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A coupling unit for coupling a portable electronic device to a docking station includes a frame part mounted in the docking station and formed with an inclined rail member, and an engaging member that is slidable along the rail member between upper and lower ends of the rail member. The engaging mem

A coupling unit for coupling a portable electronic device to a docking station includes a frame part mounted in the docking station and formed with an inclined rail member, and an engaging member that is slidable along the rail member between upper and lower ends of the rail member. The engaging member engages the portable electronic device when moved to the lower end of the rail member, and is disengaged from the portable electronic device when moved to the upper end of the rail member.

대표청구항 ▼

1. A coupling unit for docking a portable electronic device to a docking station that is vertically aligned with the portable electronic device along a vertical direction, the portable electronic device being formed with a first engaging member, said coupling unit being adapted to be mounted in the

1. A coupling unit for docking a portable electronic device to a docking station that is vertically aligned with the portable electronic device along a vertical direction, the portable electronic device being formed with a first engaging member, said coupling unit being adapted to be mounted in the docking station and comprising:an elongated frame part extending in a longitudinal direction that is adapted to be perpendicular to the vertical direction, having top and bottom ends, and formed with an inclined rail member that extends downwardly and inclinedly relative to the vertical direction and to the longitudinal direction from said top end to said bottom end of said frame part and that has upper and lower ends, said frame part including a base plate extending in the longitudinal direction and having two opposite sides, and a pair of parallel side plates extending upwardly and respectively from said opposite sides of said base plate, each of said side plates being formed with a pair of parallel inclined grooves and an inclined rail between said inclined grooves, said inclined rails of said side plates cooperatively defining said inclined rail member, each of said inclined grooves in said side plates of said frame part having a lower end, each of said side plates being further formed with a pair of lower recesses, each of which extends from said lower end of a respective one of said inclined grooves in the longitudinal direction; a second engaging member mounted slidably on said rail member so as to be slidable along said rail member between said upper and lower ends of said rail member, and including a sliding plate extending in the longitudinal direction, and an engaging post projecting upwardly from said sliding plate and adapted to extend outwardly through the docking station toward the portable electronic device to engage releasably the first engaging member of the portable electronic device when said second engaging member is positioned at said lower end of said rail member, said sliding plate having a first end with two opposite corners, and a second end opposite to said first end and having two opposite corners, said corners of said first and second ends of said sliding plate being respectively received in said lower recesses in said side plates when said second engaging member is positioned at said lower end of said rail member; a pair of first urging members, each of which has two opposite ends that are respectively connected to a respective one of said side plates of said frame part and a respective one of said opposite sides of said sliding plate in such a manner that said first urging members urge said corners of said first and second ends of said sliding plate to move into said lower recesses when said second engaging member is moved to said lower end of said rail member; and a releasing member that is operable to push said sliding plate against urging action of said first urging members so as to move said corners of said first and second ends of said sliding plate away from said lower recesses and so as to permit restoring of said second engaging member from said lower end of said rail member to said upper end of said rail member by urging action of said first urging members. 2. The coupling unit of claim 1, wherein said releasing member includes an actuating member that is disposed movably between said side plates of said frame part adjacent to said second end of said sliding plate, and that has an actuating end with an abutting end face which extends in a transverse direction relative to said base plate, and which is in contact with said second end of said sliding plate when said second engaging member is positioned at said lower end of said rail member so that movement of said actuating member in the longitudinal direction from a non-releasing position to a releasing position results in movement of said corners of said first and second ends of said sliding plate away from said lower recesses.3. The coupling unit of claim 2, wherein said actuating end of said actuating member has an inclined upper face that extends inclinedly and upwardly from said abutting end face and that is vertically aligned with and that is disposed underneath said second end of said sliding plate when said second engaging member is positioned at said upper end of said rail member, said second end of said sliding plate sliding over said inclined upper face of said actuating member when said second engaging member is moved from said upper end of said rail member to said lower end of said rail member so as to guide sliding movement of said second engaging member.4. A coupling unit for docking a portable electronic device to a docking station that is vertically aligned with the portable electronic device along a vertical direction, the portable electronic device being formed with a first engaging member, said coupling unit being adapted to be mounted in the docking station and comprising:a first half and a second half extending from and opposite to said first half, each of said first and second halves including an elongated frame part extending in a longitudinal direction that is adapted to be perpendicular to the vertical direction, having top and bottom ends, and formed with an inclined rail member that extends downwardly and inclinedly relative to the vertical direction and to the longitudinal direction from said top end to said bottom end of said frame part and that has upper and lower ends, said frame part including a base plate extending in the longitudinal direction and having two opposite sides, and a pair of parallel side plates extending upwardly and respectively from said opposite sides of said base plate, each of said side plates being formed with a pair of parallel inclined grooves and an inclined rail between said inclined grooves, said inclined rails of said side plates cooperatively defining said inclined rail member, each of said inclined grooves in said side plates of said frame part having a lower end, each of said side plates being further formed with a pair of lower recesses, each of which extends from said lower end of a respective one of said inclined grooves in the longitudinal direction, a second engaging member mounted slidably on said rail member so as to be slidable along said rail member between said upper and lower ends of said rail member, and including a sliding plate extending in the longitudinal direction, and an engaging post projecting upwardly from said sliding plate and adapted to extend outwardly through the docking station toward the portable electronic device to engage releasably the first engaging member of the portable electronic device when said second engaging member is positioned at said lower end of said rail member, said sliding plate having a first end with two opposite corners, and a second end opposite to said first end and having two opposite corners, said corners of said first and second ends of said sliding plate being respectively received in said lower recesses in said side plates when said second engaging member is positioned at said lower end of said rail member, a pair of first urging members, each of which has two opposite ends that are respectively connected to a respective one of said side plates of said frame part and a respective one of said opposite sides of said sliding plate in such a manner that said first urging members urge said corners of said first and second ends of said sliding plate to move into said lower recesses when said second engaging member is moved to said lower end of said rail member, and a releasing member that is operable to push said sliding plate against urging action of said first urging members so as to move said corners of said first and second ends of said sliding plate of said second engaging member of each of said first and second halves away from said lower recesses and so as to permit restoring of said second engaging member from said lower end of said rail member to said upper end of said rail member by urging action of said first urging members. 5. The coupling unit of claim 4, wherein said releasing member includes an actuating member that is disposed movably between said side plates of said frame part adjacent to said second end of said sliding plate, and that has an actuating end with an abutting end face which extends in a transverse direction relative to said base plate, and which is in contact with said second end of said sliding plate when said second engaging member is positioned at said lower end of said rail member so that movement of said actuating member in the longitudinal direction from a non-releasing position to a releasing position results in movement of said corners of said first and second ends of said sliding plate away from said lower recesses.6. The coupling unit of claim 5, wherein said actuating end of said actuating member has an inclined upper face that extends inclinedly and upwardly from said abutting end face and that is vertically aligned with and that is disposed underneath said second end of said sliding plate when said second engaging member is positioned at said upper end of said rail member, said second end of said sliding plate sliding over said inclined upper face of said actuating end of said actuating member when said second engaging member is moved from said upper end of said rail member to said lower end of said rail member so as to guide sliding movement of said second engaging member.7. The coupling unit of claim 6, wherein said actuating member further includes a driven end that is opposite to said actuating end and that is formed with a protrusion projecting upwardly therefrom, said releasing member further including a driving part that is mounted pivotally on said frame part and that has a hook end which engages said protrusion, said driving part being rotatable for moving said actuating member between said releasing and non-releasing positions.8. The coupling unit of claim 7, wherein said driving part has a driven end opposite to said hook end, said coupling unit further comprising a button that is mounted on an exterior of said frame part of one of said first and second halves, and an extending part that extends from said button in the longitudinal direction and that has first and second pushing arms which extend respectively toward said driven ends of said driving parts of said first and second halves, said button being operable to move said pushing arms of said extending part in the longitudinal direction to drive said driven ends of said driving parts, which, in turn, results in movement of said actuating member from said non-releasing position to said releasing position, thereby permitting sliding movement of said second engaging member of each of said first and second halves from said lower end of said rail member to said upper end of said rail member.9. A coupling unit adapted to be mounted in a docking station for coupling the docking station to a device, said coupling unit comprising:an elongated frame part, extending in a longitudinal direction, having top and bottom ends, and two parallel side plates which extend from said top end to said bottom end of said frame part and which cooperates with each other to form an inclined rail member, said rail member extending downwardly and inclinedly relative to a vertical direction from said top end to said bottom end of said frame part, and having upper and lower ends, said side plates being formed with a pair of opposite recesses that extend in said longitudinal direction; an engaging member mounted slidably on said rail member, slidable along said rail member between said upper and lower ends of said rail member, and including a sliding plate extending in the longitudinal direction, and an engaging post projecting upwardly from said sliding plate and adapted to extend outwardly through the docking station so as to engage releasably the device when said engaging member is slid to said lower end of said rail member, said sliding plate having an end that is received in and that releasably engages said recesses when said engaging member is slide to said lower end of said rail member so as to prevent sliding movement of said engaging member; and a releasing member that is operable to move said sliding plate in said longitudinal direction away from said recesses so as to permit disengagement of said end of said sliding plate from said recesses and so as to permit sliding movement of said engaging member from said lower end of said rail member to said upper end of said rail member. 10. The coupling unit of claim 9, wherein said releasing member includes an actuating member that is disposed movably between said side plates of said frame part adjacent to said end of said sliding plate, and that has an actuating end which is in contact with said end of said sliding plate when said engaging member is slid to said lower end of said rail member so that movement of said actuating member in said longitudinal direction from a non-releasing position to a releasing position results in disengagement of said end of said sliding plate from said recesses.11. The coupling unit of claim 10, wherein said actuating end of said actuating member has an inclined upper face that extends inclinedly relative to said vertical direction and that is vertically aligned with and that is disposed underneath said end of said sliding plate when said engaging member is slid to said upper end of said rail member, said end of said sliding plate sliding over said inclined upper face of said actuating member when said engaging member is moved from said upper end of said rail member to said lower end of said rail member.