Abstract: Provided is a process cartridge attachable to and detachable from a main body of an image forming apparatus. The process cartridge includes at least one roller, sidewalls on an axial direction of the at least one roller, and a first cartridge electric contact and a second cartridge electric contact provided on the sidewalls. One of the first cartridge electric contact and the second cartridge electric contact is a fixed electric contact, and the other is a movable electric contact that is movable in a direction protruding from the sidewalls.

Abstract: Provided is a process cartridge attachable to and detachable from a main body of an image forming apparatus. The process cartridge includes at least one roller, sidewalls on an axial direction of the at least one roller, and a first cartridge electric contact and a second cartridge electric contact provided on the sidewalls. One of the first cartridge electric contact and the second cartridge electric contact is a fixed electric contact, and the other is a movable electric contact that is movable in a direction protruding from the sidewalls.

Abstract: A cartridge detachably attachable to a main body of an image forming apparatus is provided. The cartridge includes a rotary member and a cartridge coupler. The cartridge coupler includes a transmission member coupled to a rotation axis of the rotary member, a receiving member connected to a set coupler provided in the main body for transmission of power, and a connection member connecting the transmission member and the receiving member together. The receiving member has an Oldham structure allowing movement relative to the transmission member in an axial direction. The receiving member is movable to a first position at which a rotation axis of the receiving member is misaligned with a rotation axis of the transmission member in an attachment or detachment direction, and to a second position at which the rotation axis of the receiving member is aligned with the rotation axis of the transmission member.

Abstract: Provided is a developing cartridge including a photosensitive unit and a developing unit connected to each other to rotate to a developing location and a non-developing location. An elastic member applies an elastic force to the developing unit and the photosensitive unit in a direction of rotating to the developing location. The developing cartridge includes a nip separating portion switched to a nip forming location where the developing unit is located at the developing location and to a nip separating location where the developing unit is located at the non-developing location, a manipulation portion for switching the nip separating portion to the nip forming location and to the nip separating location by a manual manipulation, and a nip forming unit for switching the nip separating portion from the nip separating location to the nip forming location as the photosensitive unit and the developing unit start to operate.

Abstract: According to one aspect of the present invention, there is provided a method for providing recommendations on an event, comprising the steps of: selecting at least one candidate for empty time slots common to a first user's schedule and a second user's schedule, in view of empty time slots in the first user's schedule and those in the second user's schedule; verifying the validity of the at least one common empty time slot candidate, based on information on an expected location of the first user and that of the second user associated with the at least one common empty slot candidate; and determining at least one event to be recommended to at least one of the first and second users for the common empty time slot candidate whose validity has been verified, based on at least one of context information of the first user and that of the second user.

Abstract: Provided is a developing cartridge including a photosensitive unit and a developing unit connected to each other to rotate to a developing location and a non-developing location. An elastic member applies an elastic force to the developing unit and the photosensitive unit in a direction of rotating to the developing location. The developing cartridge includes a nip separating portion switched to a nip forming location where the developing unit is located at the developing location and to a nip separating location where the developing unit is located at the non-developing location, a manipulation portion for switching the nip separating portion to the nip forming location and to the nip separating location by a manual manipulation, and a nip forming unit for switching the nip separating portion from the nip separating location to the nip forming location as the photosensitive unit and the developing unit start to operate.

Abstract: A cartridge that is attached to or detached from a main body of an image forming apparatus, including: a memory unit that includes a contact portion via which the cartridge is connected to the main body and that is connected to the main body to transmit information of the cartridge to the main body; and a moving member on which the contact portion is mounted, wherein the moving unit is moved to a second position where the contact portion is protruded out of the cartridge in order to be connected to a connection portion provided in the main body and a first position that is hidden inside the cartridge.

Abstract: A cartridge is attached to or detached from a main body of an image forming apparatus that has an opening portion and a door that opens or closes the opening portion. The cartridge includes: a memory unit with a contact portion via which the cartridge is connected to the main body to transmit information of the cartridge to the main body; and a moving member on which the contact portion is mounted, wherein the moving member is moved to a first position where the contact portion is hidden inside the cartridge and a second position where the contact portion protrudes out of the cartridge to be connected to a connection portion provided in the main body, the moving member being moved to the second position in connection with closing of the door.

Abstract: Disclosed are a conductive paste for an inner electrode and a multilayer ceramic electronic component having the same. There is provided a conductive paste for an inner electrode, including: a conductive metal powder for manufacturing the inner electrode for multilayer ceramic electronic component; an organic binder including at least one selected from a group consisting of acryl-based resin, butyral-based resin, and a cellulose-based resin to disperse the conductive metal powder; and a solvent including eucalyptol.

Abstract: A cartridge is attached to or detached from a main body of an image forming apparatus that has an opening portion and a door that opens or closes the opening portion. The cartridge includes: a memory unit with a contact portion via which the cartridge is connected to the main body to transmit information of the cartridge to the main body; and a moving member on which the contact portion is mounted, wherein the moving member is moved to a first position where the contact portion is hidden inside the cartridge and a second position where the contact portion protrudes out of the cartridge to be connected to a connection portion provided in the main body, the moving member being moved to the second position in connection with closing of the door.

Abstract: A cartridge that is attached to or detached from a main body of an image forming apparatus, including: a memory unit that includes a contact portion via which the cartridge is connected to the main body and that is connected to the main body to transmit information of the cartridge to the main body; and a moving member on which the contact portion is mounted, wherein the moving unit is moved to a second position where the contact portion is protruded out of the cartridge in order to be connected to a connection portion provided in the main body and a first position that is hidden inside the cartridge.

Abstract: Disclosed are a conductive paste for an inner electrode and a multilayer ceramic electronic component having the same. There is provided a conductive paste for an inner electrode, including: a conductive metal powder for manufacturing the inner electrode for multilayer ceramic electronic component; an organic binder including at least one selected from a group consisting of acryl-based resin, butyral-based resin, and a cellulose-based resin to disperse the conductive metal powder; and a solvent including eucalyptol.

Abstract: A catalyst slurry including a catalyst material, a polymer binder, a plurality of inorganic particles, wherein each particle includes an ionic group, a hydrophilic oligomer, and a solvent.

Abstract: An image forming apparatus includes a main body; at least one developer including an image carrier unit having an image carrier and a charged body charging the image carrier, a developing unit installed to swing at a predetermined angle with respect to the image carrier unit and having a developing roller, and a pressing member pressing the developing unit so that the developing roller comes in contact with the image carrier, and separably installed in the main body; a nip separation unit installed in the main body on one side of the developer to swing the developing unit so that the developing unit is in a position that is separated from the image carrier; and a control unit controlling the developer and the nip separation unit according to a print command.

Abstract: A method of controlling a concentration of a fuel to be supplied to a stack of a fuel cell system, the method including determining a reference concentration of the fuel to be supplied to the stack when the stack is in a normal mode, monitoring temperature of the stack, and controlling the concentration of the fuel to be supplied to the stack, based on a result of the monitoring the temperature of the stack.

Abstract: There are provided a multilayer ceramic electronic component and a fabricating method thereof. The multilayer ceramic electronic component includes: a multilayer ceramic body including a first ceramic powder and having a plurality of ceramic sheets stacked therein, each ceramic sheet having a thickness of 1 ?m or less; internal electrode patterns formed on the plurality of ceramic sheets; and dielectric patterns formed on the ceramic sheets to enclose the internal electrode patterns, the dielectric patterns including a second ceramic powder having a particle size smaller than that of the first ceramic powder and each having a thickness equal to or thinner than that of each of the internal electrode patterns.

Abstract: A circuit connection control system of a fuel cell includes a point connection portion to which an anode current collecting portion and a cathode current collecting portion of each unit cell are electrically connected, a voltage measuring unit that measures an output voltage of each unit cell, a switching unit connecting the anode current collecting portions and the cathode current collecting portions of the plurality of unit cells at the point connection portion; and a DC-DC converter that converts a voltage generated from the fuel cell to a predetermined voltage. A method of operating the circuit connection control system includes measuring an output voltage of each unit cell; detecting a first unit cell showing an output voltage lower than a predetermined first voltage; and connecting the first unit cell in parallel to a second unit cell.