Patent application number | Description | Published |
20090039372 | Semiconductor light emitting device - A semiconductor light emitting device includes a semiconductor light emitting element, a lead electrically connected to the semiconductor light emitting element, and a resin package covering the semiconductor light emitting element and part of the lead. The resin package includes a lens facing the front of the semiconductor light emitting element. The lead includes an elongated mounting portion projecting from the resin package. The mounting portion includes a pair of first projections spaced from each other in the longitudinal direction and a second projection positioned between the first projections. The first projections and the second projection project in opposite directions from each other in the width direction of the mounting portion. | 02-12-2009 |
20090230413 | SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A semiconductor light emitting device includes a semiconductor light source, a resin package surrounding the semiconductor light source, and a lead fixed to the resin package. The lead is provided with a die bonding pad for bonding the semiconductor light source, and with an exposed surface opposite to the die bonding pad The exposed surface is surrounded by the resin package in the in-plane direction of the exposed surface. | 09-17-2009 |
20090230424 | SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A light emitting device includes a semiconductor light emitting element, a first lead including an element mount portion on which the semiconductor light emitting element is mounted, and a second lead electrically connected to the semiconductor light emitting element. The light emitting device further includes a resin package covering the semiconductor light emitting element and part of each of the first and the second leads. The resin package includes a lens portion facing the semiconductor light emitting element. The first lead includes a pair of standing portions spaced from each other with the element mount portion intervening between them and a pair of terminal portions extending from the standing portions in mutually opposite directions. Each of the standing portions projects from the resin package in a direction away from the lens portion. | 09-17-2009 |
20090242927 | SEMICONDUCTOR LIGHT EMITTING MODULE AND METHOD FOR MANUFACTURING THE SAME - A light emitting module includes a semiconductor light source, a first lead with a bonding pad to which the light source is attached, and a second lead spaced from the first lead in a first direction contained in the plane of the first die bonding pad. The second lead includes a wire bonding pad connected to the light source via a wire. The module also includes a case formed with a space elongated in the first direction for accommodating the light source. The first lead includes an extension extending from the first die bonding pad, and a mounting terminal connected to the extension. The extension extends in a second direction that is perpendicular to the first direction and contained in the plane of the first die bonding pad. The mounting terminal extends perpendicularly to the second direction. The extension overlaps the light source in the first direction. | 10-01-2009 |
20110073895 | SEMICONDUCTOR LIGHT EMITTING DEVICE - A semiconductor light emitting device includes a semiconductor light emitting element, a lead electrically connected to the semiconductor light emitting element, and a resin package covering the semiconductor light emitting element and part of the lead. The resin package includes a lens facing the semiconductor light emitting element. The lead includes an exposed portion that is not covered by the resin package. The exposed portion includes a first portion and a second portion, where the first portion has a first mount surface oriented backward along the optical axis of the lens, and the second portion has a second mount surface oriented perpendicularly to the optical axis of the lens. | 03-31-2011 |
20140103375 | SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A semiconductor light emitting device includes a semiconductor light source, a resin package surrounding the semiconductor light source, and a lead fixed to the resin package. The lead is provided with a die bonding pad for bonding the semiconductor light source, and with an exposed surface opposite to the die bonding pad The exposed surface is surrounded by the resin package in the in-plane direction of the exposed surface. | 04-17-2014 |
20140167233 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A semiconductor light-emitting device includes a lead frame, a semiconductor light-emitting element mounted on the top surface of the bonding region, and a case covering part of the lead frame. The bottom surface of the bonding region is exposed to the outside of the case. The lead frame includes a thin extension extending from the bonding region and having a top surface which is flush with the top surface of the bonding region. The thin extension has a bottom surface which is offset from the bottom surface of the bonding region toward the top surface of the bonding region. (FIG. | 06-19-2014 |
20140339595 | LED MODULE - An LED module is provided with a lead, an LED chip mounted on the obverse surface of the lead, and a case covering at least a part of the lead. The case has a side wall surrounding the LED chip. The lead includes a thin extension whose bottom surface is spaced apart upward from the reverse surface of the lead in the thickness direction of the lead. The case is provided with a holding portion that covers at least a part of each of the top surface and the bottom surface of the first thin extension | 11-20-2014 |
20140340887 | LED MODULE AND METHOD OF MANUFACTURING THE SAME - A compact LED module and a method of manufacturing such an LED module are provided. The LED module includes a first-pole first lead, a first-pole second lead, a first-pole third lead, a second-pole first lead, a second-pole second lead, a second-pole third lead, a first LED chip, a second LED chip, a third LED chip, and a housing. A distal end of the first-pole first lead is offset toward a second-pole side in a first direction with respect to both a distal end of the second-pole second lead and a distal end of the second-pole third lead. | 11-20-2014 |
20150048412 | LED MODULE | 02-19-2015 |
20150091040 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A semiconductor light-emitting device includes a lead frame, a semiconductor light-emitting element mounted on the top surface of the bonding region, and a case covering part of the lead frame. The bottom surface of the bonding region is exposed to the outside of the case. The lead frame includes a thin extension extending from the bonding region and having a top surface which is flush with the top surface of the bonding region. The thin extension has a bottom surface which is offset from the bottom surface of the bonding region toward the top surface of the bonding region. | 04-02-2015 |
20150091044 | SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A semiconductor light emitting device includes a semiconductor light source, a resin package surrounding the semiconductor light source, and a lead fixed to the resin package. The lead is provided with a die bonding pad for bonding the semiconductor light source, and with an exposed surface opposite to the die bonding pad The exposed surface is surrounded by the resin package in the in-plane direction of the exposed surface. | 04-02-2015 |
20150236231 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A semiconductor light-emitting device includes a lead frame, a semiconductor light-emitting element mounted on the top surface of the bonding region, and a case covering part of the lead frame. The bottom surface of the bonding region is exposed to the outside of the case. The lead frame includes a thin extension extending from the bonding region and having a top surface which is flush with the top surface of the bonding region. The thin extension has a bottom surface which is offset from the bottom surface of the bonding region toward the top surface of the bonding region. | 08-20-2015 |
20150311184 | LED MODULE - An LED module | 10-29-2015 |
Patent application number | Description | Published |
20110083427 | EXHAUST PURIFICATION APPARATUS FOR INTERNAL COMBUSTION ENGINE - The present invention provides an internal combustion engine exhaust purification apparatus includes a filter configured to collect particulate matter contained in exhaust gas, a selective catalytic reduction converter provided downstream of the filter to reduce nitrogen oxide contained, an oxidation catalyst converter with an adsorption function provided upstream of the converter to temporarily adsorb the nitrogen oxide contained in the exhaust gas, a burner configured to increase the temperature of the exhaust gas flowing into the filter, the selective catalytic reduction converter, and the oxidation catalyst converter to set the temperature of the filter to at least a predetermined recovery temperature, thus recovering the filter, and an ECU configured to inhibit the burner from being started when the burner is otherwise to be started but if the selective catalytic reduction converter has not been activated. | 04-14-2011 |
20120240557 | EXHAUST GAS PURIFICATION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE - An exhaust gas purification system for an internal combustion engine, which is provided with: a selective reduction type catalyst arranged in an exhaust passage of the internal combustion engine; a low pressure EGR mechanism that is equipped with a low pressure EGR passage for introducing a part of an exhaust gas flowing through a portion of the exhaust passage downstream of a turbine of a centrifugal supercharger to a portion of an intake passage upstream of a compressor as a low pressure EGR gas, and a low pressure EGR valve for changing a channel cross section of the low pressure EGR passage; a supply device. | 09-27-2012 |
20150113985 | EXHAUST GAS PURIFICATION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE - The present invention discloses an exhaust gas purification system for an internal combustion engine, which is provided with: a low pressure EGR mechanism that is equipped with a low pressure EGR passage and a low pressure EGR valve; a selective reduction type catalyst that is arranged in a portion of the exhaust passage downstream; a supply device which serves to supply an ammonia derived compound to said selective reduction type catalyst; and a control unit that causes said supply device to supply the ammonia derived compound when said low pressure EGR valve is in a valve open state, makes the amount of the ammonia derived compound supplied from said supply device larger in cases where an amount of the low pressure EGR gas flowing through said low pressure EGR passage is large, in comparison with the case where it is small. | 04-30-2015 |
Patent application number | Description | Published |
20100084150 | Electric power tool, tool body, and battery pack - An electric power tool includes a tool body and a battery pack. A terminal voltage setting unit of the tool body sets a voltage of a body side terminal to a first voltage when a command to drive a drive portion of the tool body is issued by a switch of the tool body. A voltage changing unit of the battery pack changes a voltage of a battery side terminal from the first voltage to a second voltage when supply of electric power from the battery pack to the drive portion is permitted. | 04-08-2010 |
20100085008 | Monitoring system for electric power tool, battery pack for electric power tool, and battery charger for electric power tool - A battery monitoring system for electric power tool includes a battery pack for electric power tool and an auxiliary power source. The battery pack has a battery and a monitoring circuit. The battery is provided with at least one battery cell. The monitoring circuit is operated by electric power supplied from the battery, and monitors a status of the battery. The auxiliary power source outputs electric power allowing the monitoring circuit to operate. The monitoring circuit is configured such that, when the monitoring circuit is unoperational with the electric power of the battery due to a decrease in a voltage of the battery, the monitoring circuit becomes operational by the electric power supplied from the auxiliary power source. | 04-08-2010 |
20100085010 | Battery pack for power tool, and power tool - A battery pack for power tool includes a battery, a monitoring circuit, and a sleep mode switching unit. The battery includes at least one battery cell. The monitoring circuit is operated by receiving power supply from the battery. The sleep mode switching unit switches the battery pack to a sleep mode by stopping at least a part or all of operations of the monitoring circuit when the monitoring circuit detects a discharge end state where a discharge current from the battery is equal to or lower than a predetermined set current value, and the monitoring circuit further detects at least one of a voltage stable state where a voltage change amount in the battery cell is within a predetermined stable range of voltage change amount and a temperature stable state where a temperature change amount in the battery is within a predetermined stable range of temperature change amount. | 04-08-2010 |
20100085020 | Charging system for electric power tool, battery pack for electric power tool, and battery charger for electric power tool - Each of a battery charger and a battery pack has a microcomputer. The respective microcomputers mutually perform data communication while the battery pack is being charged by the battery charger, and confirm an operational state of the microcomputer of the communication counterpart (mutual operation confirmation) based on a result of the data communication. When an abnormality of one of the microcomputers is detected, the other microcomputer executes a predetermined process for stopping charging. | 04-08-2010 |
20130027828 | INTERNAL TEMPERATURE ESTIMATION UNIT FOR BATTERY FOR ELECTRIC POWER TOOL, AND APPARATUS FOR ELECTRIC POWER TOOL - An internal temperature estimation unit, which reads a detected temperature of a cell of a battery for an electric power tool to estimate an internal temperature of the battery based on the detected temperature, includes: an initial-value setting device which reads, when a discharge/charge of the battery is started, the detected temperature and sets the detected temperature as an initial value; and a temperature increase amount calculation device which calculates a temperature increase amount of the cell of the battery based on a latest value of the detected temperature and the initial value set by the initial-value setting device; the internal temperature estimation unit outputs the temperature increase amount as an estimated value representing the internal temperature of the battery. | 01-31-2013 |
20130033790 | HEAT GENERATION AMOUNT ESTIMATION UNIT FOR BATTERY FOR ELECTRIC POWER TOOL, AND APPARATUS FOR ELECTRIC POWER TOOL - A disclosed heat generation amount estimation unit is used for a battery for an electric power tool, and estimates a heat generation amount of the battery that is a power source of the electric power tool. The heat generation amount estimation unit includes a computation device, and is provided in an apparatus for electric power tool. The computation device periodically reads, either during a discharge from the battery or during a charge to the battery, a detected current from a current detection device, which detects a current corresponding to this point in time from among a discharge current and a charge current flowing through the battery, and adds/subtracts a heat generation amount equivalent value in accordance with a value of the read detected current. The computation device outputs the added/subtracted heat generation amount equivalent value as an estimated value representing the heat generation amount of the battery. | 02-07-2013 |
20140266071 | BATTERY PACK AND BATTERY CHARGER - A battery pack includes: a connecting portion connected to a battery charger; a battery chargeable by the battery charger connected to the connecting portion; an environment temperature detecting element detecting an environment temperature around the battery; and a control circuit. The control circuit periodically detects the environment temperature via the environment temperature detecting element and controls the battery charger to suspend starting of charging the battery or to temporarily discontinue charging the battery when a variation of the environment temperature detected exceeds a predetermined range, when the battery charger is connected to the connecting portion. | 09-18-2014 |
20140300366 | ELECTRICAL DEVICE SYSTEM AND BATTERY PACK - An electrical device system having a battery pack, an electrical device, and a charging device, includes: a current detecting unit that detects a battery current flowing through the battery during a charge to or a discharge from the battery; a battery state detecting unit that detects at least one of a battery voltage and a temperature of a heat generating unit; and a determining unit that estimates an amount of change in at least one of the battery voltage and the temperature of the heat generating unit, based on the battery current, and calculates an amount of actual change in at least one of the battery voltage and the temperature of the heat generating unit, wherein the determining unit determines that the current detecting unit is abnormal, when the difference between the calculated amount of actual change and the estimated amount of change is a default value or more. | 10-09-2014 |
20150153416 | CHARGE CONTROL DEVICE - A charge control device includes a voltage detector that detects a voltage of a battery, a temperature detector that detects a battery temperature, a voltage setting unit that sets at least one of a charge completion voltage and an abnormality determination voltage to a high temperature time voltage that is lower than a normal voltage when the battery temperature detected by the temperature detector is or is above a high temperature determination threshold set in advance, and a charging current limiting unit that reduces a charging current a charger supplies to the battery when the battery temperature is in a temperature range between a set temperature that is lower by a predetermined temperature than the high temperature determination threshold and the high temperature determination threshold and the battery voltage detected by the voltage detector is in a voltage range between the normal voltage and the high temperature time voltage. | 06-04-2015 |