Abstract: A battery pack has battery cells, a first case body accommodating the battery cells, a second case body provided above the battery cells accommodated in the first case body and accommodating the battery cells, a first water jacket provided on a bottom portion of the first case body and configured to allow a refrigerant to flow therethrough to adjust a temperature of the battery cells accommodated in the first case body, and a second water jacket provided on a bottom portion of the second case body, communicating with the first water jacket, and configured to allow the refrigerant to flow therethrough to adjust a temperature of the battery cells accommodated in the second case body. The second case body has an erect wall erected around the second water jacket, and a discharge portion configured to discharge the refrigerant leaking from the second water jacket to the first case body.

Abstract: An inkjet recording apparatus is made capable of preventing ink from sticking during inactivity of the apparatus and, when viscosity of ink contained in a main ink container has fallen outside an appropriate range of viscosity, adjusting ink viscosity to fall within the appropriate range. The apparatus is configured to perform repetitively supplying a solvent contained in a solvent container to the print head and letting the solvent flow back to an ink container through a circulation path and a collection path at intervals of a certain period of time during inactivity of printing by the print head through controlling the print head and a main body.

Abstract: In an inkjet recording device that uses a pigment-based ink, an ink device is provided in which ink sticking in an ink path and the precipitation of pigment components in an ink container, which occur when printing is not performed over a long period, can be suppressed, and the pigment-based ink can be jetted in a short time at the restart of the printing. The inkjet recording device uses a pigment-based ink. A control section 7 executes a printing mode performing a printing operation and a rest mode not performing the printing operation. In the rest mode, the control section 7 forcibly performs the stirring of a pigment-based ink 68A in an ink container 31 and the circulation of the ink in an ink circulation path not including a printing head (S300) or the circulation of the ink in an ink circulation path including the printing head (S400).

Abstract: An object of the present invention is to reduce the amount of solvent vapor floating around when a print head is cleaned in an inkjet recording device. In addition, an object is to reduce ink stains on a periphery of the print head. An inkjet recording device includes a main body portion and a print head. The main body portion includes an ink container that contains ink, and a solvent container that contains a solvent. The print head includes a nozzle connected to the ink container to discharge the pressurized and supplied ink, a charging electrode that charges ink particles discharged from the nozzle, a deflection electrode that deflects the ink particles charged by the charging electrode, and a gutter that collects the ink. In addition, a head mounting unit for cleaning the print head is provided. The head mounting unit is connected to a solvent vapor suction path for suctioning solvent vapor generated therearound.

Abstract: The invention provides an inkjet marking apparatus and an inkjet marking system enabling it to remotely perform maintenance management including a print head cleaning process and the like.

Abstract: A boiler system (1) according to one aspect of the present invention includes a water electrolysis device (20) that electrolyzes electrolysis target water with electric power supplied from a natural energy power generation device (10) to generate hydrogen and oxygen, a boiler (30) that heats makeup water by combusting fuel to generate steam, a heat exchange device (40) that exchanges heat between the electrolysis target water and a heat medium, and a control device (70) having a cooling controller (71) that cools the electrolysis target water by supplying the makeup water as the heat medium to the heat exchange device when a preset cooling start condition is satisfied.

Abstract: The present invention provides an inkjet recording device capable of automatically cleaning the head tip and a cleaning method for inkjet recording apparatus. An inkjet recording apparatus has a printhead that receives a supply of ink and prints, a main unit that supplies said ink to said printhead, and a cleaning unit that has a cleaning tank into which said entire printhead is inserted and injects a cleaning solution from a cleaning nozzle to said printhead for cleaning. The cleaning unit has a cleaning nozzle that sprays cleaning liquid into the cleaning tank and a cleaning base section that has a housing section that accommodates the tip of the printhead and allows said cleaning liquid to flow into the housing section. The cleaning liquid is allowed to flow into the housing section to clean the tip of the printhead.

Abstract: An inkjet recording apparatus is made capable of preventing ink from sticking during inactivity of the apparatus and, when viscosity of ink contained in a main ink container has fallen outside an appropriate range of viscosity, adjusting ink viscosity to fall within the appropriate range. The apparatus is configured to perform repetitively supplying a solvent contained in a solvent container to the print head and letting the solvent flow back to an ink container through a circulation path and a collection path at intervals of a certain period of time during inactivity of printing by the print head through controlling the print head and a main body.

Abstract: A battery pack that accommodates a plurality of battery modules, the battery pack includes: a lower case that covers lower portions of the plurality of battery modules; and an upper cover that covers upper portions of the plurality of battery modules, wherein the lower case includes: a bottom plate; a front wall; a rear wall; a left wall; and a right wall, the plurality of battery modules are disposed in a battery module accommodating portion, the lower case is provided with a cross member, and a cover frame, the cross member is made of a solid-structured metal and extends in the left-right direction such that a position of an upper end thereof is lowered from both left and right ends toward a left-right direction central portion, and the cover frame is formed of a metal plate member and is fixed to the cross member.

Abstract: A liquid object dispenser includes a body, multiple containers (500), a transfer table (110) including multiple container accommodating parts accommodating the multiple containers, the transfer table being able to relatively transfer the container accommodating parts to a replacement position in the body at which the containers are replaced and to a dispensing position in the body at which the stored liquids of the containers accommodated in the container accommodating parts are dispensed, and a liquid object dispensing part configured to cause the stored liquids of the containers accommodated in the container accommodating parts at the dispensing position to be dispensed.

Abstract: A simulation apparatus configured to perform a simulation of an arrangement of an energy recovery apparatus capable of recovering an accumulated energy amount of an energy accumulation apparatus is configured to: (a) output a first output amount which is an output amount related to a position at which the energy recovery apparatus is to be arranged; or (b) output a second output amount which is an output amount used for determining the position at which the energy recovery apparatus is to be arranged, based on at least one of: (i) a first relational expression; and (ii) a second relational expression.

Abstract: An object of the present invention is to reduce the amount of solvent vapor floating around when a print head is cleaned in an inkjet recording device. In addition, an object is to reduce ink stains on a periphery of the print head. An inkjet recording device includes a main body portion and a print head. The main body portion includes an ink container that contains ink, and a solvent container that contains a solvent. The print head includes a nozzle connected to the ink container to discharge the pressurized and supplied ink, a charging electrode that charges ink particles discharged from the nozzle, a deflection electrode that deflects the ink particles charged by the charging electrode, and a gutter that collects the ink. In addition, a head mounting unit for cleaning the print head is provided. The head mounting unit is connected to a solvent vapor suction path for suctioning solvent vapor generated therearound.

Abstract: A liquid object detector (160) includes a liquid object dispensing part (500), a sensor (161, 162, 163) configured to detect a liquid object dispensed by the liquid object dispensing part, and a sensor moving part (130, 165) configured to move the sensor in a direction crossing a dispensing direction of the liquid object.

Abstract: A battery protection apparatus provided under a side sill of a vehicle and provided at least in a side surface of a battery pack under the vehicle, includes a protection apparatus main body, wherein a protrusion portion extending downwardly is formed in the side sill of the vehicle, the protrusion portion is positioned between the protection apparatus main body and the battery pack, and in a vertical direction, the highest point of the protection apparatus main body is higher than the lowest point of the protrusion portion with respect to the horizontal plane.

Abstract: A coupling device includes male and female couplings having first and second circumferential grooves on surfaces of the respective couplings that face each other when the couplings are fitted together. The coupling device further includes an engaging member. When the male coupling is pushed into the female coupling, the engaging member is retracted into the second groove, allowing the male coupling to be inserted into the female coupling, and when the couplings are fitted together, the engaging member is pushed into the first groove by coil springs so as to be fitted into both of the groove, thereby preventing separation of the male and female couplings in the axial direction. Countersunk head screws support respective divided pieces of the engaging member. Slotted head setscrews are screwed in at boundaries between the adjacent divided pieces to press the divided pieces against the bottom of the first groove.

Abstract: The present invention provides an inkjet recording device capable of automatically cleaning the head tip and a cleaning method for inkjet recording apparatus. An inkjet recording apparatus has a printhead that receives a supply of ink and prints, a main unit that supplies said ink to said printhead, and a cleaning unit that has a cleaning tank into which said entire printhead is inserted and injects a cleaning solution from a cleaning nozzle to said printhead for cleaning. The cleaning unit has a cleaning nozzle that sprays cleaning liquid into the cleaning tank and a cleaning base section that has a housing section that accommodates the tip of the printhead and allows said cleaning liquid to flow into the housing section. The cleaning liquid is allowed to flow into the housing section to clean the tip of the printhead.

Abstract: A charging control apparatus includes: a prediction unit configured to predict a change in temperature of a battery over time during charging; a calculation unit configured to calculate, based on the change in temperature over time predicted by the prediction unit, a degree of influence that the battery receives from the temperature of the battery exceeding a predetermined upper-limit temperature control value; and a charging control unit configured to allow the temperature of the battery to exceed the upper-limit temperature and charge the battery when the degree of influence is less than a predetermined reference value.

Abstract: A liquid object detector (160) includes a liquid object dispensing part (500), a sensor (161, 162, 163) configured to detect a liquid object dispensed by the liquid object dispensing part, and a sensor moving part (130, 165) configured to move the sensor in a direction crossing a dispensing direction of the liquid object.

Abstract: A liquid object dispenser includes a body, multiple containers (500), a transfer table (110) including multiple container accommodating parts accommodating the multiple containers, the transfer table being able to relatively transfer the container accommodating parts to a replacement position in the body at which the containers are replaced and to a dispensing position in the body at which the stored liquids of the containers accommodated in the container accommodating parts are dispensed, and a liquid object dispensing part configured to cause the stored liquids of the containers accommodated in the container accommodating parts at the dispensing position to be dispensed.

Abstract: A battery protection apparatus provided under a side sill of a vehicle and provided at least in a side surface of a battery pack under the vehicle, includes a protection apparatus main body, wherein a protrusion portion extending downwardly is formed in the side sill of the vehicle, the protrusion portion is positioned between the protection apparatus main body and the battery pack, and in a vertical direction, the highest point of the protection apparatus main body is higher than the lowest point of the protrusion portion with respect to the horizontal plane.