Abstract: Acceleration sensor comprises vibrating element including piezoelectric body, circuit board amplifying output charge of the piezoelectric body that is generated due to bending vibration of the vibrating element, and sensor housing composed of highly conductive material, the sensor housing loading the vibrating element and the circuit board. The circuit board includes one or two extending region(s) formed so as to protrude from one side of the circuit board, the extending region(s) connecting mechanically and electrically the circuit board to the vibrating element. The sensor housing includes supporting base supporting the vibrating element, and recess portion is formed on the supporting base. The supporting base is configured such that the extending region(s) of the circuit board cover(s) the recess portion, and the vibrating element is fixed and supported by insulating adhesive agent with which space that is formed from the recess portion and the extending region(s) is filled.

Abstract: Provided is a small-size thin piezoelectric actuator which can be mounted on a mobile electronic device and operate with a low power consumption also provided is an electronic device which uses the piezoelectric actuator to provide a function to give a contact feeling of a three dimensional movement to a users hand palm. The piezoelectric actuator (1) includes: a piezoelectric ceramic oscillator having a piezoelectric ceramic thin plate (5) bonded to at least one surface of a shim member (6); at least one holder (7) for holding the shim member (6); and a sheet-shaped elastic body (2). Vibration generated by the piezoelectric ceramic oscillator is transmitted via the holder (7) and the sheet-shaped elastic body (2) to a case (3) of the electronic device.

Abstract: A piezoelectric actuator 60 includes a piezoelectric element 10 expanding and contracting according to a state of an electric field, a pedestal 20, a vibration film 30, and a support member. In the vibration mode of the divided vibration occurring in the piezoelectric actuator in a high frequency band, one or more reinforcement members 50 are selectively disposed on an upper surface or a lower surface of the piezoelectric element 10, in a region where a node of divided vibration occurs. With such configurations, the vibration mode can be changed in the piezoelectric element 10. Therefore, in the frequency sound pressure level characteristics, the divided vibration causing hills or valleys (peaks or dips) can be effectively suppressed, thus enabling the achievement of flatness of frequency sound pressure level characteristics and of reproduction of excellent sound.

Abstract: A piezoelectric actuator comprises: a piezoelectric ceramic vibrator (2) which vibrates when a voltage is applied to electrodes; a first holder (3) which is joined to a panel (502) and supports one end portion of the piezoelectric ceramic vibrator (2); and a second holder (4) which is joined to the panel (502) and supports the other end portion of the piezoelectric ceramic vibrator (2). The vibrations generated in the piezoelectric ceramic vibrator (2) are transmitted to the panel (502) via the one end portion of the piezoelectric ceramic vibrator (2) and the first holder (3), and the relative movements of the other end portion of the piezoelectric ceramic vibrator (2) in the lengthwise and crosswise directions with respect to the panel (502) are constrained by the second holder (4).

Abstract: A roll-to-roll thin film coating machine of the invention includes: a first vacuum chamber into which a first precursor gas is introduced; a second vacuum chamber into which a second precursor gas is introduced; a third vacuum chamber into which a purge gas is introduced, the purge gas discharging the first precursors and the second precursors; and a transfer mechanism transferring a windable base member through the first vacuum chamber, the second vacuum chamber, and the third vacuum chamber, the transfer mechanism including a holding unit holding both end portions of the base member in a width direction thereof.

Abstract: An infrared detection sensor array according to the present invention is characterized by being provided with a substrate, at least one hole that passes through the substrate, a first infrared detection element provided to one side of the substrate and a second infrared detection element provided on the other side of the substrate so as to at least partially cover the hole.

Abstract: One object of the present invention is to an achieve increase of amplitude of vibrations and/or flattening of frequency dependence of the amplitude of a piezoelectric actuator. Piezoelectric actuator (100) has first piezoelectric vibrator (102), second piezoelectric vibrator (104), and vibrating membrane (106). First piezoelectric vibrator (102) includes first pedestal (116) and first piezoelectric element (112) connected to the first pedestal. Second piezoelectric vibrator (104) includes second pedestal (118) and second piezoelectric element (114) connected to the second pedestal. Vibrating membrane (106) has opening (108). First piezoelectric vibrator (102) is connected to one surface of vibrating membrane (106) straddling opening (108) of the vibrating membrane. Second piezoelectric vibrator (102) is connected to another surface of vibrating membrane (106) straddling opening (108) of the vibrating membrane.

Abstract: The present invention aims to reduce a size and improve quality of an infrared sensor. An infrared sensor (203) according to the present invention includes a substrate (202) and an infrared detection element (201). A principal surface of the substrate (202) includes a convex shape. The infrared detection element (201) is formed over the principal surface including the convex shape of the substrate (202). Further, as for the infrared detection element (201), an entire light-receiving surface includes a planar shape. Then, it can be the small-sized infrared sensor (203) with improved quality.

Abstract: [Problem] It is difficult to determine a state of an opening/closing body for opening/closing an opening section of a building. [Solution] A crime prevention device according to an exemplary aspect of the invention an excitation means for applying vibration to an opening/closing body for opening/closing an opening section of a building; a detection means for detecting the vibration of the opening/closing body to which the vibration has been applied by the excitation means; and a determination means for determining the state of the opening/closing body on the basis of the feature of the detected vibration of the opening/closing body.

Abstract: A vibration sensor according to the present invention includes a piezoelectric vibrator including a diaphragm and a piezoelectric element firmly fixed to at least one plane surface of the diaphragm and a signal process substrate performing a predetermined process to a signal outputted from the piezoelectric vibrator, and wherein the piezoelectric vibrator and the signal process substrate are arranged alongside in a planar direction nearly perpendicular to a vibration direction of the piezoelectric vibrator.

Abstract: A piezoelectric acoustic device comprises: at least two piezoelectric actuators; a support body that supports the at least two piezoelectric actuators; and a signal input unit that drives the at least two piezoelectric actuators at respective arbitrary times. At least one pair of piezoelectric actuators among the at least two piezoelectric actuators is arranged in such a manner that their sound radiation surfaces face each other with a predetermined gap.

Abstract: A viscoelastic body is interposed between a vibrating membrane vibrating in association with a piezoelectric vibrator composed of a piezoelectric element and a base and a support member supporting the vibrating membrane. The viscoelastic body attenuates vibration transmitted from the support member to the vibrating membrane and converts vibration of the vibrating membrane in the surface direction parallel to its main surfaces to vibration of the vibrating membrane in the direction nearly perpendicular to the surface direction. The vibrating membrane is annular with an opening at the center, and the base is joined to the vibrating membrane coaxially with opening.

Abstract: A coupling device including a first rotary member and a second rotary member are opposed and connected to each other on the same axial line, wherein a cap to cover a connection part is a cylindrical shape having a bottom wall and a protrusion insertion hole formed on the bottom wall and covers the first rotary member from a connection end-side of the first rotary member, wherein the cap is axially urged by an elastic member to bring at least one of an opening-side end face and the bottom wall of the cap into contact with an annular end face formed on the first rotary member, and wherein an accommodation chamber of the connection part is formed in the cap to reserve lubricant, and an exit of the accommodation chamber of the connection part is blocked or narrowed by a force of the elastic member.

Abstract: The present invention relates to a compound represented by formula (I), which has a GPR120 agonist action and thus is useful for treatment of diabetes mellitus or hyperlipidemia, or a pharmaceutically acceptable salt thereof. In the formula, (AA) represents a phenyl or the like, which may be substituted with a lower alkoxy group or the like; (BB) represents a divalent group or the like, derived by removal of two hydrogen atoms from a benzene which may be substituted with a halogen atom or the like; X represents a spacer having a main chain composed of 1-8 carbon atoms wherein 1-3 carbon atoms in the main chain may be substituted with an oxygen atom or the like; and Y represents a hydrogen atom or the like.

Abstract: A portable terminal device comprises a case 110, oscillator 171, passive element 172, voltage measurement circuit 173 and controller 180. The case 110 comprises an electrode having a surface exposed to the outside, on at least a part of the case 110. The oscillator 171 outputs an A.C. voltage signal. One end of the passive element 172 is connected to the oscillator 171, and the other end is connected to the electrode. The voltage measurement circuit 173 is connected to both ends of the passive element 172, and detects the voltage applied to the passive element 172. The control unit 180 acquires the biological information of a living body based on the voltage detected by the voltage measurement circuit 173 in a state in which an A.C. output from the oscillator 171 and the electrode exposed to the outside is in contact with the living body.

Abstract: The present invention relates to a compound which has a glucokinase-activating effect and is useful as a therapeutic agent for diabetes mellitus, being represented by a formula (I): [wherein X1 represents a nitrogen atom, sulfur atom, oxygen atom or the like; R1 represents a 6- to 10-membered aryl group, 5- to 7-membered heteroaryl group or the like; D represents an oxygen atom or sulfur atom; R2 and R3 are the same or different, each representing a hydrogen atom, lower alkyl group or the like; a formula (II) represents an optionally substituted 5- to 7-membered heteroaryl group or the like; a formula (III) represents a monocyclic or bicyclic heteroaryl group] or a pharmaceutically acceptable salt thereof.

Abstract: Provided is an infrared ray sensor that can conduct a plurality of different types of detection such as temperature detection and gas detection in a simple structure and that is small size and low cost. The infrared ray sensor (1) includes, on one base (10), a first infrared ray detection unit (31) including at least one infrared ray detection element (20) including an infrared ray detection material (22) with physical properties changing depending on properties of incident infrared rays and receives and detects ambient infrared rays, and a second infrared ray detection unit (32) including at least one infrared ray detection element (20) having an identical element structure to the infrared ray detection element of the first infrared ray detection unit (31), is irradiated with infrared rays X for measurement having specific physical properties, and detects a change in the physical properties of the infrared rays X for measurement.

Abstract: Piezo-electric actuator 50 of the present invention comprises piezo-electric element 10 for performing expansion/contraction motions in accordance with an electric field condition, seat 20 to which piezo-electric element 10 is adhered on at least one surface thereof, and supporting member 45 for supporting piezo-electric element 10 and seat 20, wherein piezo-electric element 10 and seat 20 vibrate up and down in accordance with the expansion/contraction motions of piezo-electric element 10. Seat 20 is connected to supporting member 45 through vibration 30 film which is less rigid than this seat 20.

Abstract: An organism information measuring instrument of the present invention includes: a sensor that measures organism information; a normalization circuit that normalizes the organism information by converting a value of the organism information based on preset normalization information; and a reliability information generation circuit that detects a change amount greater than or equal to a predetermined value in a predetermined time period, with respect to the organism information or the normalized organism information, and generates reliability information indicating lower reliability as the change amount is greater.

Abstract: A wiring board for a light-emitting element includes a ceramic insulating substrate, and a conductor layer formed on the surface or in the inside of the insulating substrate, the conductor layer having a mounting region mounting a light-emitting element on one surface of the insulating substrate. The insulating substrate includes a heat-conducting pole-like conductor having a thermal conductivity higher than that of the insulating substrate. The heat-conducting pole-like conductor extends through the insulating substrate in the direction of thickness thereof from the light-emitting element mounting region of the insulating substrate, and is formed by the co-firing with the insulating substrate.