Satake Corporation

Mechano Transformer Corporation

Asahi Kasei Kabushiki Kaisha

Mitsubishi Denki Kabushiki Kaisha

Asahi Kasei Chemicals Corporation

Sumitomo Osaka Cement Co., Ltd.

Tadashi Matsushita

Takafumi Ito

Sze Keat Chee

Toshitada Hirata

Masaaki Sadamaru

Takeshi Yano

Kazuteru Umetsu

Hiroshi Suzuki

Koji Ono

Yoshihito Hirano

Nobuhiro Okada

Yoshifumi Araki

Takeshi Aoyagi

Toshiyuki Ando

Shusou Wadaka

Hiroaki Takeuchi

Izumi Mikami

Jiro Suzuki

Takahiro Hisasue

Takeshi Kamijo

Yuima Kimura

Tomoyuki Miyamoto

Atsushi Honda

Atsushi Yasumoto

Kenta Shibuya

Keita Kusuzaka

Toshinori Hachiya

Mitsumasa Saito

Yusuke Yamahata

Akiyasu Funakawa

Ippei Kameda

Kosuke Nakatani

Yoichi Kawamura

Teruhiko Takeuchi

Takuya Nishida

Takeshi Kamima

Takeaki Sasaki

Hironori Arii

Kazuaki Takada

Yoshinori Kawawa

Atsushi Hosokibara

Yoshinobu Mizuno

Kunio Ebihara

Fumiya Nakamura

Tekeshi Kamijo

An optical sorter includes a first light source disposed on a first side, a second light source disposed on a second side, an optical sensor configured to detect light during a plurality of scan periods including a first scan period and a second scan period, a determination part configured to determine a foreign object and/or a defective product, and a light source control part. The light source control part is configured to control the first light source and the second light source during the first scan period so as to turn on the first light source and/or the second light source in a first lighting pattern, which is a lighting pattern arbitrarily selected from a lighting pattern in which the first light source and the second light source are at least partially on, a lighting pattern in which only one of the first light source and the second light source is at least partially on, and a lighting pattern in which only the other of the first light source and the second light source is at least partially on, and is also configured to control the first light source and the second light source during the second scan period so as to turn on the first light source and/or the second light source in a second lighting pattern, which is a lighting pattern selected arbitrarily except for the first lighting pattern.

Optical sorter

An optical sorter includes a light source configured to irradiate a sorting target in transit on a conveyance route with light, an optical sensor configured to detect light emitted from the light source and associated with the sorting target, a determination portion configured to determine whether the sorting target is a foreign object and/or a defective product based on a signal acquired by the optical sensor with respect to the light associated with the sorting target, and at least one intermediate member disposed at a position located between the light source and the conveyance route in a direction in which the sorting target is irradiated with the light from the light source and located in such a manner that the intermediate member does not affect the detection of the light associated with the sorting target. The at least one intermediate member includes a reflection region on which the light emitted from the light source is reflected. The optical sensor is further configured to detect the light emitted from the light source and reflected on the reflection region.

A non-aqueous lithium power storage element that includes a positive electrode, a negative electrode, a separator, and a non-aqueous electrolyte, the positive electrode having a positive electrode collector and a positive electrode active material layer that includes active carbon, and the non-aqueous lithium power storage element having configuration (1) and/or (2). (1) The negative electrode includes a negative electrode collector and a negative electrode active material layer (2) The non-aqueous electrolyte contains (A) LiPFand/or LiBF, (B) an imide lithium salt, and (C) an oxalate-complex lithium salt, the ratio of the mass of component (C) to the total mass of components (A) and (B) being 1.0-10.0 mass %.

Non-aqueous lithium power storage element

Provided is a piezoelectric valve in which the valve is opened/closed utilizing a displacement of a laminated piezoelectric element, including: a valve main body having a gas pressure chamber that receives compressed gas supplied externally; and an actuator having a valving element, the laminated piezoelectric element that generates a driving force required for operating the valving element as the displacement, and a displacement enlarging mechanism that enlarges the displacement of the laminated piezoelectric element to be acted on the valving element, the actuator being disposed in the valve main body, in which a surface of the laminated piezoelectric element is coated with silicone in a state in which the laminated piezoelectric element is integrated into the actuator.

Piezoelectric valve and method of manufacturing the piezoelectric valve

Provided is a piezoelectric actuator that can reduce a risk of air leakage due to weakening of pressing force of a valve element against a valve seat surface and airtightness. The piezoelectric actuator is used for a piezoelectric valve that opens and closes a valve utilizing displacement of a laminated piezoelectric element. The piezoelectric actuator includes: a valve element; a laminated piezoelectric element that generates a driving force, required for operation of the valve element, as a displacement; and a displacement enlargement mechanism that enlarges a displacement of a laminated piezoelectric element and causes the enlarged displacement to act on the valve element. In the piezoelectric actuator, a surface of the valve element to be in contact with a valve seat of the piezoelectric valve is made flat and smooth in a state in which a tensile load is applied to the laminated piezoelectric element.

Piezoelectric actuator, piezoelectric valve, and method of manufacturing piezoelectric actuator

To provide an optical grain sorter that can reduce the proportion of non-defective grains blown off collaterally, and even in a case in which a plurality of defective grains or the like fall down in a state overlapping each other, can blow off all the defective grains or the like. The optical granular matter sorter includes a control unit configured to control an ejection time of a compressed gas from an air ejecting unit based on a result of detection obtained by an optical detecting unit, in which the control unit has a comparing unit configured to compare a defect detection time for an object to be sorted by the optical detecting unit and a single-granular matter passage set time set in advance, and a calculating unit configured to multiply the defect detection time by a predetermined coefficient based on a result of comparison obtained by the comparing unit to calculate the ejection time, and in a case in which the defect detection time is less than or equal to the single-granular matter passage set time as the result of comparison obtained by the comparing unit, the calculating unit multiplies the defect detection time by a small coefficient as compared to a case in which the defect detection time exceeds the single-granular matter passage set time to calculate the ejection time, and controls the ejection time of the compressed gas from the air ejecting unit based on a result of calculation.

Optical granular matter sorter

A piezoelectric valve includes: a valve main part including a gas pressure chamber receiving compressed gas supplied from outside; a plate inside the valve main part, and an actuator fixed to the plate and inside the valve main part, which is a case with an opening on a front surface. The plate includes a gas discharge path and a valve seat coming into contact with a valve element of the actuator opening and closing the gas discharge path. A lid member that closes the opening of the case has a gas discharge opening communicating with the gas discharge path of the plate; is welded and fixed to a front surface of the plate, where the gas discharge path opens, on an annular welded part surrounding the gas discharge opening; and is welded and fixed to an end surface of the case on an annular welded part on the outer peripheral part.

Piezoelectric valve and method for manufacturing piezoelectric valve

A piezoelectric valve, having superior responsiveness during valve opening and capability to stabilize gas supply at an early stage, includes a gas pressure chamber receiving compressed gas and an exhaust path discharging the compressed gas from the gas pressure chamber; a valve disc placed in the gas pressure chamber to open and close the exhaust path; a piezoelectric element generating a driving force for operation of the valve disc, as a displacement; a displacement magnifying mechanism magnifying the displacement of the piezoelectric element and applying the magnified displacement to the valve disc; and driving means including a signal generator generating a signal including a first prepulse, a second prepulse, and a main pulse, applies a drive voltage to the piezoelectric element using the signal generated by the signal generator, as an input signal to a drive circuit, and drives and opens the valve disc by expanding the piezoelectric element.

Piezoelectric valve, method for driving piezoelectric valve, and optical particulate separator equipped with air-jet means using piezoelectric valve

This nonaqueous lithium power storage element contains a positive electrode, a negative electrode, a separator, and a nonaqueous electrolyte that contains lithium ions. The positive electrode has a positive electrode current collector and a positive electrode active material layer disposed on one surface or both surfaces of the positive electrode current collector, and the positive electrode active material layer contains a positive electrode active material that contains a carbon material. When the pore distribution of the positive electrode active material layer is measured by mercury intrusion, the pore distribution curve for the relationship between the pore diameter and log differential pore volume has at least one peak having a peak value of 1.0-5.0 mL/g for the log differential pore volume in the pore diameter range of 0.1-50 &#x3bc;m, and the total cumulative pore volume Vp in the pore diameter range of 0.1-50 &#x3bc;m is 0.7-3.0 mL/g.

Nonaqueous lithium power storage element

A hydrogenated block copolymer composition, comprising:

Hydrogenated block copolymer composition and pressure-sensitive adhesive composition

A protruding section formed at the one side end of a connector section provided in a valve is inserted into a recessed section formed as part of a valve placement section of a fluid apparatus. The valve is caused to pivot with the inserted portion that serves as a supporting point, and an engaging section formed at the front end of a lever of a hook section formed at the other side end of the connector section is allowed to engage with an engaging protruding section formed as part of the valve placement section of the fluid apparatus. The valve is thus attached to the fluid apparatus.

Valve attachment structure and fluid apparatus to which valve is attached

A piezoelectric valve stably supplies gas even for a long gas ejection time, with a high responsivity to opening the valve, is provided. The piezoelectric valve, including a gas-pressure-chamber for receiving a compressed gas supplied from outside, a gas-discharge-channel through which the compressed gas is discharged from the gas-pressure-chamber, comprises: a valve body disposed in the gas-pressure-chamber and opens/closes the gas-discharge-channel; a piezoelectric element for producing a driving force to move the valve body as a displacement; a displacement-enlarging-mechanism for enlarging the displacement of the piezoelectric element to act on the valve body; and a driving unit having a signal-generating-unit for generating a signal comprising a pre-pulse and a main pulse and provides the signal generated by the signal-generating-unit to a driving circuit as an input signal to apply a driving voltage to the piezoelectric element to make the piezoelectric element expand and drive the valve body open.

Piezoelectric valve, and optical particulate matter sorter provided with air-blowing means that uses piezoelectric valve

Disclosed is a method for producing an electrode material which has high discharge capacity at high charge/discharge rate and enables to realize sufficient charge/discharge rate performance. Also disclosed are an electrode material, an electrode and a lithium ion battery. Specifically disclosed is a method for producing an electrode material, which is characterized in that a slurry containing an electrode active material or a precursor of the electrode active material, and organic compounds each selected from at least two groups among the group A, group B and group C is sprayed and dried for forming a granule, and the thus-formed granule is fired at a temperature not less than 500&#xb0; C. but not more than 1000&#xb0; C. in a non-oxidizing atmosphere.

Method for producing electrode material, electrode material, electrode and battery

The present invention provides an excellent durable cathode for hydrogen generation, which has a low hydrogen overvoltage and reduced dropping-off of a catalyst layer against the reverse current generated when an electrolyzer is stopped, and a method for producing the same. The present invention provides a cathode for hydrogen generation having a conductive base material and a catalyst layer formed on the conductive base material, wherein the catalyst layer includes crystalline iridium oxide, platinum and iridium-platinum alloy.

Cathode for hydrogen generation and method for producing the same

An optical system deviation estimating apparatus includes an erected/inverted attitude setting meansfor changing dispositional attitude of an optical system under test, a non-interferometric type wavefront measuring meansfor measuring wavefronts at the attitudes as set up without resorting to interference phenomenon of light, a polynomial approximation meansfor expanding measured wavefront values determined by the non-interferometric type wavefront measuring meansto a polynomial, an averaging arithmetic meansfor averaging the measured values derived from output of the non-interferometric type wavefront measuring meansor alternatively arithmetic values derived from output of the polynomial approximation means, and a polynomial specific coefficient extraction arithmetic meansfor extracting specific coefficient values of the polynomial.

Apparatus and method for estimating and adjusting deviations in an optical system based on wavefront aberrations ascribable to misalignment

Growing community of inventors

Tokyo, Japan

Tadashi Matsushita