Abstract: Provided is a pharmaceutical composition, which comprises 5-{[(3R)-1-acryloylpyrrolidin-3-yl]oxy}-6-ethyl-3-({4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl}amino)-pyrazine-2-carboxamide or a pharmaceutically acceptable salt thereof, and is stabilized. The pharmaceutical composition comprises potassium chloride and/or sodium chloride, and inhibits the increase of related substances.

Abstract: A composition for forming an aluminum film, comprising a complex represented by the following formula (1) and a complex represented by the following formula (2), the molar ratio of the complex represented by the following formula (1) and the complex represented by the following formula (2) being 40:60 to 85:15: AlH3.NR1R2R3??(1) AlH3.(NR1R2R3)2??(2) (in the above formulas (1) and (2), R1, R2 and R3 are each independently a hydrogen atom, alkyl group, cycloalkyl group, alkenyl group, alkynyl group, aryl group or aralkyl group.).

Abstract: It is intended to provide a centrifugal blower capable of suppressing the generation of noise including periodic noise that is caused by interference between a tongue and an impeller. The centrifugal blower is provided with an impeller (2) provided with plural blades around a rotating shaft; a casing (3) which houses the impeller (2) and has a suction portion at one end in an axial line direction of the rotating shaft; a spiral flow passage (4) formed around the impeller (2) in the casing (3); and a tongue (6) for suppressing inflow of air from a winding end to a winding origin of the spiral flow passage (4).

Abstract: A damper is provided to suppress the abnormal noise or air noise at the small opening of the damper. The damper includes a wall surface which forms an air flow passage, a stationary portion which extends from the wall surface to the center of a flow passage, and a rotating portion rotatably disposed in the flow passage, having one end in contact with a portion of the stationary portion at a downstream side of an air flow through the flow passage. A curved wall portion as a convex curved surface protruding to the center of the flow passage is formed on a position of the wall surface on which the air flow passing between the one end and the stationary portion impinges.

Abstract: A composition for forming an aluminum film, comprising a complex represented by the following formula (1) and a complex represented by the following formula (2), the molar ratio of the complex represented by the following formula (1) and the complex represented by the following formula (2) being 40:60 to 85:15: AlH3.NR1R2R3??(1) AlH3.(NR1R2R3)2??(2) (in the above formulas (1) and (2), R1, R2 and R3 are each independently a hydrogen atom, alkyl group, cycloalkyl group, alkenyl group, alkynyl group, aryl group or aralkyl group.).

Abstract: A shroud includes a body portion 5B, a mount 7 positioned at a center of the body portion 5B and supporting rotary vane wheel driver 6, and multiple support beams 10 radially extending from the mount 7 and joining the mount 7 and the body portion 5B, where each of the support beams 10 becomes thicker from an upstream side of a flow direction of air toward a downstream side thereof, and an edge portion 10ti of each of the support beams 10 on the downstream side of the flow direction of the air discharged by the rotary vane wheel 8 is oriented in a direction parallel to a rotation axis of the rotary vane wheel 8, and the edge portion on the upstream side is oriented in a direction opposite to a rotation direction of the rotary vane wheel 8.

Abstract: A centrifugal blower has: an impeller; and a casing that houses the impeller. The impeller has: a bottom plate; blades provided on a same circumference of the bottom plate; and a shroud that has the blades interposed between it and the bottom plate, disposed concentric with the bottom plate, and connects end sections of the respective blades. The shroud has: an inclined section that comes closer to the bottom plate moving from a radial direction inside to a radial direction outside; and a shroud side barrier that rises from a position on the radial direction outside of the inclined section towards a side opposite to the bottom plate. The casing has a bell-mouth that opens from a radial direction inside of the shroud to a radial direction outside, and a casing side barrier that projects to an area between the inner periphery of the shroud and the shroud side barrier.

Abstract: A shroud includes a body portion 5B, a mount 7 positioned at a center of the body portion 5B and supporting rotary vane wheel driver 6, and multiple support beams 10 radially extending from the mount 7 and joining the mount 7 and the body portion 5B, where each of the support beams 10 becomes thicker from an upstream side of a flow direction of air toward a downstream side thereof, and an edge portion 10ti of each of the support beams 10 on the downstream side of the flow direction of the air discharged by the rotary vane wheel 8 is oriented in a direction parallel to a rotation axis of the rotary vane wheel 8, and the edge portion on the upstream side is oriented in a direction opposite to a rotation direction of the rotary vane wheel 8.

Abstract: A shroud includes a body portion 5B, a mount 7 positioned at a center of the body portion 5B and supporting rotary vane wheel driver 6, and multiple support beams 10 radially extending from the mount 7 and joining the mount 7 and the body portion 5B, where each of the support beams 10 becomes thicker from an upstream side of a flow direction of air toward a downstream side thereof, and an edge portion 10ti of each of the support beams 10 on the downstream side of the flow direction of the air discharged by the rotary vane wheel 8 is oriented in a direction parallel to a rotation axis of the rotary vane wheel 8, and the edge portion on the upstream side is oriented in a direction opposite to a rotation direction of the rotary vane wheel 8.

Abstract: It is intended to provide a centrifugal blower capable of suppressing the generation of noise including periodic noise that is caused by interference between a tongue and an impeller. The centrifugal blower is provided with an impeller (2) provided with plural blades around a rotating shaft; a casing (3) which houses the impeller (2) and has a suction portion at one end in an axial line direction of the rotating shaft; a spiral flow passage (4) formed around the impeller (2) in the casing (3); and a tongue (6) for suppressing inflow of air from a winding end to a winding origin of the spiral flow passage (4).

Abstract: A centrifugal fan includes a space in which the dimension between a shroud-facing wall and a shroud, from the outer peripheral side to the inner peripheral side of the shroud, is substantially uniform, wherein the shroud-facing wall includes a recess extending in the circumferential direction, the recess being disposed at the inner peripheral side of the outer peripheral end of the shroud-facing wall forming the space having the uniform dimension so that the recess forms a space larger than the other part.

Abstract: An air conditioning unit capable of suppressing a low frequency noise and a vehicle air conditioning apparatus are provided. The air conditioning unit includes a fan (9) for supplying air, a heat exchanger (7) for performing heat exchange between the air supplied from the fan (9), a first flow passage (13) for guiding the air supplied from the fan (9) in a direction along a surface of the heat exchanger (7), and a second flow passage (15) for turning the flow direction of the air passed through the first flow passage (13) in a direction intersecting the surface of the heat exchanger (7), wherein a projecting portion (25, 27) is disposed to the confronting surface (19) of the second flow passage (15) confronting the heat exchanger (7) so as to project toward the heat exchanger (7) as well as to extend in a direction along the air flow in the first flow passage (13).

Abstract: Provided are a damper in which strange sound (whistling sound) generated when the damper has a small opening degree is suppressed, an air conditioning unit, and an air conditioner for vehicle. The damper has a wall surface (33) for forming a channel for allowing air to flow in it, a stationary portion (35) extending from the wall surface (33) toward the center of the channel (23), and a rotation portion (25) rotatably placed in the channel (23) and having one end (29) in contact with a portion of the stationary portion (35), which portion is on the downstream side of air flow in the channel (23). A curved wall portion (45) curved and projected toward the center of the channel (23) is formed at that position on the wall surface (33) with which the air flow passed between one end (29) and the stationary portion (35) collides.

Abstract: There is provided a propeller fan in which a clearance between a rotary vane wheel and a shroud is constant three-dimensionally to improve air blowing efficiency and suppress noise. Furthermore, there is provided a propeller fan in which a span length of the rotary vane wheel with respect to the shroud is varied between a front edge portion and a rear edge portion to improve air blowing efficiency and suppress noise. Still further, there is provided a propeller fan characterized in that chamfering is applied only to a negative pressure face of a circumferential outer edge portion of a vane.

Abstract: An object is to provide a centrifugal blower with reduced noise. The centrifugal blower is provided with: an impeller; a casing that houses the impeller and forms a spiral flow passage that surrounds a radial direction outside of the impeller; and a driving device that rotates the impeller about an axis. The impeller has: a bottom plate; a plurality of blades provided on a same circumference of the bottom plate; and a substantially annular plate shape shroud that has the blades interposed between it and the bottom plate, and that is disposed concentric with the bottom plate, and that connects end sections of the respective blades. The shroud has: an inclined section that comes closer to the bottom plate moving from a radial direction inside to a radial direction outside; and a shroud side barrier that rises from a position on the radial direction outside of the inclined section towards a side opposite to the bottom plate.

Abstract: The present invention relates to fine particles of a poorly water-soluble drug wherein a predetermined enteric material is adsorbed as the dispersant on the surface of a poorly water-soluble drug, as well as a method for producing the same fine particles. It is possible to efficiently and safely produce in a short amount of time fine particles with which absorption of a poorly water-soluble drug that is poorly absorbed in humans, and the like can be improved, and a pharmaceutical preparation with excellent dispersion stability can be provided, by using the fine particles of the present invention having an improved dissolution profile.

Abstract: A centrifugal fan includes a space in which the dimension between a shroud-facing wall and a shroud, from the outer peripheral side to the inner peripheral side of the shroud, is substantially uniform, wherein the shroud-facing wall includes a recess extending in the circumferential direction, the recess being disposed at the inner peripheral side of the outer peripheral end of the shroud-facing wall forming the space having the uniform dimension so that the recess forms a space larger than the other part.

Abstract: A shroud of the present invention includes a body portion 5B, a mount 7 positioned at a center of the body portion 5B and supporting rotary vane wheel driving means 6, and multiple support beams 10 radially extending from the mount 7 and joining the mount 7 and the body portion 5B, where each of the support beams 10 becomes thicker from an upstream side of a flow direction of air toward a downstream side thereof, and an edge portion 10ti of each of the support beams 10 on the downstream side of the flow direction of the air discharged by the rotary vane wheel 8 is oriented in a direction parallel to a rotation axis of the rotary vane wheel 8, and the edge portion on the upstream side is oriented in a direction opposite to a rotation direction of the rotary vane wheel 8.

Abstract: There is provided a propeller fan in which a clearance between a rotary vane wheel and a shroud is constant three-dimensionally to improve air blowing efficiency and suppress noise. Furthermore, there is provided a propeller fan in which a span length of the rotary vane wheel with respect to the shroud is varied between a front edge portion and a rear edge portion to improve air blowing efficiency and suppress noise. Still further, there is provided a propeller fan characterized in that chamfering is applied only to a negative pressure face of a circumferential outer edge portion of a vane.