Patent application number | Description | Published |
20100314146 | ELECTRIC TOOL AND REMOTE CONTROL HOLDER FOR THE ELECTRIC TOOL - The purpose of the present invention is to maintain a better usability and a better electrical connection, while restricting burden on an attachment portion of an electric tool. In an attachment portion of a chain saw to which a battery pack is mounted, a pair of ribs are provided parallel to and on outer surfaces of the guide rails. On the contrary, a connecting member of a remote control holder has a connecting wall positioned outside the guide rails and having a pair of recessed grooves for allowing the pair of ribs to be fitted into the recessed grooves. The chain saw can be connected to the connecting member without utilizing the guide rails and by the engagement between the ribs and the connecting wall. | 12-16-2010 |
20100319203 | COUPLING APPARATUS FOR COUPLING BLADE PROTECTOR TO TOOL BODY OF GARDENING TOOL - A coupling member can releasably couple a blade protector to a tool body of a gardening tool. The coupling member is movably and non-removably coupled to one of the tool body and the protector. | 12-23-2010 |
20110214296 | ENGINE-DRIVEN CUTTER - A handheld engine-driven cutter is provided with a disk blade and a four-stroke engine that drives the disk blade, a filter through which air provided to the four-stroke engine passes, a carburetor that mixes fuel and the air that passed through the filter, a casing that houses the filter and the carburetor, and a filter bracket intervened between the filter and the carburetor, which guides the air having passed the filter to the carburetor. An oil separator is formed integrally with the filter bracket that protrudes out toward the carburetor. | 09-08-2011 |
20110214297 | ENGINE-DRIVEN CUTTER - A handheld engine-driven cutter is provided with a disk blade and a main body that drives the disk blade. The main body comprises a four-stroke engine, an oil supplying opening from which engine oil is supplied, and an oil exhausting opening from which the engine oil is exhausted. In this engine cutter, the oil supplying opening and the oil exhausting opening are both disposed on one side of the main body where one end of a driving axis of the four-stroke engine is located. | 09-08-2011 |
20110214298 | ENGINE-DRIVEN CUTTER - A handheld engine-driven cutter is provided with a disk blade and a four-stroke engine that drives the disk blade. By employing the four-stroke engine, exhaustion of unburned gas and fuel consumption can be reduced. The engine cutter is further provided with a filter through which air provided to the four-stroke engine passes, a carburetor that mixes fuel and the air that passed through the filter, and a casing that houses the filter and the carburetor. The filter and the carburetor are arranged to align on a straight line along a direction of flow of the air passing through the filter and the carburetor. | 09-08-2011 |
20110214657 | ENGINE-DRIVEN CUTTER - A handheld engine-driven cutter is provided with a disk blade and an engine that drives the disk blade, a filter through which air provided to the four-stroke engine passes, a carburetor that mixes fuel and the air that passed through the filter, a casing that houses the filter and the carburetor, at least one operation member that is operated by a user and connected to the carburetor via a link, and a shaft that is connected to the casing and supports the operation member in a swingable manner. A shaft receiving groove that supports the shaft is formed in the casing. | 09-08-2011 |
20110214658 | ENGINE-DRIVEN CUTTER - A handheld engine-driven cutter is provided with a disk blade and a main body that drives the disk blade by an engine. A guard surface for repelling chips of a workpiece that scatter from the disk blade to below the main body is formed on the main body. The guard surface has an asymmetric shape with respect to a boundary that is a rotating plane of the disk blade. | 09-08-2011 |
20110240324 | VIBRATION INSULATING DEVICE FOR A HANDHELD WORK MACHINE - A vibration insulating device connects two members of a handheld work machine via a coil spring. One end of the coil spring is supported by a first supporting member fixed to one member, and the other end is supported by a second supporting member fixed to another member. At least one of the first and second supporting members includes a threaded groove that engages with the coil spring and a tool engaging portion that configured capable of being engaged with a general-purpose tightening tool. | 10-06-2011 |
20120227270 | BUSH CUTTER AND PROTECTIVE COVER FOR THE SAME - A bush cutter is provided with a cutting blade and a protective cover configured to partly cover the cutting blade. The protective cover includes a main body and an expansion part configured to be detachably attached to the main body. One of the main body and the expansion part of the protective cover is provided with a click portion and the other is provided with an engaging hole configured to accept engagement of the click portion from an inner side and expose the engaging click portion to an outer side. The engaging hole has an aperture geometry that allows entry of a tool but prevents entry of a fingertip. Accordingly, no tool is required when attaching the expansion part, but at least one tool is required when detaching the expansion part. | 09-13-2012 |
20130104704 | HANDHELD WORK MACHINE | 05-02-2013 |
Patent application number | Description | Published |
20090315057 | LIGHT-EMITTING APPARATUS, SURFACE LIGHT SOURCE, AND METHOD FOR MANUFACTURING PACKAGE FOR LIGHT-EMITTING APPARATUS - A light-emitting apparatus of the present invention has (i) a semiconductor device which emits light toward a higher position than a substrate and (ii) a plurality of external connection terminals, and includes: a light-reflecting layer, provided on the substrate, which reflects the light emitted by the semiconductor device; and a covering layer which covers at least the light-reflecting layer and which transmits the light reflected by the light-reflecting layer. Further, the semiconductor device is provided on the covering layer, and is electrically connected to the external connection terminals via connecting portions, and the semiconductor device and the connecting portions are sealed with a sealing resin so as to be covered. Therefore, the light-emitting apparatus has increased efficiency with which light is taken out, and can prevent a reflecting layer from being altered, deteriorating, and decreasing in reflectance. | 12-24-2009 |
20140159092 | LIGHT-EMITTING APPARATUS - A light-emitting apparatus of the present invention has (i) a semiconductor device which emits light toward a higher position than a substrate and (ii) a plurality of external connection terminals, and includes: a light-reflecting layer, provided on the substrate, which reflects the light emitted by the semiconductor device; and a covering layer which covers at least the light-reflecting layer and which transmits the light reflected by the light-reflecting layer. Further, the semiconductor device is provided on the covering layer, and is electrically connected to the external connection terminals via connecting portions, and the semiconductor device and the connecting portions are sealed with a sealing resin so as to be covered. Therefore, the light-emitting apparatus has increased efficiency with which light is taken out, and can prevent a reflecting layer from being altered, deteriorating, and decreasing in reflectance. | 06-12-2014 |
20140361331 | LIGHT-EMITTING APPARATUS, SURFACE LIGHT SOURCE, AND METHOD FOR MANUFACTURING PACKAGE FOR LIGHT-EMITTING APPARATUS - A light-emitting apparatus of the present invention has (i) a semiconductor device which emits light toward a higher position than a substrate and (ii) a plurality of external connection terminals, and includes: a light-reflecting layer, provided on the substrate, which reflects the light emitted by the semiconductor device; and a covering layer which covers at least the light-reflecting layer and which transmits the light reflected by the light-reflecting layer. Further, the semiconductor device is provided on the covering layer, and is electrically connected to the external connection terminals via connecting portions, and the semiconductor device and the connecting portions are sealed with a sealing resin so as to be covered. Therefore, the light-emitting apparatus has increased efficiency with which light is taken out, and can prevent a reflecting layer from being altered, deteriorating, and decreasing in reflectance. | 12-11-2014 |
Patent application number | Description | Published |
20090146203 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE - In one aspect of the present invention, a nonvolatile semiconductor memory device may include a semiconductor substrate; a plurality of tunnel insulating films formed on the semiconductor substrate at predetermined intervals in a first direction; a plurality of floating gate electrodes each having a first portion and a second portion, the first portions being formed on the respective tunnel insulating films, the second portions being formed on the respective first portions and having smaller width than the first portions in the first direction; an inter-gate insulating film formed on the floating gate electrodes; and first and second control gate electrodes respectively formed on sidewalls, in the first direction, of the second portion of each of the plurality of floating gate electrodes with the inter-gate insulating film interposed therebetween. | 06-11-2009 |
20120018780 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME - According to one embodiment, a method is disclosed for manufacturing a semiconductor device. A side face parallel to a channel direction of a plurality of gate electrodes provided via a gate insulating film above a semiconductor substrate is included as a part of an inner wall of an isolation groove provided between the adjacent gate electrodes. The method can include forming a protection film covering the side face of the gate electrode. The method can include etching the semiconductor substrate using the gate electrode as a mask to form the isolation groove. The side face of the gate electrode is covered with the protection film. The method can include forming a first insulating film by oxidizing a surface of the isolation groove to fill a bottom portion of the isolation groove. In addition, the method can include forming a second insulating film on the first insulating film to fill an upper portion of the isolation groove including the side face of the gate electrode. | 01-26-2012 |
20120018783 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME - According to one embodiment, a method is disclosed for manufacturing a semiconductor device. A side face parallel to a channel direction of a plurality of gate electrodes provided above a semiconductor substrate is included as a part of an inner wall of an isolation groove provided between the adjacent gate electrodes. The method can include forming a first isolation groove penetrating through a conductive film serving as the gate electrode to reach the semiconductor substrate. The method can include forming a protection film covering a side wall of the first isolation groove including a side face of the gate electrode. The method can include forming a second isolation groove by etching the semiconductor substrate exposed to a bottom surface of the first isolation groove. The method can include oxidizing an inner surface of the second isolation groove provided on each of both sides of the gate electrode to form first insulating films, which are connected to each other under the gate electrode. In addition, the method can include filling an inside of the first isolation groove and an inside of the second isolation groove with a second insulating film. | 01-26-2012 |
Patent application number | Description | Published |
20080246072 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND MANUFACTURING METHOD OF THE SAME - In a nonvolatile semiconductor memory device including a memory cell column formed by connecting in series a plurality of memory cells each having a structure in which a charge-storage layer and a control gate are stacked via an insulating layer on a semiconductor substrate, a first selection transistor formed on the semiconductor substrate and connected between one end of the memory cell column and a common source line, and a second selection transistor formed on the semiconductor substrate and connected between the other end of the memory cell column and a bit line, a recessed portion is formed on a surface of the semiconductor substrate between the first selection transistor and a memory cell adjacent to the first selection transistor, and an edge at a side of the first selection transistor in the recessed portion reaches an end portion at a side of the memory cell in a gate of the first selection transistor. | 10-09-2008 |
20080315280 | SEMICONDUCTOR MEMORY DEVICE HAVING MEMORY CELL UNIT AND MANUFACTURING METHOD THEREOF - A semiconductor memory device includes a silicon substrate including a first region which has a buried insulating layer below a single-crystal silicon layer and a second region which does not have the buried insulating layer below the single-crystal silicon layer, at least one memory cell transistor which has a first gate electrode, the first gate electrode being provided on the single-crystal silicon layer in the first region, and at least one selective gate transistor which has a second gate electrode and is provided on the single-crystal silicon layer in the first region. The one selective gate transistor is provided in such a manner that a part of the second gate electrode is placed on the single-crystal silicon layer in the second region. | 12-25-2008 |
20090101960 | SEMICONDUCTOR MEMORY DEVICE - According to an aspect of the present invention, there is provided a semiconductor memory device including: a semiconductor substrate having: a contact region; a select gate region; and a memory cell region; a first element isolation region formed in the contact region and having a first depth; a second element isolation region formed in the select gate region and having a second depth; and a third element isolation region formed in the memory cell region and having a third depth which is smaller than the first depth. | 04-23-2009 |
Patent application number | Description | Published |
20150270312 | SEMICONDUCTOR DEVICE - According to an embodiment, a semiconductor device includes at least two control electrodes, a plurality of semiconductor layers and an insulating film. Each control electrode extends in a first direction. The semiconductor layers are provided between the control electrodes, and arranged in the first direction. Each semiconductor layer extends in a second direction orthogonal to the first direction. The insulating film covers side surfaces of the semiconductor layers, and is disposed between the control electrodes. Each semiconductor layer has a side surface that includes at least one curved surface swelling in a direction from a center of the semiconductor layer to the insulating film. | 09-24-2015 |
20150340605 | INTEGRATED CIRCUIT DEVICE - An integrated circuit device according to an embodiment includes two electrodes and two semiconductor layers. The two electrodes extend in a first direction. The two semiconductor layers are placed between the two electrodes, are spaced from each other in the first direction, and extend in a second direction orthogonal to the first direction. The two electrodes include extending parts extending out so as to come close to each other. In a cross section orthogonal to the second direction, the extending parts extend into a region interposed between a pair of tangent lines. The pair of tangent lines tangent to both the two semiconductor layers and do not cross each other. | 11-26-2015 |
20150349252 | INTEGRATED CIRCUIT DEVICE - An integrated circuit device according to an embodiment includes an electrode extending in a first direction, two semiconductor members spaced from each other in the first direction and extending in a second direction crossing the first direction, an insulating film placed between each of the two semiconductor members and the electrode and made of a first insulating material, and a first dielectric member placed between the two semiconductor members and made of a second insulating material having a higher permittivity than the first insulating material. | 12-03-2015 |
20150357379 | SEMICONDUCTOR DEVICE - According to an embodiment, a semiconductor device includes two electrodes extending in a first direction, a semiconductor layer provided between the two electrodes, an insulating film disposed between the two electrodes. The two electrodes are arranged in a second direction intersecting the first direction. The semiconductor layer extends in a third direction orthogonal to the first direction and the second direction. The insulating film covers a side surface of the semiconductor layer opposite to one of the two electrodes. The semiconductor layer has a shape in a cross section perpendicular to the third direction such that a width in the first direction at a center of the cross section is narrower than a width, in the first direction, of the side surface. | 12-10-2015 |
20160035741 | NON-VOLATILE MEMORY DEVICE - According to an embodiment, a non-volatile memory device includes first electrodes arranged in a first direction, a second electrode disposed on a side of the first electrodes in the first direction, a semiconductor layer extending in the first direction through the first electrodes and the second electrode, and a memory film provided between the semiconductor layer and each of the first electrodes. The semiconductor layer includes crystal grains and has a first portion and a second portion, the first portion being adjacent to the first electrodes, and the second portion being adjacent to at least a part of the second electrode, wherein the first portion includes a larger crystal grain than a crystal grain in the second portion. | 02-04-2016 |