Abstract: A plurality of suctioning flow paths for suctioning mobile phases meet each other at a meeting portion. The meeting portion is connected to an inlet flow path communicating with an inlet of a reciprocating pump. The suctioning flow paths are respectively provided with solenoid valves for opening and closing the respective flow paths. The suctioning flow paths are respectively provided with orifices between the solenoid valves and the meeting portion. The orifices are sections of the respective suctioning flow paths having smaller diameters.

Abstract: A drug container of a multilayer film including a first layer (1) composed of a linear ethylene/?-olefin copolymer having a density of 0.930 to 0.950 g/cm3, a second layer (2) and a fourth layer (4) each composed of a mixture containing a linear ethylene/?-olefin copolymer having a density of 0.860 to 0.920 g/cm3 in a weight ratio of 95:5 to 40:60, a third layer (3) composed of a polycycloolefin, and a fifth layer (5) composed of a mixture containing a polyethylene and a polypropylene, the fifth layer 5 serving as an innermost layer.

Abstract: A plunger seal has a cylindrical protruding portion on its front face. A base end portion of the protruding portion has a recessed curved shape having a certain curvature. In a portion of a pump head, where the plunger seal is mounted, a seal insertion portion into which the protruding portion of the plunger seal is to be fitted is formed as a cylindrical recessed portion. An opening edge portion of the seal insertion portion has a protruding curved shape having the same curvature as the base end portion of the protruding portion of the plunger seal.

Abstract: Provided a port member for an infusion solution bag that is capable of suppressing occurrence of gaps or wrinkles in a sealed portion in a manufacturing process, and preventing damages to resin sheets of a bag body during storage or transportation. A port member for an infusion solution bag includes a tubular body portion having one end sealed by a plug member structured to enable a hollow needle to be pierced into the plug member, and a tubular to-be-sealed portion continuously formed with an other end of the body portion and having an inner space communicated with the inside of the body portion, the to-be-sealed portion being held between and sealed to end portions of resin sheets overlapped together to form a bag body having an inner space for accommodation of at least a medicine, in which the to-be-sealed portion thus sealed has a radially flattened shape.

Abstract: A pair of coolant receiving pipes (23) and (24) for respectively receiving a coolant from left and right engine heads of a V-engine are provided on a first body (21) side, and a collecting passage (27) for collecting the coolant, communication opening (30a) towards a radiator via the above-mentioned collecting passage (27) and communication opening (31a) towards a branch passage provided with a heater core part or the like are provided on a second body (22) side and these are individually resin molded. A coolant passage apparatus (10) is formed by joining the above-mentioned first body (21) and second body (22) for example by welding means.

Abstract: A coolant passage apparatus 10 is formed by joining a plurality of resin moldings 31 and 32 which are each individually molded. A pair of coolant receiving pipes 11 and 12 for respectively receiving a coolant from a pair of engine heads and riser pipes 17 and 18 adjoining the coolant receiving pipes are provided, a central passage 19 is formed between the riser pipes, and a communicating tube 21 which is towards a radiator is formed to communicate with the central passage. Assuming that a line passing through the center of the central passage 19 is (indicated by) A and lines passing through the centers of the above-mentioned riser pipes are (indicated by) B respectively, each of the lines B is outwardly and obtusely angled with respect to the line A, and the riser pipes are respectively molded on both sides of the central passage to incline outwardly.

Abstract: An internal combustion engine exhaust cooling system includes an exhaust gas cooling adapter that is arranged between an exhaust port that opens in a cylinder head, and an exhaust branch pipe, and cools exhaust gas that flows through an exhaust passage by running coolant through a coolant passage formed inside of a wall that surrounds the exhaust passage. The coolant passage includes a first passage and a second passage being provided according to an offset of an amount of heat received from exhaust gas in a circumferential direction of an inner surface of the exhaust passage, and two middle passages that connect the first passage with the second passage at both ends of the two middle passages, and a coolant delivery direction is a direction from the second passage side of a first middle passage, of the two middle passages, toward the first passage side.

Abstract: A cooling apparatus for an internal combustion engine is provided in which a temperature detecting tip of a temperature sensor is arranged in a position where flow of a coolant is smooth, to thereby improve a measurement accuracy of coolant temperature. A thermoelement assembly 13 and the temperature sensor 17 which detects the temperature of the coolant are accommodated in the housing 11 arranged at a return channel of the coolant which flows from a radiator to a coolant inflow part of the engine. The temperature detecting tip 17a of the temperature sensor 17 is arranged to face the inside of a circulation hole 12 of the housing 11 between a valve body 23 which constitutes the thermoelement assembly and a frame support part formed in the circulation hole 12 of the housing 11.

Abstract: The present invention relates to an optical measuring device which includes container for storing a sample, and an electrode pair for generating an electric field distribution upon impression of a voltage by an electrical power supply, thereby generating or extinguishing diffraction grating formed by a density modulation of particles within the sample. The particles within the sample are evaluated based upon a temporal change of an intensity of a diffracted light beam obtained by irradiating a light beam upon the diffraction grating formed by the density modulation of the particles. The electrodes constituting the electrode pair are configured to have a comb-like electrode teeth that are parallel with each other and are arranged such that the electrode teeth of one electrode are inserted between the electrode teeth of the other electrode. From such configuration, an optical measuring device of a high sensitivity and excellent S/N ratio can be obtained.

Abstract: A classification apparatus for classifying and separating particles having particle sizes within a predetermined range is disclosed. In a preferred embodiment of the classification apparatus, a center electrode (3) and an outside electrode (4) generate an electric field for classifying charged fine particles according to electric mobility. In the upper part of a housing (1), a sheath gas supply portion (7) is provided. An aerosol supply portion (11) has an introduction port (11a) provided on the outside electrode (4) side in a classification region (5), and supplies a charged aerosol at a constant flow rate through the introduction port (11a). On the downstream side in the flow of a sheath gas in the classification region (5), a larger-size particle discharge portion (13) is provided.

Abstract: It is an object of the present invention to provide a drug container excellent in unsealability, gas barrier property, contamination resistance, heat resistance, antiblocking property and transparency, and to provide a multilayer film for production of the drug container. To achieve the object, the drug container is formed, for example, of a multilayer film including a first layer (1) composed of a linear ethylene/?-olefin copolymer having a density of 0.930 to 0.950 g/cm3, a second layer (2) and a fourth layer (4) each composed of a mixture containing a linear ethylene/?-olefin copolymer having a density of 0.860 to 0.920 g/cm3 and a linear ethylene/?-olefin copolymer having a density of 0.930 to 0.950 g/cm3 in a weight ratio of 95:5 to 40:60, a third layer (3) composed of a polycycloolefin, and a fifth layer (5) composed of a mixture containing a polyethylene and a polypropylene, the fifth layer 5 serving as an innermost layer.

Abstract: The invention provides an optical measuring device capable of performing measuring using a transient diffraction grating by only adjusting probe light, and a nanoparticle measuring device using the same principle as the optical measuring device.

Abstract: To provide a multilayer film and a container formed of the multilayer film which are excellent in unsealability, transparency, mechanical strength and sterilization heat resistance and are capable of preventing exudation of additives from the film into a liquid contained in the container. In a multilayer film including a first layer (1), a second layer (2), a third layer (3), a fourth layer (4) and a fifth layer (5) stacked in this order, the first layer (1) is composed of a propylene-ethylene random copolymer and/or a polypropylene homopolymer, and the second layer (2) and the fourth layer (4) are each composed of a mixture of a propylene-ethylene random copolymer and an ?-olefin elastomer. The third layer (3) is composed of a mixture of a polycycloolefin and a polyethylene, and the fifth layer (5) is composed of a mixture containing a polypropylene homopolymer and a propylene-ethylene random copolymer in a weight ratio of 90:10 to 10:90.

Abstract: A thermostat device includes a valve housing with a cooling water passage of an internal combustion engine, a built-in thermally expansive body thermally expanded or contracted by temperature change of cooling water, a piston rod slid by thermal expansion/contraction of the expansive body, and a valve body subjected to opening/closing operation by the piston rod in accordance with volume change of the expansive body. A valve seat shape on downstream side than the valve seat, which is an internal wall face forming the passage is formed in a shape that in valve open condition the cross-sectional area of the passage between an inlet seal of the valve seat and the top face of the valve body gradually decreases with reference to the maximum passage cross-sectional area on upstream side and that the cross-sectional area of the passage at the face perpendicular to the top face gradually increases.

Abstract: Provided a port member for an infusion solution bag that is capable of suppressing occurrence of gaps or wrinkles in a sealed portion in a manufacturing process, and preventing damages to resin sheets of a bag body during storage or transportation. A port member for an infusion solution bag includes a tubular body portion having one end sealed by a plug member structured to enable a hollow needle to be pierced into the plug member, and a tubular to-be-sealed portion continuously formed with an other end of the body portion and having an inner space communicated with the inside of the body portion, the to-be-sealed portion being held between and sealed to end portions of resin sheets overlapped together to form a bag body having an inner space for accommodation of at least a medicine, in which the to-be-sealed portion thus sealed has a radially flattened shape.

Abstract: An object of the invention is to provide a method for. reinforcing a weak sealed portion of a multi-chamber medical container by simple processing.

Abstract: An environment friendly and inexpensive gas barrier film that allows a medicine to be clearly visible from outside and prevents erroneous administration is provided. A multichamber bag having a diluting solution chamber 3 jointed to one end side of a medicine-accommodation chamber 1 via a weak sealing part 2 and an unoccupied chamber 5 having an opening part 4 jointed to the other end side of the medicine-accommodation chamber 1 via a weak sealing part 2, wherein the medicine-accommodation chamber 1, the diluting solution chamber 3 and the unoccupied chamber 5 are made of a transparent film material and the outside of the medicine-accommodation chamber 1 is covered with a transparent gas barrier film 6, is provided.

Abstract: Within a container 1 which is storing a sample is generated a regularly arranged electric field distribution by an impression of a voltage upon an electrode pair 2 provided within the container 1, thereby generating diffraction grating formed by a density modulation of particles within the sample within the container 1, there is obtained information upon a diffusion of the particles based upon a temporal change in an extinction process of an intensity of a diffracted light beam obtained by irradiating a light beam upon the diffraction grating formed by the density modulation of the particles, the electrodes 21, 22 constituting the electrode pair 2 are configured to have multiple linear electrode teeth 21a, 22a parallel with each other, the electrodes 21, 22 are arranged such that the electrode teeth 21a of one electrode 21 are inserted between the electrode teeth 22a of the other electrode 22, thereby increasing the width of the diffraction grating formed by the density modulation of the particles, and a rati

Abstract: It is an object of the resent invention to provide a multi-chamber container that has a weak seal portion having an increased joining strength and being easy to be opened when in administration of medicine, and that is provided at low cost. The multi-chamber container includes a medicine accommodation chamber 1, a diluting solution chamber 3 jointed to one side of the medicine accommodation chamber 1 via a partitioning weak seal portion 2, an unoccupied chamber 5 having a port 6 and joined to an opposite side of the medicine accommodation chamber 1 via a discharging weak seal portion 4, a film member 7 attached to the medicine accommodation chamber 1 for increasing a joining strength of each of the discharging weak seal portion 2 and the discharging weak seal portion 4, the discharging weak seal portion 4 having an easy-to-open portion 8 that enables the discharging weak seal portion 4 to easily opened therethrough.