Side table assembly for vehicle seat

1. A side table assembly for a vehicle seat, comprising:

a table on which a cup holder inserting part is formed;

a body configured to be arranged on a side face of the vehicle seat; and

a joint hinge device coupled between the body and the table to allow the table to be rotated with respect to the body,

wherein the joint hinge device comprises:

a joint hinge configured to be connected to the table at one side and connected to the body at another side;

a hinge spring inserted into the joint hinge to elastically support the joint hinge in a longitudinal direction of the body; and

a hinge cylinder configured to have one side inserted into the joint hinge and being in contact with the hinge spring and another side inserted into and supported by the body,

wherein:

the joint hinge comprises a coupling part having a flat face and a guide part formed at one side of the coupling part and having a circular shape in a cross section, and

the guide part is configured such that a cylinder inserting hole into which the hinge spring and the hinge cylinder are inserted is formed on one side of the guide part, and a circular protrusion having a circular shape in cross section and protruding therefrom and a rectangular protrusion having a rectangular shape in cross section and protruding from the circular protrusion are formed on another side of the guide part, and

wherein the body is configured such that a circular inserting recess and a rectangular inserting recess corresponding to the circular protrusion and the rectangular protrusion, respectively, are sequentially formed thereon.

2. The side table assembly of claim 1 , wherein the hinge cylinder is configured to allow a hinge stopper to be coupled thereto to restrict a movement of the joint hinge towards the hinge cylinder.

3. A side table assembly for a vehicle seat, comprising:

a table on which a cup holder inserting part is formed;

a body configured to be arranged on a side face of the vehicle seat; and

a joint hinge device coupled between the body and the table to allow the table to be rotated with respect to the body,

wherein the joint hinge device comprises:

a joint hinge configured to be connected to the table at one side and connected to the body at another side;

a hinge spring inserted into the joint hinge to elastically support the joint hinge in a longitudinal direction of the body; and

a hinge cylinder configured to have one side inserted into the joint hinge and being in contact with the hinge spring and another side inserted into and supported by the body,

wherein the cup holder inserting part has an opened upper face and a closed lower face and is formed in a double cylindrical shape extending downward from the table, and further comprising a cup holder inserted between the double cylinders of the cup holder inserting part,

wherein:

the cup holder has a plurality of cutouts formed thereon and a plurality of protrusions formed in the plurality of cutouts, respectively, in an upward direction,

the cut holder inserting part has a plurality of protrusions corresponding to the protrusions of the cup holder and formed between the double cylinders in a downward direction, and

the cup holder further comprises a return spring, and

wherein the protrusion of the cup holder is inserted into a first side of the return spring and the protrusion of the cup holder inserting part is inserted into a second side of the return spring.

4. The side table assembly of claim 3 , wherein:

the cup holder has a plurality of hooks formed on an upper side thereof and protruding outward, and

a plurality of hook guide slits corresponding to the plurality of hooks are formed on an upper side of the cup holder inserting part, whereby when the cup holder is moved downward by an external force, the plurality of hooks are engaged with the plurality of hook guide slits to limit a downward movement distance.

5. The side table assembly of claim 3 , further comprising a cup rotator having a circular support part having a diameter larger than that of a side face of the cup holder inserting part and an operation part extended and protruded outward from one side of the circular support part, wherein a plurality of inner protrusions are formed on an inside of the circular support part, and a rotator guide is formed by cutting the cup holder inserting part in a longitudinal direction, whereby the cup rotator is inserted into the cut holder inserting part by inserting the inner protrusion of the cup rotator into the rotator guide.

6. The side table assembly of claim 5 , wherein the rotator guide has a rotator fixing slit formed on an upper side thereof and extended in a circumferential direction of the cup holder inserting part.

7. The side table assembly of claim 6 , wherein the cup holder has a rotator restricting groove formed on an outer side thereof, and an inner protrusion is formed on and protruded from one side in the rotator restricting groove.

8. The side table assembly of claim 7 , wherein the cup holder has a plurality of hooks formed on an upper side thereof and protruded outward, and the cup holder inserting part has a plurality of hook guide slits formed on an upper side thereof and corresponding to the plurality of hooks, respectively, whereby when the cup holder is moved downward by an external force, the plurality of hooks are engaged with the plurality of hook guide slits, respectively to limit a downward movement distance.

9. The side table assembly of claim 7 , further comprising a button configured to be inserted into a button recess formed on the table, wherein the button comprises a push part exposed on the table and an operation part formed to extend from the push part in a downward direction, whereby when the button is pushed, the operation part of the button pushes the operation part of the cup rotator restricted in the rotator restricting groove to allow the operation part of the cup rotator to be deviated from the inner protrusion of the rotator restricting groove.

10. A side table assembly for a vehicle seat, comprising:

a table on which a cup holder inserting part is formed;

a body configured to be arranged on a side face of the vehicle seat; and

a joint hinge device coupled between the body and the table to allow the table to be rotated with respect to the body;

a frame configured to be coupled to the body; and

a mounting bracket configured to couple the frame to the vehicle seat,

wherein the joint hinge device comprises:

a joint hinge configured to be connected to the table at one side and connected to the body at another side;

a hinge spring inserted into the joint hinge to elastically support the joint hinge in a longitudinal direction of the body; and

a hinge cylinder configured to have one side inserted into the joint hinge and being in contact with the hinge spring and another side inserted into and supported by the body,

wherein the frame comprises:

an upper bracket provided in a direction corresponding to a longitudinal direction of the body and being coupled to an inner face of the body;

a plurality of middle brackets configured to extend downward from the upper bracket; and

a lower bracket configured to be connected between the middle brackets, and

wherein the table has a reinforcing rib formed on a rear face thereof, and the upper bracket has a reinforcing rib supporter formed thereon and configured to support the reinforcing rib in a state in which the table is unfolded.

11. The side table assembly of claim 10 , wherein the frame further comprises a stopper plate coupled to two middle brackets of the plurality of middle brackets at both sides thereof.

12. The side table assembly of claim 11 , wherein the stopper plate is coupled at a position corresponding to the cup holder inserting part.

13. The side table assembly of claim 10 , wherein a wire guide is coupled to the rear face of the table and a wire configured to be coupled to the wire guide in a state in which the table is folded is coupled to the middle bracket.