Cassette and automated teller machine including the same

An automated teller machine, comprising:

• a main body;
• a plurality of cassettes, wherein each of the plurality of cassettes includes:
• a plurality of storage parts configured to store a paper medium, and a case having a plurality of entrances through which the paper medium passes to be accumulated in the plurality of storage parts or is withdrawn from the plurality of storage parts to pass;
• a strongbox protection wall covering the plurality of cassettes and having an external entrance through which the paper medium passes to be loaded into the plurality of cassettes or is unloaded from the plurality of cassettes to pass;
• an external conveyance path extending to penetrate the strongbox protection wall through the external entrance;
• a plurality of external branch conveyance paths extending between the external conveyance path and the plurality of entrances of the case, respectively;
• a cassette accommodation part configured to provide a space for accommodating the plurality of cassettes;
• a conveyance path support part configured to support the external conveyance path and the plurality of external branch conveyance paths and configured to open and close the cassette accommodation part so that the plurality of cassettes are selectively exposed to the outside;
• an actuator provided in the conveyance path support part to generate a driving force for loading and unloading the paper medium into and from the plurality of storage parts;
• an accumulation withdrawal operation part provided in each of the plurality of cassettes to receive the driving force generated by the actuator to perform an operation of accumulating the paper medium in the plurality of storage parts and an operation of withdrawing the paper medium from the plurality of storage parts;
• a main conveyance path provided inside the main body to provide a conveyance route for the paper medium;
• and
• a discrimination part configured to discriminate the paper medium conveyed along the main conveyance path,
• wherein the external conveyance path is configured to convey the paper medium between the main conveyance path and the plurality of external branch conveyance paths,
• wherein a portion of the main conveyance path forms a closed loop conveyance path configured to convey the paper medium along a route having a closed loop shape, and
• wherein the discrimination part is provided at an upper portion of the closed loop conveyance path,
• wherein each of the plurality of cassettes further includes a plurality of internal conveyance paths provided to enable bi-directional conveyance of the paper medium between the plurality of entrances and the plurality of storage parts,
• wherein the plurality of internal conveyance paths are configured to enable independent conveyance of the paper medium without communicating with each other or crossing each other,
• wherein each of the plurality of storage parts include a first storage part disposed at an upper portion of the corresponding cassette, and a second storage part disposed at a lower portion of the corresponding cassette;
• the plurality of entrances are formed on an upper surface of the case, and include a first entrance and a second entrance disposed to be spaced apart from the first entrance;
• and
• the plurality of internal conveyance paths includes a first internal conveyance path configured to convey the paper medium between the first storage part and the first entrance, and a second internal conveyance path configured to convey the paper medium between the second storage part and the second entrance, and
• wherein the paper medium accumulated in the first storage part and the paper medium accumulated in the second storage part are independently conveyed to the discrimination part along the main conveyance path.