Abstract: A gas chromatograph as a first gas chromatograph includes a controller that processes data and a communication interface that outputs the data to a management apparatus. The communication interface functions as a wireless communication access point of a network identified by a predetermined identifier and outputs the data and/or information about the first gas chromatograph via the network to the management apparatus connected to the wireless communication access point, and connects a second gas chromatograph to the wireless communication access point in bridge mode as a child device to cause the second gas chromatograph to output data processed by the second gas chromatograph and/or information about the second gas chromatograph to the management apparatus via the wireless communication access point and the network.

Abstract: A belt conveyer 7 includes a metal belt-shaped conveyer main body 9 and a metal clip 8 held on the conveyer main body 9, and clamps an end part on one side of a work 14 by the spring force of the metal clip 8. A roller conveyer 6 includes multiple conveying rollers 10 that rotate in synch with the belt conveyer 7 and supports the work 14 from below where an end part on the other side of the work 14 clamped by the belt conveyer 7 is placed on the plurality of conveying rollers. The work 14 is conveyed in a horizontal position and is subjected to plating, with the end part on the one side of the work 14 clamped by the belt conveyer 7 and end part on the other side of the work 14 placed on the roller conveyer 6.

Abstract: A light pen which performs pointing on an image projected from a projector includes: a battery; a light emitting unit which intermittently emits light with electric power supplied from the battery; a remaining battery capacity detection unit which detects a remaining capacity of the battery; and a control unit which changes a light emission mode of the light emitting unit in such a way as to reduce an amount of light emitted from the light emitting unit, if the remaining capacity of the battery detected by the remaining battery capacity detection unit is equal to or lower than a predetermined threshold.

Abstract: The present invention provides a thermosetting resin composition comprising (A) a metal salt of disubstituted phosphinic acid, (B) a maleimide compound having a N-substituted maleimide group in a molecule, (C) a 6-substituted guanamine compound or dicyandiamide and (D) an epoxy resin having at least two epoxy groups in a molecule and a prepreg and a laminated plate which are prepared by using the same. The prepregs obtained by impregnating or coating a base material with the thermosetting resin compositions of the present invention and the laminated plates produced by laminating and molding the above prepregs are balanced in all of a copper foil adhesive property, a glass transition temperature, a solder heat resistance, a moisture absorption, a flame resistance, a relative dielectric constant and a dielectric loss tangent, and they are useful as a printed wiring board for electronic instruments.

Abstract: A light pen which performs pointing on an image projected from a projector includes: a battery; a light emitting unit which intermittently emits light with electric power supplied from the battery; a remaining battery capacity detection unit which detects a remaining capacity of the battery; and a control unit which changes a light emission mode of the light emitting unit in such a way as to reduce an amount of light emitted from the light emitting unit, if the remaining capacity of the battery detected by the remaining battery capacity detection unit is equal to or lower than a predetermined threshold.

Abstract: The present invention provides a thermosetting resin composition comprising (A) a curing agent having an acidic substituent and an unsaturated maleimide group which is produced by a specific method, (B) a 6-substituted guanamine compound and/or dicyandiamide, (C) a copolymer resin comprising specific monomer units and (D) an epoxy resin and a prepreg and a laminated plate which are prepared by using the same. The thermosetting resin composition of the present invention is balanced in all of a copper foil adhesive property, a heat resistance, a moisture absorption, a flame resistance, a metal-stuck heat resistance, a relative dielectric constant and a dielectric loss tangent. They have a low toxicity and are excellent in a safety and a working environment, and therefore a prepreg and a laminated plate which have excellent performances are obtained by using the above thermosetting resin composition.

Abstract: The present invention provides a thermosetting resin composition comprising (A) a curing agent having an acidic substituent and an unsaturated maleimide group which is produced by a specific method, (B) a 6-substituted guanamine compound and/or dicyandiamide, (C) a copolymer resin comprising specific monomer units and (D) an epoxy resin and a prepreg and a laminated plate which are prepared by using the same. The thermosetting resin composition of the present invention is balanced in all of a copper foil adhesive property, a heat resistance, a moisture absorption, a flame resistance, a metal-stuck heat resistance, a relative dielectric constant and a dielectric loss tangent. They have a low toxicity and are excellent in a safety and a working environment, and therefore a prepreg and a laminated plate which have excellent performances are obtained by using the above thermosetting resin composition.

Abstract: The present invention provides a thermosetting resin composition comprising (A) a metal salt of disubstituted phosphinic acid, (B) a maleimide compound having a N-substituted maleimide group in a molecule, (C) a 6-substituted guanamine compound or dicyandiamide and (D) an epoxy resin having at least two epoxy groups in a molecule and a prepreg and a laminated plate which are prepared by using the same. The prepregs obtained by impregnating or coating a base material with the thermosetting resin compositions of the present invention and the laminated plates produced by laminating and molding the above prepregs are balanced in all of a copper foil adhesive property, a glass transition temperature, a solder heat resistance, a moisture absorption, a flame resistance, a relative dielectric constant and a dielectric loss tangent, and they are useful as a printed wiring board for electronic instruments.

Abstract: The invention provides a method for producing a curing agent having an acidic substituent and an unsaturated maleimido group, including reacting, in an organic solvent, a maleimide compound (a) having at least two N-substituted maleimido groups in a molecule thereof with an amine compound (b) having an acidic substituent (represented by formula (I)); a thermosetting resin composition containing the curing agent (A) produced through the method and a compound (B) which is cured with the curing agent, wherein a cured product of the composition has a glass transition temperature of 200° C. or higher; and a prepreg and a laminated sheet produced therefrom.

Abstract: Provided is an information processing apparatus includes an exterior plate and a sheet-like member. The exterior plate is formed of a plate-like member. The exterior plate has one of a transparent first area and a semi-transparent first area. The sheet-like member is arranged on a rear surface of the exterior plate.

Abstract: A method for producing a curing agent having an acidic substituent and an unsaturated maleimido group, including reacting, in an organic solvent, a maleimide compound (a) having at least two N-substituted maleimido groups in a molecule thereof with an amine compound (b) having an acidic substituent (represented by formula (I) below); a thermosetting resin composition containing the curing agent (A) produced through the method and a compound (B) which is cured with the curing agent, wherein a cured product of the composition has a glass transition temperature of 200° C. or higher; and a prepreg and a laminated sheet produced therefrom. The thermosetting resin composition can produce a prepreg or laminated sheet exhibiting excellent performance suitable for a printed wiring board for electronic devices and similar devices.

Abstract: A method for producing a curing agent having an acidic substituent and an unsaturated maleimido group, including reacting, in an organic solvent, a maleimide compound (a) having at least two N-substituted maleimido groups in a molecule thereof with an amine compound (b) having an acidic substituent (represented by formula (I) below); a thermosetting resin composition containing the curing agent (A) produced through the method and a compound (B) which is cured with the curing agent, wherein a cured product of the composition has a glass transition temperature of 200° C. or higher; and a prepreg and a laminated sheet produced therefrom. The thermosetting resin composition can produce a prepreg or laminated sheet exhibiting excellent performance suitable for a printed wiring board for electronic devices and similar devices.

Abstract: Provided is an information processing apparatus includes an exterior plate and a sheet-like member. The exterior plate is formed of a plate-like member. The exterior plate has one of a transparent first area and a semi-transparent first area. The sheet-like member is arranged on a rear surface of the exterior plate.

Abstract: A keyboard includes a keyboard unit and casing. The keyboard unit is rectangular and includes a first and second surface, the first surface including at least one key disposed thereon, the second surface including a protrusion portion that protrudes therefrom. The protrusion portion includes an engagement hole open toward a first direction that corresponds to a longitudinal direction of the rectangle. The casing includes a third surface on which the keyboard unit is mounted, the third surface including an insertion or through hole into which the protrusion portion is insertable, the casing including an engagement protrusion provided at a position opposed to the engagement hole of the protrusion portion that is inserted into the through hole, the engagement protrusion being engaged with the engagement hole of the inserted protrusion portion when the keyboard unit is moved in the first direction. A method of assembling the keyboard is also described.

Abstract: The present invention provides a thermosetting resin composition comprising (A) a metal salt of disubstituted phosphinic acid, (B) a maleimide compound having a N-substituted maleimide group in a molecule, (C) a 6-substituted guanamine compound or dicyandiamide and (D) an epoxy resin having at least two epoxy groups in a molecule and a prepreg and a laminated plate which are prepared by using the same. The prepregs obtained by impregnating or coating a base material with the thermosetting resin compositions of the present invention and the laminated plates produced by laminating and molding the above prepregs are balanced in all of a copper foil adhesive property, a glass transition temperature, a solder heat resistance, a moisture absorption, a flame resistance, a relative dielectric constant and a dielectric loss tangent, and they are useful as a printed wiring board for electronic instruments.

Abstract: The invention provides a method for producing a curing agent having an acidic substituent and an unsaturated maleimido group, including reacting, in an organic solvent, a maleimide compound (a) having at least two N-substituted maleimido groups in a molecule thereof with an amine compound (b) having an acidic substituent (represented by formula (I)); a thermosetting resin composition containing the curing agent (A) produced through the method and a compound (B) which is cured with the curing agent, wherein a cured product of the composition has a glass transition temperature of 200° C. or higher; and a prepreg and a laminated sheet produced therefrom.

Abstract: The present invention provides a thermosetting resin composition comprising (A) a curing agent having an acidic substituent and an unsaturated maleimide group which is produced by a specific method, (B) a 6-substituted guanamine compound and/or dicyandiamide, (C) a copolymer resin comprising specific monomer units and (D) an epoxy resin and a prepreg and a laminated plate which are prepared by using the same. The thermosetting resin composition of the present invention is balanced in all of a copper foil adhesive property, a heat resistance, a moisture absorption, a flame resistance, a metal-stuck heat resistance, a relative dielectric constant and a dielectric loss tangent. They have a low toxicity and are excellent in a safety and a working environment, and therefore a prepreg and a laminated plate which have excellent performances are obtained by using the above thermosetting resin composition.

Abstract: A keyboard includes a keyboard unit and casing. The keyboard unit is rectangular and includes a first and second surface, the first surface including at least one key disposed thereon, the second surface including a protrusion portion that protrudes therefrom. The protrusion portion includes an engagement hole open toward a first direction that corresponds to a longitudinal direction of the rectangle. The casing includes a third surface on which the keyboard unit is mounted, the third surface including an insertion or through hole into which the protrusion portion is insertable, the casing including an engagement protrusion provided at a position opposed to the engagement hole of the protrusion portion that is inserted into the through hole, the engagement protrusion being engaged with the engagement hole of the inserted protrusion portion when the keyboard unit is moved in the first direction. A method of assembling the keyboard is also described.

Abstract: A substrate gap adjusting device adjusts a gap between first and second substrates in a composite substrate. In the substrate gap adjusting device, the composite substrate includes the first substrate; the second substrate that is oppositely bonded to the first substrate through a sealant, the second substrate having a smaller area than the first substrate; and liquid crystal that is injected into a space surrounded by the first substrate, the second substrate, and the sealant.

Abstract: A liquid crystal display device includes a first substrate, a second substrate opposed to the first substrate, a liquid crystal layer between the first and second substrates, a plurality of seals arranged in a sealing area located around a display area in which an image is displayed through the liquid crystal layer, and two sealing portions each connecting ends of the seals to seal the space. The seals extend along the sealing area on the first substrate. The adjacent seals are disposed with a space therebetween in the direction from the center of the display area to the periphery thereof. The seals join the first substrate to the second substrate.