HINGE TYPE COVER OPENING AND CLOSING DEVICE FOR MOBILE PHONE
First Claim
1. A hinge-type cover opening/closing device for a mobile device, the hinge-type cover opening device comprising a pair of hinge shafts, at least a pair of guide members that are fixedly installed on the hinge shafts, spaced apart from each other by a predetermined distance in a length direction of the hinge shaft, and that enable the hinge shafts to rotate about each other, and one or more cam actuating units that are installed on the hinge shafts, spaced apart from each other by a predetermined distance in the length direction, and that enable the hinge shafts to rotate about each other within a predetermined angle range,wherein the cam actuation unit comprises one or more rotational cams that are integrally and rotatably formed with at least one of the guide members, one or more one movable cams that are installed on the hinge shafts and spaced apart from each other by a predetermined distance to be capable of moving in the length direction and closely contact the rotational cams, and one or more elastic members biasing the movable cams to the rotational cams.
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Accused Products
Abstract
A hinge-type cover opening/closing device is designed to smoothly open and close a cover by preventing sudden rotation of the cover. The hinge-type cover opening/closing device for a mobile device includes a pair of hinge shafts, a pair of guide members that are fixedly installed on the hinge shafts, spaced apart from each other by a predetermined distance in a length direction of the hinge shaft, and that enable the hinge shafts to rotate about each other, and one or more cam actuating units that are installed on the hinge shafts, spaced apart from each other by a predetermined distance in the length direction, and that enable the hinge shafts to rotate about each other within a predetermined angle range.
64 Citations
15 Claims
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1. A hinge-type cover opening/closing device for a mobile device, the hinge-type cover opening device comprising a pair of hinge shafts, at least a pair of guide members that are fixedly installed on the hinge shafts, spaced apart from each other by a predetermined distance in a length direction of the hinge shaft, and that enable the hinge shafts to rotate about each other, and one or more cam actuating units that are installed on the hinge shafts, spaced apart from each other by a predetermined distance in the length direction, and that enable the hinge shafts to rotate about each other within a predetermined angle range,
wherein the cam actuation unit comprises one or more rotational cams that are integrally and rotatably formed with at least one of the guide members, one or more one movable cams that are installed on the hinge shafts and spaced apart from each other by a predetermined distance to be capable of moving in the length direction and closely contact the rotational cams, and one or more elastic members biasing the movable cams to the rotational cams.
Specification