Abstract: An operating unit according to one or more embodiments may include a base and switches on the base. The base according to one or more embodiments may include a first light emitter including at least one light guide plate finely processed with a pattern and having a light emitting surface facing a front surface of the operating unit, and a light emitting board on an end face of the at least one light guide plate in a thickness direction. The light emitting board applies light to the at least one light guide plate.

Abstract: A turbine rotor in an embodiment includes: a rotor body portion; and a plurality of turbine disks provided on the rotor body portion in a center axis direction of the rotor body portion. The turbine rotor includes: a high-pressure cooling passage formed in the rotor body portion, the high-pressure cooling passage to which a high-pressure cooling medium is supplied, and the high-pressure cooling passage that discharges the high-pressure cooling medium to the high-pressure side turbine stage; and a low-pressure cooling passage formed in the rotor body portion, the low-pressure cooling passage to which a low-pressure cooling medium whose pressure is lower than the pressure of the high-pressure cooling medium is supplied, and the low-pressure cooling passage that discharges the low-pressure cooling medium to the low-pressure side turbine stage.

Abstract: According to an embodiment, a gas turbine includes: a casing; a rotor shaft penetrating through the casing; a plurality of turbine stages which are in the casing and are arranged along an axial direction of the rotor shaft and through which a working fluid passes; two bearings disposed on outer sides of the casing in terms of the axial direction and supporting the rotor shaft in a rotatable manner; and a plurality of outlet pipes through which the working fluid having finished work in the turbine stages is discharged. The outlet pipes are provided in an upper half and a lower half of the casing.

Abstract: There are provided a throttle mechanism and the like that are capable of easily changing a cross-sectional area of a flow path according to an operating state. The throttle mechanism in an embodiment is a throttle mechanism that controls a flow rate of a fluid flowing through a flow path, and is configured to make a cross-sectional area of the flow path change autonomously according to temperature.

Abstract: A heat source device including a sheet-metal burner body (30), a fan casing (40) connected to the burner body (30), an annular packing (90) connecting a burner-side connection end surface (340) with a fan-side connection end surface (410) in an airtight state, a sheet-metal connection part (80) disposed between the burner-side connection end surface (340) and the fan-side connection end surface (410), wherein the connection part has an opening (85) and a packing storage portion (84) storing the annular packing (90), wherein the opening (85) is provided in such a manner that an opening edge is positioned outside of those of an inlet port (35) and a blowout port (44) in a state where the connection part (80) is disposed between the burner-side connection end surface (340) and the fan-side connection end surface (410).

Abstract: The invention provides a CO2 turbine power generation system that can be easily prevented from reaching an overspeed condition. A CO2 turbine power generation system of an embodiment includes a CO2 medium shutoff valve installed in a medium flow path between a regenerative heat exchanger and a combustor. When load rejection is to be performed, the CO2 medium shutoff valve closes to shut off the supply of the medium from the regenerative heat exchanger to the combustor.

Abstract: An illumination device according to one or more embodiments may include: a light guide plate unit having a front light guide plate and a rear light guide plate; a light projecting unit having an LED configured to supply light to the front light guide plate and the rear light guide plate; a moving mechanism configured to cause the light guide plate unit to reciprocate in a depth direction; and a detector having a detection region in front of the light guide plate unit in the depth direction and configured to detect the presence or absence of an object without contacting. The moving mechanism may move the light guide plate unit in accordance with a detection result of the detector.

Abstract: According to an embodiment, a turbine stator blade disposed in a working fluid flow path in a casing of a gas turbine, includes: a blade effective part disposed in the working fluid flow path; an outer circumferential sidewall having a plate-shaped part that is connected to a radially outer end portion of the blade effective part, and hooks each extending radially outward and circumferentially from the plate-shaped part and having a tip engaged with the casing; and an inner circumferential sidewall connected to a radially inner end portion of the blade effective part. At least one slit is formed at the rear hook or front hook to divide the hook in a circumferential direction, and the hook has a seal member to seal the slit.

Abstract: Shaft stability is enhanced and reliability is improved. In a gas turbine power generation system of an embodiment, a pressurizing unit, a rotation control unit, a diaphragm coupling, a turbine, and a generator are disposed to line up sequentially on the same shaft. A thrust bearing is provided between the turbine and the generator. The turbine is configured such that a working medium flows from the diaphragm coupling side toward the rotation control unit side.

Abstract: There are provided a method for manufacturing a light emitting device and a method for manufacturing a light guide plate, with which a light emitting device that is inexpensive and affords excellent space efficiency, despite having a plurality of light emitting surfaces with different angles, can be manufactured in a small number of steps and with stable quality. With this light emitting device, the end surface of one of the end portions that are butted together in a plurality of light guide plates is formed into an inclined surface having a reflection function for changing the angle at which the light is guided so that the light will be incident on the adjacent light guide plate.

Abstract: A right side portion, which is a light emitting device, comprises a side light guide plate and a front light guide plate as a plurality of light guide plates in which light is reflected by a prism and emitted from a light emitting surface. The side light guide plate and the front light guide plate are disposed in a row in a state in which the angles of the light emitting surfaces differ between adjacent light guide plates and the ends of adjacent light guide plates are butted against each other. An LED board is disposed at the end of the side light guide plate, and the end surface of one of the ends of the side light guide plate and the front light guide plate that are abutted against each other is formed as an inclined surface with a reflection function that changes the angle at which the light is guided and causes the light to be incident on the adjacent light guide plate.

Abstract: An illumination device according to one or more embodiments may include: a light guide plate unit comprising a front light guide plate and a rear light guide plate arranged in a depth direction at a predetermined interval, and a light projecting unit arranged at a side of the light guide plate unit. The light projecting unit may comprise an LED in an amount of one piece among the front light guide plate and the rear light guide plate; and a moving mechanism configured to cause the light guide plate unit to reciprocate in the depth direction to cause a light incident surface of either one of the front light guide plate and the rear light guide plate to be opposed to the light projecting unit.

Abstract: A game machine that can discriminate between two states of an occupied state and an unoccupied state includes a credit function. The game machine includes the credit function configured to determine presence or absence of a credit and a timer part configured to measure a lapse of time, and transitions to the occupied state in which a game is determined to be interrupted or the unoccupied state in which the game machine is determined to be idle according to a determination of the presence or absence of the credit in the credit function when the timer part measures a lapse of a first time.

Abstract: The plate-type heat exchanger includes blocks stacked on each other, each of the blocks including a heat exchanger body configured to exchange heat between a first fluid and a second fluid. A connection passage for the first fluid is formed between blocks adjacent to each other of the plurality of blocks, the connection passage allowing the outlet of one of the blocks adjacent to each other and the inlet of the other of the blocks adjacent to each other to communicate with each other, the first fluid in the blocks adjacent to each other having different flow directions between the blocks adjacent to each other, and a second connection passage is provided between at least one pair of blocks adjacent to each other among the plurality of blocks, the second connection passage being configured to cause the first fluid to flow to a position different from the connection passage.

Abstract: Provided is a hollow fiber membrane that is excellent in water vapor separation performance immediately after production and water vapor separation performance after repeated use with compressed air. A hollow fiber membrane comprising a polyarylate resin, wherein the hollow fiber membrane includes a skin layer on at least one of inner and outer surfaces, has a tensile strength of 7 MPa or more and an elongation at break of 15% or more, and has an internal pressure water permeability of less than 100 L/(m2·atm/h) as measured using pure water at 25° C.

Abstract: A peptide having a fluoroalkyl group as its side chain and a method for producing, which comprises condensing a compound represented by the formula (6-2) or (6-4), where means that an asymmetric carbon atom has an absolute configuration of S or R, Rf is a C1-30 alkyl group which is substituted with at least two fluorine atoms, and which may further be substituted with a halogen atom other than a fluorine atom (when the C1-30 alkyl group is a C2-30 alkyl group, it may have 1 to 5 etheric oxygen atoms between carbon atoms), and R2 is a protecting group for the amino group, with a fluorinated amino acid having its carboxy group protected, an amino acid having its carboxy group protected, a fluorinated peptide having its C-terminal protected, or a peptide having its C-terminal protected.

Abstract: A plate-type heat exchanger formed by stacking a plurality of heat exchange units on top of each other, wherein adjacent heat exchange units are stacked such that the internal space in one heat exchange unit and the internal space in another heat exchange unit communicate with each other through a first opening in the one heat exchange unit and a second opening in the other heat exchange unit, the one heat exchange unit includes an insertion wall disposed on a peripheral edge of the first opening and inserted in the second opening when the adjacent heat exchange units are stacked, and the insertion wall has a distal end with a circumferentially discontinuous protrusion height.

Abstract: A liquid crystal control circuit includes: a first terminal that outputs a rewriting signal for rewriting a plurality of pixels; a second terminal that periodically designates a start timing of the rewriting signal; a third terminal that outputs a polarity signal for designating polarity of AC voltage; a first circuit that identifies a next second inversion timing of any first inversion timing at which the polarity is inverted; a calculator that calculates a first start timing after the first inversion timing based on the start timing; a second circuit that determines whether the second inversion timing is within a period from a predetermined time before the first start timing to the first start timing; and an inversion unit that inverts polarity of the polarity signal after the rewriting signal starting from the first start timing is stopped, when the second inversion timing is within the period.

Abstract: A turbine rotor of an embodiment includes a rotor body portion having turbine discs in plural stages in an axial direction protruding radially outside from an outer peripheral surface of the rotor body portion over a circumferential direction. The turbine rotor includes a plurality of axial passages, through which a cooling medium flows, formed at the rotor body portion radially outside than a center axis of the turbine rotor and radially inside than an outer peripheral surface of the rotor body portion in the axial direction; an introduction passage introducing the cooling medium into each of the axial passages; and discharge passages that penetrate from each of the axial passages to the outer peripheral surface of the rotor body portion to discharge the cooling medium.

Abstract: According to an embodiment, a gas turbine includes: a casing; a rotor shaft penetrating through the casing; a plurality of turbine stages which are in the casing and are arranged along an axial direction of the rotor shaft and through which a working fluid passes; two bearings disposed on outer sides of the casing in terms of the axial direction and supporting the rotor shaft in a rotatable manner; and a plurality of outlet pipes through which the working fluid having finished work in the turbine stages is discharged. The outlet pipes are provided in an upper half and a lower half of the casing.