Abstract: This vehicle rear structure includes a rear floor pan, rear side frames each provided on an outer side of the rear floor pan in a vehicle width direction, and a cross portion configured to connect the rear side frames provided on both sides in the vehicle width direction, and the cross portion has a cross ridge portion provided in front of the rear floor pan and extending in the vehicle width direction, and an extension member having a first end portion connected to the cross ridge portion and a second end portion disposed at a side opposite to the first end portion in the vehicle width direction and connected to the rear side frames.

Abstract: The purpose of the present invention is to stably provide 1,3-butanediol which is less odorous and is suitable for use in cosmetics. The 1,3-butanediol has a. content of odorous substance A, which is represented by chemical formula (A), of 2-10 wtppm and a content of odorous substance B, which is represented by chemical formula (B), of 4-25 wtppm.

Abstract: A magnetic detector comprises a first magnetic sensor configured to measure a first magnetic field component, a second magnetic sensor configured to measure a possible magnetic field component, a processor, and a memory configured to store a program. The program comprises closest proximity detection processing of detecting a timing at which the magnetic body passes a closest proximity position, closest proximity position component acquisition processing of acquiring the first magnetic field component measured at the timing and the possible magnetic field component, predetermined position component acquisition processing of acquiring the first magnetic field component when the magnetic body is at a predetermined position, distance estimation processing of estimating a third direction distance, and magnetic moment amount estimation processing of estimating a magnitude of the magnetic moment.

Abstract: The present invention provides a wavelength detection device (10) provided with: a plurality of optical filters (12a, 12b); a splitting unit (11) which splits light and allows the split light to pass through each of the plurality of optical filters (12a, 12b); a plurality of light receiving elements (13a, 13b) which detect the intensities of different beams of light which have passed through the optical filters, respectively; and a calculation unit (16) which calculates, from the outputs of the plurality of light receiving elements, physical quantities related to the transmittances of the plurality of optical filters, and calculates the wavelengths of the beams of light which have passed through the plurality of optical filters, on the basis of the transmittance characteristics, wherein the transmittance characteristics of the plurality of optical filters have an inclination section in different wavelength ranges of the wavelength range of the object to be measured.

Abstract: A screw driving includes a housing, a motor, a spindle, a locator, a first detecting mechanism and a controller. The locator is mounted on a front end portion of the housing so as to be movable in a front-rear direction relative to the housing and configured to define a depth to which a screw is driven into a workpiece. The first detecting mechanism is configured to detect a position of the locator in the front-rear direction. The controller is configured to control driving of the motor. Rotational driving of the spindle in a forward direction is started in response to the spindle being pressed rearward, and the rotational driving of the spindle in the forward direction is stopped when the first detecting mechanism detects that the locator is disposed in a specified position rearward of a most forward position within a moving range of the locator.

Abstract: In one or more embodiments of an optical interference measurement apparatus, first return light received by a first measurement head is guided to a detector via a first optical path and a fiber coupler. Second return light received by a second measurement head is guided to the detector via a second optical path and the fiber coupler. Optical path lengths D1 and D2 from the fiber coupler to a leading end of the first measurement head and a leading end of the second measurement head respectively, a maximum optical path length R1max of the measurement range of the first measurement head, optical path lengths S1 and S2 of the first reference light that interferes with the first return light and of the second reference light that interferes with the second return light respectively are set such that the relation D1+R1max?S1<D2?S2 is satisfied.

Abstract: A first light source outputs measurement light having a wavelength in infrared range. A second light source outputs guide light having a wavelength in visible range. A fiber coupler includes a first port into which the measurement light is input, a second port into which the guide light is input, and a third port outputting combined light formed by combining the measurement light and the guide light with each other. A measurement unit emits the combined light to a measurement object and receives return light reflected therefrom. A processing unit obtains information relating to a distance, a speed, or an oscillation of the measurement object, based on an interference signal of the return light and the reference light. The fiber coupler is formed by a single mode fiber that has a cutoff wavelength that is shorter than that of the measurement light and longer than that of the guide light.

Abstract: The present invention provides a wavelength detection device (10) provided with: a plurality of optical filters (12a, 12b); a splitting unit (11) which splits light and allows the split light to pass through each of the plurality of optical filters (12a, 12b); a plurality of light receiving elements (13a, 13b) which detect the intensities of different beams of light which have passed through the optical filters, respectively; and a calculation unit (16) which calculates, from the outputs of the plurality of light receiving elements, physical quantities related to the transmittances of the plurality of optical filters, and calculates the wavelengths of the beams of light which have passed through the plurality of optical filters, on the basis of the transmittance characteristics, wherein the transmittance characteristics of the plurality of optical filters have an inclination section in different wavelength ranges of the wavelength range of the object to be measured.

Abstract: A vehicle body lower structure includes a pair of left and right side sills, a battery pack and a bulkhead. The side sill is disposed below a side portion of a vehicle body and extends in a vehicle body forward/rearward direction. The battery pack accommodates a battery cell therein, and both end portions in a vehicle width direction are fixed to the left and right side sills while being disposed below a floor panel. The bulkhead is disposed inside of the side sills and reinforces a cross section of the side sills from inside. The bulkhead is provided at front and rear positions on the vehicle body and inside the side sills while having fixing points of the side sills to the battery pack sandwiched between the front and rear positions.

Abstract: An aqueous polyhydroxyurethane resin dispersion, which can be stored for a long time, and with which a coating film having a high gas-barrier property can be formed; an aqueous dispersion composition containing a complex of the resin and a clay mineral; and a film having a high gas-barrier property produced using the aqueous polyhydroxyurethane resin dispersion or the aqueous dispersion composition are provided. The aqueous polyhydroxyurethane resin dispersion comprises a polyhydroxyurethane resin finely dispersed in water, where the polyhydroxyurethane resin has in its structure, a repeating unit represented by formula (1) as a basic structure and a carboxyl group-containing chemical structure moiety represented by formula (6), described in this specification. The aqueous dispersion composition comprising the polyhydroxyurethane resin and a layered clay mineral form composite. The film having a high gas-barrier is produced using the aqueous dispersion or the aqueous dispersion composition.

Abstract: A light source device includes a light source unit that emits laser light, a condensing lens, and a transmissive fluorescent body. The condensing lens condenses laser light emitted from the light source unit. The transmissive fluorescent body is provided with, inside thereof, a condensing point of laser light condensed by the condensing lens, and emits fluorescent light from a portion through which laser light passes.

Abstract: A vehicle body lower structure includes a pair of left and right side sills, a battery pack and a bulkhead. The side sill is disposed below a side portion of a vehicle body and extends in a vehicle body forward/rearward direction. The battery pack accommodates a battery cell therein, and both end portions in a vehicle width direction are fixed to the left and right side sills while being disposed below a floor panel. The bulkhead is disposed inside of the side sills and reinforces a cross section of the side sills from inside. The bulkhead is provided at front and rear positions on the vehicle body and inside the side sills while having fixing points of the side sills to the battery pack sandwiched between the front and rear positions.

Abstract: There are provided: an aqueous polyhydroxyurethane resin dispersion which can achieve long-term storage that is a requirement for industrial applications, and with which a coating film having an excellent gas-barrier property can be formed; an aqueous dispersion composition containing a complex of the resin and a clay mineral; and a film having an excellent gas-barrier property, which is produced using the aqueous polyhydroxyurethane resin dispersion or the aqueous dispersion composition.

Abstract: A screw driving includes a housing, a motor, a spindle, a locator, a first detecting mechanism and a controller. The locator is mounted on a front end portion of the housing so as to be movable in a front-rear direction relative to the housing and configured to define a depth to which a screw is driven into a workpiece. The first detecting mechanism is configured to detect a position of the locator in the front-rear direction. The controller is configured to control driving of the motor. Rotational driving of the spindle in a forward direction is started in response to the spindle being pressed rearward, and the rotational driving of the spindle in the forward direction is stopped when the first detecting mechanism detects that the locator is disposed in a specified position rearward of a most forward position within a moving range of the locator.

Abstract: An electrically-driven compressor including a housing, an electric motor, a compression mechanism, a cover member, a motor drive circuit, and a sealing member is disclosed. The electric motor is accommodated in the housing. The compression mechanism is accommodated in the housing and operated by the electric motor. The cover member is attached to the housing. The housing and the cover member form an accommodation portion including an accommodation space therein. The motor drive circuit is accommodated in the accommodation space and drives the electric motor. The sealing member is arranged between the housing and the cover member to seal the accommodation space. The sealing member includes an elastic seal portion that comes into close contact with the housing and the cover member. A core sustains the shape of the seal portion in conformance with the circumferential edge of the accommodation space.

Abstract: Provided are a self-crosslinking polyhydroxy polyurethane resin derived from a reaction of a 5-membered cyclic carbonate compound and an amine compound and having masked isocyanate groups in its structure; a process for producing the resin; an imitation leather composed of a base fabric and a resin composition composed of the resin as its principal component and impregnated in or laminated on the base fabric; as kin material made of a thermoplastic polyolefin resin, said skin material including a thermoplastic polyolefin resin sheet and a top coat layer formed directly or via a primer layer on the sheet, wherein the top coat layer has been formed with a resin composition composed of the resin as its principal component; and a weather strip material composed, as its principal components, of the resin and a specific diorganopolysiloxane and/or a silicone oil.

Abstract: The present invention is a method for eliminating radioactive iodine using a hydrophilic resin that adsorbs radioactive iodine, wherein the hydrophilic resin is at least one selected from the group consisting of a hydrophilic polyurethane resin, a hydrophilic polyurea resin, and a hydrophilic polyurethane-polyurea resin and has a hydrophilic segment and, in the principal chain and/or a side chain in the structure thereof, has a tertiary amino group or has a tertiary amino group and polysiloxane segment. By means of the present invention, a novel method for eliminating radioactive iodine is provided that is simple and low-cost, furthermore does not require an energy source such as electricity, moreover can take in and stably immobilize the eliminated radioactive iodine within a solid, and is capable of reducing the volume of radioactive waste as necessary.

Abstract: Provided are a self-crosslinking polysiloxane-modified polyhydroxy polyurethane resin derived from a reaction of a 5-membered cyclic carbonate polysiloxane compound represented by the following formula (1) and an amine compound and having polysiloxane segments and masked isocyanate groups in its structure: wherein A means and its production process. The present invention can provide a polyhydroxy polyurethane resin, the development of applications of which has not moved ahead in the prior art, as a novel self-crosslinking polyhydroxy polyurethane resin that enables to provide products excellent in lubricity, abrasion resistance, chemical resistance, non-tackiness, heat resistance and the like, is useful from the viewpoint of the reduction of warming gas, and is responsive to the environment.

Abstract: The present invention is a method for eliminating radioactive iodine using a hydrophilic resin that adsorbs radioactive iodine, wherein the hydrophilic resin is at least one selected from the group consisting of a hydrophilic polyurethane resin, a hydrophilic polyurea resin, and a hydrophilic polyurethane-polyurea resin and has a hydrophilic segment and, in the principal chain and/or a side chain in the structure thereof, has a tertiary amino group or has a tertiary amino group and polysiloxane segment. By means of the present invention, a novel method for eliminating radioactive iodine is provided that is simple and low-cost, furthermore does not require an energy source such as electricity, moreover can take in and stably immobilize the eliminated radioactive iodine within a solid, and is capable of reducing the volume of radioactive waste as necessary.

Abstract: An electrically-driven compressor including a housing, an electric motor, a compression mechanism, a cover member, a motor drive circuit, and a sealing member is disclosed. The electric motor is accommodated in the housing. The compression mechanism is accommodated in the housing and operated by the electric motor. The cover member is attached to the housing. The housing and the cover member form an accommodation portion including an accommodation space therein. The motor drive circuit is accommodated in the accommodation space and drives the electric motor. The sealing member is arranged between the housing and the cover member to seal the accommodation space. The sealing member includes an elastic seal portion that comes into close contact with the housing and the cover member. A core sustains the shape of the seal portion in conformance with the circumferential edge of the accommodation space.