Abstract: A housing configuration includes a filter chamber having a purifying filter, a rear chamber in the back, and a fan chamber having a fan. In this housing configuration, a measurement port for purifying filter performance evaluation is provided in a substantially middle portion of the rear chamber, and a connecting portion connected to the measurement port and a cover for maintenance work are provided on the front surface of the housing. Provided as a result is an air purifying negative pressure device that is compact in configuration, can be installed with ease, and is capable of improving both the accuracy of an air purifying filter performance evaluation test and the workability of routine maintenance.

Abstract: During both invasive and non-invasive treatments and therapies, inaccuracies in locating the areas of interest mean that not all the area is treated, or the treatment is incomplete. A magnetic field probe 100, 101, 102, 103 is provided that improves determination of a disposition of an implantable magnetic marker 200, the probe comprising a first 110, 120 and second 110, 120 magnetic sensor, substantially disposed along a transverse axis intersecting the longitudinal axis of the probe 150. The first 110, 120 and second 110, 120 magnetic sensors are close to the distal end 160 of the probe, and are separated by a minor sensor separation. A third 120, 130 magnetic sensor is provided close to the proximal end 165, separated by a major sensor separation from the second magnetic sensor 110, 120 close to the distal end 160, the major sensor separation being larger than the minor sensor separation; and the ratio of the major sensor separation to the minor sensor separation is in the range 1.

Abstract: A fine particle measuring device performing fine particle measurement includes a particle probe, a pipe connected to the particle probe, and a particle counter connected to the pipe. A cylindrical pipe is disposed on an outer periphery of the pipe and an air flow path is provided between the pipe and the cylindrical pipe.

Abstract: Provided is a safety cabinet that reduces a temperature change between a storage environment temperature and a temperature in the safety cabinet to reduce damage to cultured microorganisms, cultured cells, or the like. The safety cabinet that includes a front panel and an operation opening in front of an operation space and an operation stage below the operation space and supplies purified air into the operation space from above, in which the operation stage is provided with a temperature-regulatable portion of which a temperature is regulatable.

Abstract: An object of the present invention is to provide a safety cabinet that allows a clearer observation of contamination of an operation stage surface. In order to realize the object, the safety cabinet is configured to include an operation space including an operation stage; a front panel formed in a front surface of the operation space; an operation opening provided in a lower portion of the front panel; a suction port that is provided in the vicinity of the operation opening on a front side of the operation stage to lead downward; and an air circulation path through which air suctioned from the suction port flows along a lower portion, a back surface, and an upper portion of the operation space, in which the operation stage is made of a transparent material, and a light source is provided to irradiate the operation stage with a light from a side of the operation stage, which is opposite to the operation space.

Abstract: An object of the present invention is to provide a safety cabinet capable of controlling the purity during usage. In order to realize the object, the safety cabinet is configured to include an operation space including an operation stage; a front panel formed in a front surface of the operation space; an operation opening provided in a lower portion of the front panel; a suction port that is provided in the vicinity of the operation opening on a front side of the operation stage to lead downward; an air circulation path through which air suctioned from the suction port flows along a lower portion, a back surface, and an upper portion of the operation space; a particle counter; an operation space-air intake port provided in the operation space to take air into the particle counter; and an introduction pipe that introduces the air into the particle counter from the operation space-air intake port.

Abstract: A biosafety cabinet includes an operation, an operation space, a front plate, an operation opening, a vibration damping mechanism and an exhaust. The vibration damping mechanism is a mechanism that floats an operation object, which is disposed in the operation space, from the operation stage. The vibration damping mechanism includes a table which supports the operation object, and a magnet which is disposed in the operation stage. The vibration damping mechanism is a mechanism that floats the operation object from the operation stage by using a magnetic force.

Abstract: During both invasive and non-invasive treatments and therapies, inaccuracies in locating the areas of interest mean that not all the area is treated, or the treatment is incomplete. A magnetic field probe 100, 1010, 102, 103 is provided that improves determination of a disposition of an implantable magnetic marker 200, the probe comprising a first 110, 120 and second 110, 120 magnetic sensor, substantially disposed along a transverse axis intersecting the longitudinal axis of the probe 150. The first 110, 120 and second 110, 120 magnetic sensors are close to the distal end 160 of the probe, and are separated by a minor sensor separation. A third 120, 130 magnetic sensor is provided close to the proximal end 165, separated by a major sensor separation from the second magnetic sensor 110, 120 close to the distal end 160, the major sensor separation being larger than the minor sensor separation; and the ratio of the major sensor separation to the minor sensor separation is in the range 1.

Abstract: An evaporator (2) is provided with a casing (5), a refrigerant supply section (7), a first heat transfer pipe group (10), and a second heat transfer pipe group (11). The first heat transfer pipe group (10) is disposed in the lower part of the space in the casing (5) so as to be immersed in the refrigerant and comprises a plurality of heat transfer pipes (12) through which liquid to be cooled flows. The second heat transfer pipe group (11) is provided in the space in the casing (5) at a position below the refrigerant supply section (7) and above the liquid level of the refrigerant, and comprises a plurality of second heat transfer pipes (13) through which liquid to be cooled flows.

Abstract: A contamination prevention irradiation device includes a generation unit and a mirror unit. The generation unit generates a laser beam. The mirror unit has a mirror surface for reflecting a laser beam. The laser beam reflected on the mirror surface is applied to a specimen disposed inside an objective lens. The laser beam is composed of a pulse train. Once a laser beam is applied to the specimen before observation of the specimen, deposition of contaminants on the specimen can be prevented for a predetermined subsequent period.

Abstract: During both invasive and non-invasive treatments and therapies, health professionals need to accurately locate areas of interest. Inaccuracies may mean that not all the area is treated, or the treatment is incomplete. Electro-magnetic and RFID (Radio-Frequency Identification) markers have been developed, but these are bulky and prone to failure. For example, any inaccuracy may result in an incomplete resection or removal of the lesion, requiring additional treatments.

Abstract: An evaporator (2) comprising: a casing (5); a plurality of heat transfer tubes (12) which are immersed in a liquid refrigerant (RL) in a liquid-phase region (A1) and in the interior of which a fluid having a higher temperature than that of the liquid refrigerant (RL) flows; and a demister (7) which is provided so as to cover from above the liquid surface (Ls) of the liquid refrigerant (RL) accommodated in the liquid-phase region (A1), and which traps liquid droplets contained in evaporated gas refrigerant (RG). The demister (7) comprises inclined sections (13) which, when viewed in a cross section intersecting the axial line (O2) of the heat transfer tubes (12), separate from the liquid surface (Ls) toward the center portion of the casing (5) along the liquid surface (Ls).

Abstract: A heat exchanger according to one embodiment includes: a heat exchange core; a shell provided to surround the heat exchange core; and a first partition wall that is provided in a space surrounded by an outer surface of the heat exchange core and an inner surface of the shell, and partitions the space into a first header space communicating with the heat exchange core and a second header space communicating with the heat exchange core. The first header space and the second header space are adjacent to each other, separated by the first partition wall.

Abstract: A heat exchanger according to one embodiment includes: a cyclone flow path into which a first fluid is introduced along a tangential direction, the first fluid flowing downward in the cyclone flow path; a lower case located below the cyclone flow path and forming a lower space having a flow path area larger than that of the cyclone flow path; a first outlet flow path located on an outer peripheral side of the cyclone flow path, the first outlet flow path communicating with the lower space; a second inlet flow path into which a second fluid is introduced, the second inlet flow path being located on the outer peripheral side of the cyclone flow path; a second outlet flow path located on an inner peripheral side of the cyclone flow path; and a second intermediate flow path connecting the second inlet flow path and the second outlet flow path.

Abstract: A heat exchange core according to one embodiment includes: a header flow path that extends in a first direction; and a plurality of branching flow paths that are connected to the header flow path and extend in a second direction intersecting with the first direction. A first angle formed by the header flow path with respect to a virtual connection plane between the header flow path and the plurality of branching flow paths is less than a second angle formed by the branching flow paths with respect to the connection plane.

Abstract: A heat exchange core according to an embodiment includes a plurality of first layers including a plurality of first flow paths, a first header connected to the plurality of first flow paths, and a plurality of second layers including a plurality of second flow paths and disposed alternately with the first layers in a layering direction. The first header includes a first main header extending in the layering direction and a first sub header provided on each of the plurality of first layers and connected to the first main header. End portions of some of the plurality of first flow paths are connected to the first main header, and end portions of a remainder of the plurality of first flow paths are connected to the first sub header.

Abstract: Sample contamination is suppressed by strengthening the air barrier of a work opening portion. A safety cabinet includes: a work room; a front surface door covering a part of a front opening portion of the work room; and a work opening portion on a lower side of the front surface door allowing a worker to work with his or her hand in. An intake port suctions air in the work room and outside air through the work opening portion on a front surface side of a workbench in a lower portion of the work room. A straightening plate drawing an air flow and a linear light source are provided on the work room side of the front surface door and above a front portion of the work room.

Abstract: There is provided an isolator that is capable of improving work efficiency by shortening a sterilization time, and that is capable of securing a sterility assurance level. An isolator, in which a circulation fan above a work room supplies clean air to the work room via a HEPA filter, includes: the work room; a front door provided in a front surface of the work room; a glove provided in the front door; and an air supply unit that causes an air supply HEPA filter to clean air taken in from an air supply airtight damper, and that causes an air supply fan to supply the clean air into the isolator, when work is performed. When a sterilization gas is removed, the air supply unit is configured such that the air supply fan circulates the air inside the isolator through a sterilization gas-removing catalyst.

Abstract: Provided is a sample loading method of loading a cooled sample into a sample exchange chamber of a charged particle beam apparatus includes: attaching the sample container in which a sample and liquid nitrogen are accommodated to the sample exchange chamber via a gate valve; evacuating a space between a liquid surface of the liquid nitrogen and the gate valve in a state in which the gate valve is closed; discharging the liquid nitrogen in the sample container after the space between the liquid surface of the liquid nitrogen and the gate valve has been evacuated; evacuating a space in the sample container after the liquid nitrogen in the sample container has been discharged; and opening the gate valve after the space in the sample container has been evacuated.

Abstract: A tire includes a mounting direction indicator that indicates a tire mounting direction with respect to a vehicle. The tire includes a first circumferential groove and a second circumferential groove extending intermittently or continuously in a tire circumferential direction. Additionally, the second circumferential groove is located further on an inner side than the first circumferential groove in a vehicle width direction in a state in which the tire is mounted on a vehicle. Additionally, a groove volume V1 of the first circumferential groove and a groove volume V2 of the second circumferential groove have the relationship V1<V2.