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    • 5. 发明授权
    • Toy vehicle track set
    • US11446583B2
    • 2022-09-20
    • US16720594
    • 2019-12-19
    • Mattel, Inc.
    • Eric HanTsz Kin Lim
    • A63H18/02
    • A toy vehicle track set includes a base having a first pivotable end and a second pivotable end. A first segment is coupled to the first pivotable end. A first connector has a first hinge, a first tongue and a second tongue. A second segment is hingedly coupled to the first segment by the first connector. A third segment is coupled to the second pivotable end. A second connector has a second hinge, a third tongue and a fourth tongue. A fourth segment is hingedly coupled to the third segment by the second connector. The first and second tongue of the first connector are configured to slidably couple to the first and second segments, respectively, and rotate relative to the first hinge. The third and fourth tongue of the second connector are configured to slidably couple to the third and fourth segments, respectively, and rotate relative to the second hinge.