Bill Yang
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Patent number: 11479152Abstract: A child safety seat (1) is held in a vehicle by a vehicle seat belt (70). The child safety seat (1) includes a seat shell comprising a base section (20) and a backrest section (10), and a tensioning system (50) that acts to alter the effective path of travel of the vehicle seat belt (70). The tensioning system (50) comprises a pair of belt carriages (56) for acting upon intermediate portions of the belt (70). The belt carriages (56) are adjustably moveable relative to the seat shell such that the effective path of travel of the vehicle seat belt (70) is able to be adjusted to increase tension in the seat belt (70). The child safety seat (1) can be correctly installed in the vehicle and can ensure that any remaining slack is removed from the vehicle seat belt (70), such that in the event of an accident, movement of the child safety seat (1) relative to the vehicle is reduced.Type: GrantFiled: July 24, 2018Date of Patent: October 25, 2022Assignee: BRITAX CHILDCARE (ZHONGSHAN) COMPANY LIMITEDInventors: Alberto Garcia Urrea, Jackson Kwok, Oliver Gao, Meiping Huang
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Publication number: 20220234638Abstract: A collapsible stroller comprising a handle assembly, a front leg assembly and a rear leg assembly pivotably connected to one another such that the stroller is able to be moved between a folded configuration, where the front leg and handle assemblies are folded to positions substantially adjacent to the rear leg assembly, and an unfolded configuration, where the front leg and handle assemblies are unfolded to positions away from the rear leg assembly, and a link assembly comprising a front member and a rear member pivotally connected to one another, wherein the front member is pivotally connected to an intermediate portion of the front leg assembly and the rear member is pivotally connected to an intermediate portion of the rear leg assembly, such that when the stroller is moved to its folded configuration the front and rear members are folded toward each other to lie substantially adjacent to one another and the front and rear leg assemblies, and when the stroller is moved to its unfolded configuration the frType: ApplicationFiled: February 10, 2022Publication date: July 28, 2022Inventors: Jackson Kwok, Bill Yang
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Patent number: 11247711Abstract: A collapsible stroller comprising a handle assembly, a front leg assembly and a rear leg assembly pivotably connected to one another such that the stroller is able to be moved between a folded configuration, where the front leg and handle assemblies are folded to positions substantially adjacent to the rear leg assembly, and an unfolded configuration, where the front leg and handle assemblies are unfolded to positions away from the rear leg assembly, and a link assembly comprising a front member and a rear member pivotally connected to one another, wherein the front member is pivotally connected to an intermediate portion of the front leg assembly and the rear member is pivotally connected to an intermediate portion of the rear leg assembly, such that when the stroller is moved to its folded configuration the front and rear members are folded toward each other to lie substantially adjacent to one another and the front and rear leg assemblies, and when the stroller is moved to its unfolded configuration the frType: GrantFiled: April 7, 2020Date of Patent: February 15, 2022Assignee: Britax Childcare Hong Kong Ltd.Inventors: Jackson Kwok, Bill Yang
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Publication number: 20210309276Abstract: A collapsible stroller comprising a handle assembly, a front leg assembly and a rear leg assembly pivotably connected to one another such that the stroller is able to be moved between a folded configuration, where the front leg and handle assemblies are folded to positions substantially adjacent to the rear leg assembly, and an unfolded configuration, where the front leg and handle assemblies are unfolded to positions away from the rear leg assembly, and a link assembly comprising a front member and a rear member pivotally connected to one another, wherein the front member is pivotally connected to an intermediate portion of the front leg assembly and the rear member is pivotally connected to an intermediate portion of the rear leg assembly, such that when the stroller is moved to its folded configuration the front and rear members are folded toward each other to lie substantially adjacent to one another and the front and rear leg assemblies, and when the stroller is moved to its unfolded configuration the frType: ApplicationFiled: April 7, 2020Publication date: October 7, 2021Inventors: Jackson Kwok, Bill Yang
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Publication number: 20210300216Abstract: A child safety seat (1) is held in a vehicle by a vehicle seat belt (70). The child safety seat (1) includes a seat shell comprising abase section (20) and a backrest section (10), and a tensioning system (50) that acts to alter the effective path of travel of the vehicle seat belt (70). The tensioning system (50) comprises a pair of belt carriages (56) for acting upon intermediate portions of the belt (70). The belt carriages (56) are adjustably moveable relative to the seat shell such that the effective path of travel of the vehicle seat belt (70) is able to be adjusted to increase tension in the seat belt (70). The child safety seat (1) can be correctly installed in the vehicle and can ensure that any remaining slack is removed from the vehicle seat belt (70), such that in the event of an accident, movement of the child safety seat (1) relative to the vehicle is reduced.Type: ApplicationFiled: July 24, 2018Publication date: September 30, 2021Inventors: Alberto Garcia Urrea, Jackson Kwok, Oliver Gao, Meiping Huang