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    • 6. 发明申请
    • FUEL VAPOR RECIRCULATION DEVICE FOR VEHICLE
    • 用于车辆的燃料蒸气回收装置
    • US20090250039A1
    • 2009-10-08
    • US12270742
    • 2008-11-13
    • Ju Tae SONG
    • Ju Tae SONG
    • F02M33/02
    • F02M25/089F02M25/0836
    • A fuel vapor recirculation device may includes: a canister that is connected with a fuel tank through a vapor line and a purge line configured with a pressure control solenoid valve; a vapor control valve that is disposed on the vapor line and selectively connects the fuel tank and the canister corresponding to operation of an engine control unit; a vapor recirculation valve unit that is connected with the canister, receives fuel vapor from the canister, discharges the fuel vapor to the atmosphere or recirculates the fuel vapor to the canister, and supplies air to the canister; and a one-way check valve that is disposed between the purge line and the canister, wherein the one-way check valve supplies air to the vapor recirculation valve unit when a negative pressure is generated in the purge line.
    • 燃料蒸汽再循环装置可以包括:罐,其通过蒸汽管线与燃料箱连接;以及吹扫管线,配置有压力控制电磁阀; 蒸汽控制阀,其配置在所述蒸汽管路上,并根据发动机控制单元的操作选择性地连接所述燃料箱和所述罐; 与所述罐连接的蒸汽再循环阀单元从所述罐接收燃料蒸气,将所述燃料蒸气排放到大气中或将所述燃料蒸气再循环到所述罐中,并将空气供应至所述罐; 以及设置在所述吹扫管线和所述罐之间的单向止回阀,其中当在所述吹扫管线中产生负压时,所述单向止回阀向所述蒸气再循环阀单元供应空气。
    • 7. 发明申请
    • CANISTER FOR VEHICLES AND FUEL SUPPLY SYSTEM PROVIDED WITH THE SAME
    • 车辆和燃油供应系统提供给它们的CANISTER
    • US20120073549A1
    • 2012-03-29
    • US12958032
    • 2010-12-01
    • Sungwon LEEJung Soo ParkJu Tae SongWon Kyu Choi
    • Sungwon LEEJung Soo ParkJu Tae SongWon Kyu Choi
    • F02M33/02
    • F02M25/0854B01D53/0415B01D2253/102B01D2259/4145B01D2259/4516B01D2259/4566F02M25/089
    • A canister for vehicles provided with an activated carbon to absorb an evaporation gas evaporated from a fuel tank, and releasing the absorbed evaporation gas to an engine, may include a housing to receive the activated carbon; an evaporation gas supply passage formed to the housing and fluid-connected to the fuel tank; an air passage formed to the housing and selectively receiving an air from the exterior of the housing; and a purge passage formed to the housing and fluid-connected to a purge line to supply the evaporation gas to the engine according to a flow of the received air, wherein the purge passage is provided with a first purge passage formed to the housing and directly fluid-connecting the housing to the purge line and a second purge passage formed to the housing and having an end portion positioned inside the first purge passage or the purge line.
    • 一种用于车辆的罐,其具有活性炭以吸收从燃料箱蒸发的蒸发气体,并将吸收的蒸发气体释放到发动机中,可包括用于接收活性炭的壳体; 蒸发气体供给通道,形成在壳体上并流体连接到燃料箱; 空气通道,其形成到所述壳体并且选择性地从所述壳体的外部接收空气; 以及净化通道,其形成到所述壳体并且流体连接到吹扫管线,以根据所接收的空气的流量将所述蒸发气体供应到所述发动机,其中所述吹扫通道设置有形成在所述壳体上并直接形成的第一吹扫通道 将壳体流体连接到吹扫管线,以及形成到壳体的第二吹扫通道,并且具有位于第一吹扫通道或净化管线内部的端部部分。
    • 9. 发明授权
    • Circuit for 2-level/4-level frequency shift key modulation
    • 2级/ 4级频移键调制电路
    • US5757245A
    • 1998-05-26
    • US780136
    • 1996-12-26
    • Ju-Tae Song
    • Ju-Tae Song
    • H04L27/04H04B7/26H04L27/00H04L27/12H03C3/00H03K7/06
    • H04L27/0008H04L27/12
    • A circuit for two-level/four-level frequency shift keying modulation, which may be used for a paging transmitter, is compatible with earlier two-level non-return to zero frequency shift keying modulation circuits and includes; a voltage leveling circuit for generating four voltage levels to selectively allow the two-level and four-level frequency shift keying modulation; a decoder for decoding the least significant bit and most significant bit data inputs to generate a decoded signal output; an analog switch for selecting the four voltage levels in accordance with the two-level or four-level frequency shift keying modulation, in response to the decoded signal; an adder for adding the selected voltage level to a reference voltage to generate a corresponding digital output voltage; an audio amplifier for amplifying an audio signal input; an input/filter selector for selecting the digital output voltage or the amplified audio signal in response to an input selection control signal and for selecting one of two filtering paths of a following stage in association with a control signal for selecting the two-level or four-level frequency shift keying modulation to generate the selected digital output voltage or the amplified audio signal via the selected filtering path; and a baseband filter for performing a first or a second filtering with a respective bandwidth for the two-level or four-level frequency shift keying modulation and for filtering the digital output voltage or the audio signal supplied through the selected one of the filtering paths.
    • 可用于寻呼发射机的二电平/四电平频移键控调制电路与先前的两级不归零频移键控调制电路兼容,包括: 用于产生四个电压电平以选择性地允许二电平和四电平频移键控调制的电压调平电路; 解码器,用于解码最低有效位和最高有效位数据输入以产生解码信号输出; 模拟开关,用于响应于解码信号,根据二电平或四电平频移键控调制来选择四个电压电平; 加法器,用于将所选择的电压电平与参考电压相加以产生相应的数字输出电压; 用于放大音频信号输入的音频放大器; 输入/滤波器选择器,用于响应于输入选择控制信号选择数字输出电压或放大的音频信号,并且用于与用于选择两级或四级的控制信号相关联地选择后级的两个滤波路径中的一个 通过所选择的滤波路径产生所选择的数字输出电压或经放大的音频信号; 以及基带滤波器,用于对于两电平或四电平频移键控调制执行用于相应带宽的第一或第二滤波,并且用于对通过所选择的一个滤波路径提供的数字输出电压或音频信号进行滤波。
    • 10. 发明授权
    • Canister for vehicles and fuel supply system provided with the same
    • 车辆和燃油供应系统的罐子同样提供
    • US08459240B2
    • 2013-06-11
    • US12958032
    • 2010-12-01
    • Sungwon LeeJung Soo ParkJu Tae SongWon Kyu Choi
    • Sungwon LeeJung Soo ParkJu Tae SongWon Kyu Choi
    • F02M25/08
    • F02M25/0854B01D53/0415B01D2253/102B01D2259/4145B01D2259/4516B01D2259/4566F02M25/089
    • A canister for vehicles provided with an activated carbon to absorb an evaporation gas evaporated from a fuel tank, and releasing the absorbed evaporation gas to an engine, may include a housing to receive the activated carbon; an evaporation gas supply passage formed to the housing and fluid-connected to the fuel tank; an air passage formed to the housing and selectively receiving an air from the exterior of the housing; and a purge passage formed to the housing and fluid-connected to a purge line to supply the evaporation gas to the engine according to a flow of the received air, wherein the purge passage is provided with a first purge passage formed to the housing and directly fluid-connecting the housing to the purge line and a second purge passage formed to the housing and having an end portion positioned inside the first purge passage or the purge line.
    • 一种用于车辆的罐,其具有活性炭以吸收从燃料箱蒸发的蒸发气体,并将吸收的蒸发气体释放到发动机中,可包括用于接收活性炭的壳体; 蒸发气体供给通道,形成在壳体上并流体连接到燃料箱; 空气通道,其形成到所述壳体并且选择性地从所述壳体的外部接收空气; 以及净化通道,其形成到所述壳体并且流体连接到吹扫管线,以根据所接收的空气的流量将所述蒸发气体供应到所述发动机,其中所述吹扫通道设置有形成在所述壳体上并直接形成的第一吹扫通道 将壳体流体连接到吹扫管线,以及形成到壳体的第二吹扫通道,并且具有位于第一吹扫通道或净化管线内部的端部部分。