Daidoji
Bakusui Daidoji, Hachioji-Shi JP
Patent application number | Description | Published |
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20150327755 | LIGHT SOURCE DEVICE AND SUBJECT OBSERVATION APPARATUS AS WELL AS LIGHT SOURCE CONTROL METHOD - A light source device includes: excitation light sources configured to emit a plurality of excitation light including mutually different spectra; wavelength converting members configured to wavelength-convert the excitation light emitted from the excitation light sources into light having mutually different spectra and configured to be disposed in a common application region of the excitation light; and a light source control unit configured to switch a combination of the excitation light sources that are lighted among the excitation light sources based on the observation mode including a normal light observation mode and a special light observation mode to highlight a particular observation target input to an input unit, wherein light emitted from the wavelength converting members is used as illumination light, and the illumination light corresponding to the observation modes is emitted from a same emitting portion. | 11-19-2015 |
Takao Daidoji, Sendai-Shi JP
Patent application number | Description | Published |
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20100028767 | STACKED SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME - A stacked secondary battery is formed by laying plate-shaped positive electrodes and plate-shaped negative electrodes one on the other by way of separators, wherein a collector is disposed at the front end of the end facet of each of the positive electrodes or the negative electrodes as viewed in a direction orthogonal relative to the stacking direction and has an active substance layer formed on the collector by applying slurry of particles of an active substance with a gap separating it from the front end or the electrode active substance layer is made to show a thickness varying from the front end toward the inside. | 02-04-2010 |
20140038002 | FILM-COVERED BATTERY AND ASSEMBLED BATTERY - The invention provides a closed type battery comprising a battery element covered with a covering film and a heat fusion seal portion formed by heat fusion on a periphery of the covering film, wherein the cleaving strength upon an internal pressure rise of a seal portion positioned between a positive electrode terminal and a negative electrode terminal is larger than that of any other seal portion, and a safety valve adapted to release pressure upon a battery's internal pressure rise is located at a portion other than said inter-terminal seal portion. The invention also provides an assembled battery wherein a plurality of closed type batteries are stacked one upon another while a safety valve adapted to release pressure upon an increase in the internal pressure of the battery is located at a position in no contact with the covering film surface of an adjoining battery. | 02-06-2014 |
Takao Daidoji, Kanagawa JP
Patent application number | Description | Published |
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20110195298 | STACKED SECONDARY BATTERY - A stacked secondary battery having desirable characteristics against overcharging is provided. | 08-11-2011 |
20110195300 | STACKED LITHIUM ION SECONDARY BATTERY - A stacked lithium ion secondary battery is characterized in that: a positive terminal is taken out from positive electrodes of a battery element stack in which the positive electrodes and negative electrodes are stacked via separators; a negative terminal is taken out from the negative electrodes; the battery element stack, except the taken-out portions of the positive and negative terminals, is covered with a porous plastic film; and an opening of the battery element stack covered with the porous plastic film is sealed with a film-like covering material. | 08-11-2011 |
20110293996 | STACKED SECONDARY BATTERY AND PRODUCTION METHOD THEREOF - In a stacked secondary battery, positive electrodes | 12-01-2011 |
20130040182 | STACKED SECONDARY CELL - A stacked secondary cell suppresses heat contraction of the opening of a sack-shaped separator even in a high-temperature environment and prevents the occurrence of short circuits between the stacked electrodes. In the disclosed stacked secondary cell, positive electrodes ( | 02-14-2013 |
Takao Daidoji, Sagamihara-Shi JP
Patent application number | Description | Published |
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20120177975 | STACKED BATTERY AND METHOD OF PRODUCING THE SAME - A stacked battery includes a square battery element in which a tabular positive electrode, a separator and a tabular negative electrode are laminated, wherein: one side of the battery element is a terminal connection section pulled-out surface, which is provided on both the positive and negative electrodes and where a plate-like positive-electrode terminal connection section and a plate-like negative-electrode terminal connection are both pulled out; projection surfaces, which are generated by vertically projecting the positive-electrode terminal connection section and the negative-electrode terminal connection section onto surfaces extending from the positive and negative electrodes, do not cross each other; a surface of the positive electrode and a surface of the negative electrode, which are facing each other, are different in area; each electrode is disposed so that an entire projection portion, which is generated by projecting the small-area electrode onto a surface of a large-area electrode that faces the small-area electrode, is positioned on the large-area electrode; on a separator, a bumping section is provided to limit movements of positive and negative electrodes as a positive-electrode end surface and a negative-electrode end surface hit the bumping section; and as for the bumping section, separators are joined by a crease or joining section of adjacent separators among separators disposed on electrode surfaces. | 07-12-2012 |
20120321932 | LAMINATION TYPE SECONDARY BATTERIES - The present invention provides a lamination type secondary battery in which separators are prevented from becoming wrinkled and are free from laminating dislocation. An aspect of the present invention is a lamination type secondary battery in which a plurality of planar positive electrodes ( | 12-20-2012 |
20140295233 | LITHIUM-ION SECONDARY BATTERY - A lithium-ion secondary battery includes: an electrode body in which a positive electrode and a negative electrode are stacked or wound through a separator; a plurality of positive electrode tabs drawn from the electrode body; a plurality of negative electrode tabs drawn from the electrode body; a joint portion between the positive electrode tabs and a positive electrode lead tab; and a joint portion between the negative electrode tabs and a negative electrode lead tab. Apart of a metal plate is disposed on a surface of the positive electrode tab or positive electrode lead tab in the joint portion and on a surface of the negative electrode tab or negative electrode lead tab in the joint portion and joined integrally thereto, and a remaining part of the metal plate is wound around the joint portions. | 10-02-2014 |