Achiha
Koji Achiha, Yokohama-Shi JP
Patent application number | Description | Published |
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20150094385 | RUBBER FOAM COMPOSITION AND RUBBER FOAM USING SAME - Provided are a rubber foam composition from which a rubber foam having low metal corrosive properties, low fogging properties and reduced odor and causing no poor foaming or tackiness of the rubber foam surface can be obtained, and a rubber foam using the same. The rubber foam composition comprises: a rubber component including a copolymer rubber of ethylene, an α-olefin having three or more carbon atoms and a non-conjugated diene, a vulcanizing agent, and a foaming agent, the composition being characterized in that the vulcanizing agent comprises α,α′-di(t-butylperoxy)diisopropylbenzene and a quinoid-based vulcanizing agent, and characterized by being substantially free of urea-based foaming auxiliary, and the rubber foam uses the same. | 04-02-2015 |
Norihisa Achiha, Chita-Gun JP
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20150129072 | BIASING FORCE ADJUSTMENT DEVICE, HYDRAULIC CONTROL VALVE HAVING THE SAME, AND METHOD OF MANUFACTURING BIASING FORCE ADJUSTMENT DEVICE - A biasing force adjustment device includes: a cylindrical component having a first thread part; a reciprocate component accommodated in the cylindrical component; a biasing portion that biases the reciprocate component in a first direction; and a biasing force adjustment component that adjusts a biasing force of the biasing portion. The biasing force adjustment component has a second thread part engaged with the first thread part so as to control the position of the biasing force adjustment component relative to the cylindrical component, and a regulation part that regulates movement of the biasing force adjustment component relative to the cylindrical component by being deformed in a radial direction by external force applied in the first direction. | 05-14-2015 |
Takashi Achiha, Kobe-Shi JP
Patent application number | Description | Published |
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20140017424 | CONTAINER FOR HEAT TREATMENT OF LITHIUM-CONTAINING COMPOUND - A container for heat treatment of a positive-electrode active material of a lithium ion battery to hold raw material powder of the positive-electrode active material of the lithium ion battery when the raw material powder is subjected to heat treatment is provided. The heat treatment container contains 60 to 95 mass % of alumina and 10 to 20 mass % of silica, is free from MgO, ZrO | 01-16-2014 |
20140021661 | Container for heat treatment of positive-electrode active material for lithium-ion battery and method for producing the same - A container for heat treatment of a positive-electrode active material for a lithium-ion battery to the present invention is characterized by having a base portion containing 60 to 95 mass % of alumina, and a surface portion containing 20 to 80 mass % of spinel and formed integrally with the base portion. Moreover, a production method of the present invention is characterized by comprising a step of placing an alumina-based powder, a step of placing a spinel-based powder above the alumina-based powder, a step of forming a compact by compressing the powders and a step of firing the compact. | 01-23-2014 |