Abstract: A high-pressure gas tank module may include: a gas tank which stores high-pressure gas, the tank including a cylindrical side wall extending along a center axis of the tank, and an end wall located at an end of the side wall, wherein the end wall is curved outward in a dome-shape; a protector fixed on an outer surface of the end wall; and a boss located on the center axis and fixed on an inner surface of the end wall. The boss includes a joining surface joined to the inner surface, the protector includes a facing surface facing the end wall, wherein the facing surface includes a joining area joined to the outer surface and a non-joining area extending along the outer surface from the joining area toward the side wall, and the joining area faces the joining surface with the end wall interposed therebetween.

Abstract: A tank device mounted on a vehicle body includes a tank, and a fixing device that fixes the tank to a vehicle body. The tank includes a boss located at its one end, and a flow path member fixed in an opening portion of the boss, the flow path member serving as a flow path that allows the inside of the tank to communicate with the outside. The fixing device includes a first end portion and a second end portion, the first end portion being sandwiched between an end of the opening portion and the flow path member, and the second end portion being fixed to a fixing portion of the vehicle body.

Abstract: A tank holding device includes a band configured to tighten a hydrogen tank. The band includes a band-shaped base portion extending along an outer circumference of the hydrogen tank, and a plurality of pressing portions projecting from both sides of the base portion in a width direction orthogonal to a longitudinal direction of the base portion and configured to apply a pressing force to an outer peripheral surface of the hydrogen tank by elastically deforming in abutment against the outer peripheral surface of the hydrogen tank. At least an elastic member is provided in a gap between the band and the hydrogen tank to fill the gap.

Abstract: A tank holding device includes a band configured to tighten a hydrogen tank. The band includes a band-shaped base portion extending along an outer circumference of the hydrogen tank, a plurality of pressing portions projecting from both sides of the base portion in a width direction orthogonal to a longitudinal direction of the base portion and configured to apply a pressing force to an outer peripheral surface of the hydrogen tank by elastically deforming in abutment against the outer peripheral surface of the hydrogen tank, and a deformation limiting portion configured to limit deformation of the pressing portions to a specified amount.

Abstract: The high-pressure tank includes a tank body, a boss, a valve body that is housed in a through hole, and a ring-shaped seal provided on an outer peripheral surface of the valve body. The outer peripheral surface of the valve body has a groove portion in which a seal is disposed along the axial direction of the valve body, and a thick shaft portion adjoining the groove portion from an inside space side and having a diameter larger than that of the groove portion. In a stroke in which the valve body moves from an open position to a closed position, when the position of the valve body when the compression of the seal is started is defined as the compression start position, the length of the thick shaft portion is larger than the distance from the compression start position to the closed position.

Abstract: A denture base of the present disclosure includes: a base main body; and a plurality of sockets provided in the base main body and each having a concave shape. The plurality of sockets are provided along a shape of the base main body. The base main body includes a socket partition wall provided between adjacent sockets of the plurality of sockets. The socket partition wall is provided with a groove that communicates with the adjacent sockets each other. The plurality of sockets communicate with each other through the groove.

Abstract: An information processing apparatus according to an exemplary embodiment of the present disclosure provides a service. In a case where the information processing apparatus receives a registration request for registering an image forming apparatus in the service, the information processing apparatus issues an access token based on an output authority of an instructing user who has given an instruction to transmit the registration request, and transmits the issued access token to the image forming apparatus.

Abstract: A tank mounting structure includes a frame, a band, and a tank protector. The frame is configured to fix the tank. The band is configured to fix the tank in a state where the band sandwiches the tank with the frame and the band deforms in accordance with expansion or contraction of the tank. The tank protector is configured to be fixed to an inner side of the band or an outer side of the band.

Abstract: A high-pressure gas tank module may include: a gas tank which stores high-pressure gas, the tank including a cylindrical side wall extending along a center axis of the tank, and an end wall located at an end of the side wall, wherein the end wall is curved outward in a dome-shape; a protector fixed on an outer surface of the end wall; and a boss located on the center axis and fixed on an inner surface of the end wall. The boss includes a joining surface joined to the inner surface, the protector includes a facing surface facing the end wall, wherein the facing surface includes a joining area joined to the outer surface and a non-joining area extending along the outer surface from the joining area toward the side wall, and the joining area faces the joining surface with the end wall interposed therebetween.

Abstract: A fuel cell electric vehicle includes a ladder frame, a fuel cell stack, a fuel tank, a joint, and a center tunnel. The ladder frame includes two side members extending in parallel in a front-rear direction of the fuel cell electric vehicle and a plurality of cross members linking the two side members. The fuel tank stores fuel gas to be used by the fuel cell stack. The fuel cell stack and the fuel tank are fixed to the ladder frame. The fuel tank and the joint are linked by a first fuel pipe made of metal, and the joint and the fuel cell stack are linked by a second fuel pipe. The fuel tank and the joint are supported by the ladder frame and accordingly the relative vibration of the joint with respect to the fuel tank is reduced, and are disposed in the center tunnel.

Abstract: Provided is a method for producing a high-pressure tank that is capable of suppressing entry of a resin in a stiffener layer into the boundary between a liner body and a mouthpiece, and also offers excellent productivity. The method for producing a high-pressure tank includes disposing a resin sheet on a liner body having a mouthpiece, the resin sheet covering a gap between an outer circumferential portion of the mouthpiece and the liner body, and heating the resin sheet and welding the resin sheet to the mouthpiece and the liner body, to make a liner; and forming a fiber layer around the outer circumference of the liner, the fiber layer being impregnated with a resin, and curing the resin, wherein the softening point of a material constituting the resin sheet is higher than the maximum temperature that is reached by the liner due to heating of the resin.

Abstract: A tank holding device includes a band configured to tighten a hydrogen tank. The band includes a band-shaped base portion extending along an outer circumference of the hydrogen tank, a plurality of pressing portions projecting from both sides of the base portion in a width direction orthogonal to a longitudinal direction of the base portion and configured to apply a pressing force to an outer peripheral surface of the hydrogen tank by elastically deforming in abutment against the outer peripheral surface of the hydrogen tank, and a deformation limiting portion configured to limit deformation of the pressing portions to a specified amount.

Abstract: A tank holding device includes a band configured to tighten a hydrogen tank. The band includes a band-shaped base portion extending along an outer circumference of the hydrogen tank, and a plurality of pressing portions projecting from both sides of the base portion in a width direction orthogonal to a longitudinal direction of the base portion and configured to apply a pressing force to an outer peripheral surface of the hydrogen tank by elastically deforming in abutment against the outer peripheral surface of the hydrogen tank. At least an elastic member is provided in a gap between the band and the hydrogen tank to fill the gap.

Abstract: A method for manufacturing a high-pressure tank including a reinforcing layer in which rims of both ends of a tubular member and rims of a pair of dome members are joined to overlap each other in a radial direction includes producing the dome members and producing the tubular member. The producing of the dome members includes producing a wound body on a mandrel, curing a resin contained in the wound body, shaving the wound body after the resin is cured to reduce, toward a split line, thicknesses of the rims of the dome members to be obtained by splitting the wound body, splitting the shaved wound body into the dome members by cutting the wound body along the split line, and demolding the dome members from the mandrel.

Abstract: A nutriculture device includes: a culture bed having an upward facing opening; a planting panel that covers the opening of the culture bed, includes a through hole having a crop pass therethrough, and defines an internal space between the cover and the culture bed; a water retention mat inside the internal space and that retains water; a plurality of culture containers each of which supports the crop, each of which is arranged in the internal space, and each of which is provided with a bottom hole; a medium housed in each culture container; a mat-side water irrigation unit feeding water to the water retention mat; and a container-side water irrigation unit feeding water into each of the culture containers per container unit including some of the culture containers or per culture container. The nutriculture device with this configuration can cultivate high-quality crops while suppressing generated drainage water.

Abstract: A high-pressure tank includes a liner, a fiber layer, and a protective layer. The liner has an internal space to store a fluid. The fiber layer includes fibers wound around an outer surface of the liner, and a thermosetting resin that has been cured and covers surfaces of the fibers. The protective layer includes a porous member disposed on the fibers, the porous member having a plurality of pores extending through the porous member in a thickness direction of the porous member. The thermosetting resin has entered the pores.

Abstract: A method of producing a high-pressure tank including a liner and a reinforcement layer made of fiber-reinforced resin includes a process of forming at least a domed member included in the reinforcement layer. The process includes placing first fiber bundles to form a part of a protruding portion and a part of a domed main body, and placing second fiber bundles to cover the first fiber bundles. The first fiber bundles are placed, such that a fiber direction of the first fiber bundles in the protruding portion follows an axial direction of the protruding portion, and resin with which the fiber bundles are impregnated is solidified while the first fiber bundles are being placed. The second fiber bundles are placed, such that the fiber direction of the second fiber bundles intersects with the fiber direction of the first fiber bundles.

Abstract: A tank device mounted on a vehicle body includes a tank, and a fixing device that fixes the tank to a vehicle body. The tank includes a boss located at its one end, and a flow path member fixed in an opening portion of the boss, the flow path member serving as a flow path that allows the inside of the tank to communicate with the outside. The fixing device includes a first end portion and a second end portion, the first end portion being sandwiched between an end of the opening portion and the flow path member, and the second end portion being fixed to a fixing portion of the vehicle body.

Abstract: A tank mounting structure includes a frame, a band, and a tank protector. The frame is configured to fix the tank. The band is configured to fix the tank in a state where the band sandwiches the tank with the frame and the band deforms in accordance with expansion or contraction of the tank. The tank protector is configured to be fixed to an inner side of the band or an outer side of the band.

Abstract: A tank mounting structure includes a frame, a band, and a tank protector. The frame is configured to fix the tank. The band is configured to fix the tank in a state where the band sandwiches the tank with the frame and the band deforms in accordance with expansion or contraction of the tank. The tank protector is configured to be fixed to an inner side of the band or an outer side of the band.