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WO/2017/041924A1 |
The invention relates to a method for producing a multi-layer actuator designed as a stack (1), which is formed from a plurality of material layers (2), which react to the application of an electrical field, and from a plurality of elect...
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WO/2017/043050A1 |
Provided is a piezoelectric device including: a substrate (10) on which a plurality of recesses (12) are provided; a vibrating plate (50) which is provided on one surface side of the substrate; and a piezoelectric element (300) which is ...
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WO/2017/037007A1 |
Described are an arrangement and a method for influencing and/or detecting a dynamic or static property of a support structure (1) having a support structure surface (2), said arrangement comprising at least one planar first actuator ele...
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WO/2017/038806A1 |
The present invention provides a technique for a protective film for an oxide dielectric element so that it is possible to improve the piezoelectric properties by lowering the restraining force provided by the protective film, suppress a...
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WO/2017/037654A1 |
Compositions comprising an inactive cellulosome-producing microorganism and detectable extra-cellular beta-xylosidase are provided. Compositions comprising an inactive Caldicellulosiruptor bescii and detectable extra-cellular beta-glucos...
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WO/2017/037117A1 |
The invention provides an electroactive material (preferably electroactive polymer) sensor system, comprising an electroactive material sensor (22) and a control system (28) for performing measurements relating to the impedance of the el...
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WO/2017/037230A1 |
An actuator device comprises an electroactive or photoactive polymer arrangement having an effective length over which expansion or contraction is induced by actuation. The effective length is greater than the maximum linear physical dim...
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WO/2017/036945A1 |
The invention relates to a layer having piezoelectric properties and a method for producing a layer having piezoelectric properties, in particular by means of an aerosol deposition method (ADM).
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WO/2017/036815A1 |
An actuator or sensor device comprises an electroactive polymer (EAP) arrangement which extends between fixed opposite ends. The electroactive polymer arrangement comprises a passive carrier layer and an active electroactive polymer laye...
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WO/2017/038750A1 |
This power generation element is arranged between a first member and a second member that is spaced from the first member by a predetermined distance. The power generation element is provided with: a pair of magnetostrictive members whic...
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WO/2017/038676A1 |
The present invention comprises: a step for applying a liquid composition for forming a PZT ferroelectric film; a step for drying the film obtained by applying the liquid composition; a step for irradiating UV rays onto the dried film at...
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WO/2017/036695A1 |
Provided is a combined actuator and sensor device having an electroactive polymer (EAP) structure (22) and a controller for generating drive signals applied to the EAP structure. The controller is adapted to superpose a small high-freque...
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WO/2017/032769A1 |
The invention relates to a method for additive manufacturing of dielectric elastomer actuators and a print head that can be used in said method. Layers of a base polymer A, in which electrically conductive components are contained in a p...
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WO/2017/033423A1 |
[Problem] To reduce the thicknesses of a piezoelectric linear actuator, a piezoelectrically driven valve, and a flow rate control device. [Solution] A piezoelectric linear actuator 1 is provided with: a laminated piezoelectric actuator 2...
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WO/2017/032868A1 |
The invention relates to a piezoceramic multi-layered actuator having a moisture-repellent protective layer, and to a method for producing same.
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WO/2017/033717A1 |
This composite sensor includes: a first shield pattern (91) that functions as a noise shielding unit for a circuit board (300); a second shield pattern (92) that functions as a noise shielding unit for a first sensor (100); and a third s...
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WO/2017/033493A1 |
[Problem] To prevent pressure concentration in a thick region by enabling a thin region to be deformed when pressure is applied to a piezoelectric element, so that the development of crack in an interface of a surface electrode and ceram...
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WO/2017/030045A1 |
Provided are: an electroacoustic conversion film which is capable of reproduction with a sufficient sound volume and has high heat dissipation properties, while being suppressed in sound pressure change over time; a method for producing ...
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WO/2017/030192A1 |
Provided is an electro-acoustic converting film with which it is possible to improve acoustic pressure levels by increasing the conversion efficiency between electricity and sound, and to increase the bandwidth by reducing peak and dip i...
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WO/2017/028986A1 |
The invention relates to a production method for producing an electromechanical actuator (10) and to an electromechanical actuator (10), an insulation material (30) being applied to an electrical component (12) designed as a stack (14), ...
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WO/2017/028985A1 |
The invention relates to a piezoelectric component (10) which is constructed as a stack (18) of piezoceramic material layers (12) and electrode layers (14), wherein the stack (18) has at least two first active regions (36) along a longit...
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WO/2017/025228A1 |
The invention relates to a production method for producing an electromechanical actuator (10), wherein an electrical component (12) formed as a stack (14) of piezoceramic layers (16) and electrode layers (18) is provided, to at least one...
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WO/2017/026257A1 |
In order to be able to improve the Q value of a piezoelectric thin-film element once unnecessary vibration has been suppressed, an acoustic reflection film (104) is affixed to a first electrode (102), whereupon a piezoelectric single-cry...
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WO/2017/023404A1 |
A piezoelectric sensor assembly for measuring a force quantity on a structure includes at least one piezoelectric sensor, each including an element and two electrodes each projecting outward from the element. An electronic processor of t...
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WO/2017/020082A1 |
A sensor for sensing stress, the sensor comprising a piezoresistive composite composed of carbon nanoparticles and polyethylene.
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WO/2017/021783A2 |
A method of exchanging or transforming end groups in and/or improving the ferroelectric properties of a PVDF-TrFE co-polymer is disclosed. A bulky or chemically dissimilar end group, such as an iodine, sulfate, aldehyde or carboxylic aci...
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WO/2017/024041A1 |
A holding structure (2) in an ultrasonic vibration welding device that welds workpieces by applying ultrasonic waves to the workpieces holds an ultrasonic vibration transmitter (horn) (5) bearing the transmission of longitudinally vibrat...
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WO/2017/021045A1 |
The invention relates to a production method for producing an electromechanical actuator (10), in which an electrical component (12) is provided, formed as a stack (14) of material layers (16) and electrode layers (18), and on the periph...
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WO/2017/018313A1 |
Provided are: an electroacoustic conversion film which has high conversion efficiency and is capable of reproduction with a sufficient sound volume; a method for producing this electroacoustic conversion film; an electroacoustic transduc...
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WO/2017/016997A1 |
Process for etching at least one layer of hard material (100), including at least implementing the following steps: direct bonding, to the layer of material, a metal and/or semiconductor first hard mask (105), the first hard mask being p...
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WO/2017/018222A1 |
The present invention addresses the problem of providing a film-like piezoelectric film having a film thickness of 5 µm or more. One embodiment of the present invention is a piezoelectric film that is a (PbaLab)(ZrcTidNbe)O3-δ film hav...
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WO/2017/016853A1 |
The invention relates to a method for frequency control of a piezoelectric transformer (1), wherein a piezoelectric transformer (1) is excited on an input side (1a) with an alternating voltage of predetermined frequency, and phase inform...
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WO/2017/017907A1 |
Provided are the following: a piezoelectric drive device that improves efficiency by reducing the rigidity of a vibration body; a robot; and a method for driving the piezoelectric drive device. The piezoelectric drive device includes the...
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WO/2017/016653A1 |
The present invention relates to novel compounds exhibiting photophysical properties upon formation of Lewis acid-base adducts using non-chelating boranes and methods for producing the same as well as devices that include such Lewis acid...
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WO/2017/018307A1 |
A vibrator array sensor is provided with a support plate (1), and a piezoelectric laminate (2) formed by laminating a plurality of piezoelectric layers (21), and the piezoelectric laminate (2) is provided with a plurality of internal ele...
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WO/2017/013224A1 |
The invention relates to a transducer laminate in which electrical contact is made between electrical conductors (C1, C2) and a transducer layer (TY). The transducer laminate includes two adhesive-coated foils (F1, F2), whose adhesive co...
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WO/2017/012827A1 |
The invention relates to a holder (5) for a piezoelectric component (1), comprising a clamping mechanism (6) and two contact elements (8) that contain a conductive rubber material; the clamping mechanism (6) is designed to clamp the piez...
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WO/2017/014003A1 |
A power generation module (10) is provided with: a movable unit (60) that is displaced corresponding to an external force (F); a piezoelectric element (1) that generates power by being deformed corresponding to the displacement of the mo...
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WO/2017/013346A1 |
According to a method for producing a part (1) made of a composite material: at least two reinforcing plies (12) are arranged on a first moulding face (21) of a mould (2); the reinforcing plies (12) are impregnated with a hardenable resi...
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WO2017010135A1 |
This piezoelectric sensor (1) is provided with a piezoelectric element (10) which includes a piezoelectric layer (11) containing elastomer and piezoelectric particles and which includes electrode layers (12a, 12b) containing elastomer an...
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WO/2017/009660A1 |
An apparatus is provided for harvesting energy from mechanical vibrations with an improved power output. The apparatus comprises a frame (22), a first member (20) comprising a piezoelectric material, a cantilever beam (26) and an electro...
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WO/2017/011629A1 |
Transducers and processes of forming the transducers are described. The transducers are produced as a monolithic body of a ceramic material and electrodes embedded in and encased by the ceramic material, with the ceramic material and the...
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WO/2017/006984A1 |
In a piezoelectric ceramic electronic component, internal electrodes 3 are embedded in a piezoelectric ceramic element assembly 1. The piezoelectric ceramic element assembly 1 contains Zr, a lead-free perovskite compound including at lea...
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WO/2016/009079A9 |
There is presented a transparent optical device element (700) comprising an optical lens (744), comprising one or more piezoelectric actuators (206, 208, 210), wherein said optical lens (744) comprises an optical aperture (632), and wher...
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WO/2017/007141A1 |
Disclosed are: a crystal oscillator package capable of preventing the deformation of a crystal oscillator since a laser is locally emitted at a laser-sensitized glass frit so as to melt the same; and a manufacturing method therefor. Acco...
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WO/2017/006660A1 |
Provided are a piezoelectric material for combustion pressure sensors, a method for manufacturing the same, and a combustion pressure sensor using the same. The piezoelectric material according to the present invention comprises a single...
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WO/2017/002339A1 |
A piezoelectric element (1) is obtained by: laminating a first electrode layer (12), a first piezoelectric membrane (14) and a first opposite electrode layer (16) in this order on one surface of a first silicon substrate (11) to prepare ...
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WO/2017/002341A1 |
[Problem] To provide: a multilayer structure wherein Pb-containing perovskite oxide films free from cracks are provided on both surfaces of a diaphragm that has a smaller thermal expansion coefficient than the Pb-containing perovskite ox...
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WO/2017/004242A1 |
A temperature sensing device for use with semiconductor processing. The device can include a substrate having a surface and a plurality of temperature sensors formed on the surface. Each of the plurality of temperature sensors can be for...
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WO/2017/002738A1 |
The objective of the present invention is to improve piezoelectric characteristics. One embodiment of the present invention is a method for producing a ferroelectric ceramic, wherein: a first amorphous film is formed on a substrate; a Pb...
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