Wide-angle double-hinge structure
First Claim
Patent Images
1. A wide-angle double-hinge structure comprising:
- a) a coupling plate having a first retaining hole and a second retaining hole;
b) a resistant hinge having a sleeve and a fastening axle, the sleeve is movable relative to the fastening axle, the fastening axle is connected to the first retaining hole of the coupling plate; and
c) a cam hinge having a stem, an anchor plate, a first element, a second element, and a spring, the stem having a screw thread section and a polygonal section, the stem is inserted through the second retaining hole, the anchor plate, the first element, the second element, and the spring, a nut is connected to the screw thread section of the stem, the first element has a first cam action surface and a latch stub, the anchor plate has an anchor hole, the latch stub of the first element being inserted into the anchor hole of the anchor plate and fixing the first element relative to the anchor plate, the second element has a second cam action surface, the spring pressing the first cam action surface against the second cam action surface,wherein the coupling plate and the second element rotating concurrently with the polygonal section of the stem.
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Abstract
A wide-angle double-hinge structure to allow an electronic device to flip at different angles includes a coupling plate, a resistant hinge and a cam hinge. The double-hinge structure couples a first chassis and a second chassis of the electronic device to enable users to selectively flip in an ordinary notebook computer operating condition or a back-to-back operating condition according to their preference. Thus the users can selectively perform input operation in a handheld or desktop fashion.
46 Citations
8 Claims
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1. A wide-angle double-hinge structure comprising:
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a) a coupling plate having a first retaining hole and a second retaining hole; b) a resistant hinge having a sleeve and a fastening axle, the sleeve is movable relative to the fastening axle, the fastening axle is connected to the first retaining hole of the coupling plate; and c) a cam hinge having a stem, an anchor plate, a first element, a second element, and a spring, the stem having a screw thread section and a polygonal section, the stem is inserted through the second retaining hole, the anchor plate, the first element, the second element, and the spring, a nut is connected to the screw thread section of the stem, the first element has a first cam action surface and a latch stub, the anchor plate has an anchor hole, the latch stub of the first element being inserted into the anchor hole of the anchor plate and fixing the first element relative to the anchor plate, the second element has a second cam action surface, the spring pressing the first cam action surface against the second cam action surface, wherein the coupling plate and the second element rotating concurrently with the polygonal section of the stem. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification