Portable terminal for providing visual and acoustic convenience and rotary type hinge apparatus therefor
First Claim
1. A rotary-type hinge apparatus for a portable terminal comprising:
- a main body;
a folder;
a connection member for coupling the main body with the folder, wherein the connection member is coupled to the main body by a first hinge apparatus and the folder is coupled to the connection member by a second hinge apparatus;
housing means mounted in the connection member;
cam means including a center cam unit having at least three cam faces and a pair of side cam units for moving towards or away from the center cam unit according to a rotation of the folder in order to maintain close contact with selected cam faces, and adjusting a rotation angle of the folder by cam movement with the selected cam faces while being accommodated in the housing means, wherein protrusions extending in the longitudinal direction are provided between the cam faces for stably supporting a close contact state between the cam faces and the pair of side cam units;
elastic bodies for causing the pair of side cam units to closely contact the selected cam faces while being accommodated in the housing means; and
an axis extending in a longitudinal direction of the center cam unit.
1 Assignment
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Accused Products
Abstract
A rotary-type hinge apparatus for a folder-type portable terminal is provided. For a portable terminal including a main body, a folder, a connection member for coupling the main body with the folder, and a hinge apparatus for rotatably coupling the connection member to the main body, a rotary-type hinge apparatus includes housing means mounted in the connection member, cam means including a center cam unit having at least three cam faces and a pair of side cam units for moving towards or away from the center cam unit according to the rotation of the folder in order to maintain close contact with selected cam faces, and adjusting the rotation angle of the folder by cam movement with the selected cam faces while being accommodated in the housing means, elastic bodies for causing the side cam units to closely contact the selected cam faces while being accommodated in the housing means, and an axis extending in a longitudinal direction of the center cam unit. Thus, the rotary-type hinge apparatus can allow users to conveniently view moving pictures.
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Citations
13 Claims
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1. A rotary-type hinge apparatus for a portable terminal comprising:
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a main body; a folder; a connection member for coupling the main body with the folder, wherein the connection member is coupled to the main body by a first hinge apparatus and the folder is coupled to the connection member by a second hinge apparatus; housing means mounted in the connection member; cam means including a center cam unit having at least three cam faces and a pair of side cam units for moving towards or away from the center cam unit according to a rotation of the folder in order to maintain close contact with selected cam faces, and adjusting a rotation angle of the folder by cam movement with the selected cam faces while being accommodated in the housing means, wherein protrusions extending in the longitudinal direction are provided between the cam faces for stably supporting a close contact state between the cam faces and the pair of side cam units; elastic bodies for causing the pair of side cam units to closely contact the selected cam faces while being accommodated in the housing means; and an axis extending in a longitudinal direction of the center cam unit. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A portable terminal comprising:
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a housing mounted in a connection member, wherein the connection member is coupled to a main body of the portable terminal by a first hinge apparatus and a folder of the portable terminal is coupled to the connection member by a second hinge apparatus; a cam located in the housing and including a center cam unit having at least three cam faces and a pair of side cam units, wherein the pair of side cam units are for moving towards or away from the center cam unit according to a rotation of the center cam to maintain close contact with selected cam faces, and for adjusting a rotation angle of the cam, wherein the center cam comprises protrusions extending in a longitudinal direction between the cam faces for stably supporting a close contact state between the cam faces and the pair of side cam units; and a plurality of elastic bodies located in the housing for causing the pair of side cam units to closely contact the selected cam faces. - View Dependent Claims (9, 10, 11, 12, 13)
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Specification