A foldable support for supporting a portable computing device includes a main frame, a back plate, and a hinge assembly connecting the back plate to the main frame, the hinge assembly being able to position and lock the back plate in a desired position with respect to the main frame. A base member i
A foldable support for supporting a portable computing device includes a main frame, a back plate, and a hinge assembly connecting the back plate to the main frame, the hinge assembly being able to position and lock the back plate in a desired position with respect to the main frame. A base member is rotatably connected to a bottom of the main frame. When the portable computing device is supported by the foldable support, a back of the portable computing device rests against the main frame, and a bottom of the portable computing device rests on the base member.
대표청구항▼
1. A foldable support for supporting a portable computing device, comprising: a main frame configured to supportingly abut against a back of the portable computing device;a back plate;a hinge assembly rotatably connecting the back plate to the main frame, and to position the back plate at a desired
1. A foldable support for supporting a portable computing device, comprising: a main frame configured to supportingly abut against a back of the portable computing device;a back plate;a hinge assembly rotatably connecting the back plate to the main frame, and to position the back plate at a desired position with respect to the main frame; anda base member rotatably connected to a bottom of the main frame, and configured to hold a bottom of the portable computing device to be supported, thereby cooperating with the main frame to support the portable computing device to be supported;whereby the hinge assembly comprises a barrel securely connected to the main frame and a shaft rotatably received in the barrel, two ends of the shaft extend out of the barrel and are securely connected to the back plate, allowing the back plate to rotate together with the shaft; andwherein the hinge assembly further comprises two positioning blocks and two elastic members, the shaft comprises a cylindrical main body and two connection portions respectively protruding from opposite ends of the main body, the cylindrical main body defines a uniform diameter across an entire longitudinal length of the cylindrical main body, opposite ends of the connection portions extend out of the barrel and are securely connected to the back plate, the positioning blocks are respectively arranged around the two connection portions, each of the positioning blocks comprises a rib on an outer surface thereof and a plurality of dents arranged on an end thereof and around one corresponding connection portion of the connection portions, the opposite ends of the main body respectively face the positioning blocks, each of the opposite ends of the main body comprises a protrusion configured to fit into a dent of the plurality of dents of a corresponding positioning block of the positioning blocks, the barrel defines two grooves in an inner surface of two ends thereof, the rib of each positioning block is slidably received in one of the two grooves, and each protrusion is movably received in one of the plurality of dents of the corresponding positioning block, thereby restricting the shaft from rotating, the two elastic members are respectively arranged around the two connection portions, each elastic member is configured to apply a pushing force to the corresponding positioning block, thereby causing each protrusion to be retained in one of the plurality of dents of the corresponding positioning block. 2. The foldable support according to claim 1, further comprising an adjusting member, wherein the adjusting member is rotatably connected to the base member. 3. The foldable support according to claim 2, wherein the base member comprises a protruding portion on an end thereof, the protruding portion comprises two pivots on opposite sides thereof, the adjusting member defines an opening in an end thereof and two pivot receiving holes in opposite sides of the opening, the opening receives the protruding portion, the two pivots are rotatably received in the pivot receiving holes, thereby rotatably connecting the adjusting member to the base member. 4. The foldable support according to claim 3, wherein each of the two pivots comprises a plurality of teeth on an outer surface thereof, each of the two pivot receiving holes defines a plurality of slots to engage with the teeth, thereby positioning the adjusting member at a desired position.
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이 특허에 인용된 특허 (17)
Yang, Ching Hsien, Adjustable stand for electronic devices.
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