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    • 33. 发明授权
    • Powder/granule feeder and its application apparatus
    • 粉/颗粒饲料机及其应用装置
    • US6059641A
    • 2000-05-09
    • US230573
    • 1999-01-27
    • Naoki Okamoto
    • Naoki Okamoto
    • B65D88/26B24C9/00B65G53/36B65G53/46G05D7/00B24B57/00
    • B24C9/006B65G53/4691Y02P70/179
    • A grit tank (1), the inside of which is partitioned into an upper chamber (2), intermediate chamber and lower chamber (5), the intermediate chamber being partitioned into a left intermediate chamber (3) and a right intermediate chamber (4), is connected to a transport pipe (16) via a discharge port (9) of the lower chamber (5). The intermediate chambers (3, 4) are respectively communicated with the upper chamber (2) and the lower chamber (5) via a left upper communicating port (6) and a right upper communicating port (10) and also via a left lower communicating port (8) and a right lower communicating port (12). The communicating ports are respectively provided with a left filling valve (7), right filling valve (11) and changeover type feed valve (13). Between the upper chamber 2 and the intermediate chambers (3, 4) and also between the lower chamber (5) and the intermediate chambers (3, 4), there are respectively provided a left upper pressure equalizer pipe (23), right upper pressure equalizer pipe (24), left lower pressure equalizer pipe (25) and right lower pressure equalizer pipe (26).
    • PCT No.PCT / JP98 / 02416 Sec。 371日期1999年1月27日第 102(e)日期1999年1月27日PCT Filed 1998年6月1日PCT公布。 公开号WO98 / 54071 日期1998年12月3日一个砂箱(1),其内部被分隔成上室(2),中间室和下室(5),中间室被分隔成左中间室(3)和 右中间室(4)经由下室(5)的排出口(9)连接到输送管(16)。 中间室(3,4)经由左上连通口(6)和右上连通口(10)分别与上室(2)和下室(5)连通,并且还经由左下连通 端口(8)和右下连通端口(12)。 连通口分别设有左充气阀(7),右充气阀(11)和切换式进给阀(13)。 在上腔室2和中间腔室3,4之间以及下腔室5和中间腔室3,4之间分别设有左上压力均衡管(23),右上压 均压管(24),左下压均衡管(25)和右下压均衡管(26)。
    • 34. 发明授权
    • Brake device for use in a fishing reel
    • 用于钓鱼卷轴的制动装置
    • US5544832A
    • 1996-08-13
    • US325089
    • 1994-10-17
    • Naoki Okamoto
    • Naoki Okamoto
    • A01K89/027A01K89/033
    • A01K89/027A01K89/033
    • In a brake device for use in a fishing reel which is used to apply a brake force to a spool and is also adjustable, a spring member used not only to maintain the moderation of the rotational direction of an adjust member but also to prevent the adjust member from being loosened is made up of a closed circular frame which is elastically deformable and fitted into a short cylindrical portion of a braking force adjust member. The spring member is further formed with an engaging projected portion and a securing portion both formed in the frame and respectively engaged with an engaging uneven portion and a lower engaging recessed portion of the adjust member. When the adjust member is rotated, moderation is given to the rotation of the adjust member by the action of the elastically deformation of the frame with the aid of the engaging projected portion and the engaging projected uneven portion.
    • 在用于向卷轴施加制动力的钓鱼卷轴的制动装置中,也是可调节的,弹簧构件不仅用于维持调节构件的旋转方向的调节,而且还防止调节 被松动的构件由可弹性变形并装配到制动力调节构件的短圆柱形部分中的封闭圆形框架构成。 弹簧构件还形成有接合突出部分和固定部分,两者均形成在框架中并分别与调节构件的接合凹凸部分和下接合凹部接合。 当调节构件旋转时,借助于接合突出部分和接合突出不平坦部分,通过框架的弹性变形的作用来调节调节构件的旋转。
    • 38. 发明授权
    • Radio transmission device
    • 无线传输设备
    • US08416757B2
    • 2013-04-09
    • US13168550
    • 2011-06-24
    • Naoki Okamoto
    • Naoki Okamoto
    • H04B1/38H04J1/00H04J11/00H04J9/00H04L5/04
    • H04L5/006H04B7/0697H04L1/0003H04L5/0007H04L5/0016H04L5/0023H04L5/0026H04L5/0028H04L5/0039H04L5/0046H04L5/0092
    • To obtain maximum throughput in accordance with characteristics of a propagation path, a radio transmission device having a plurality of transmitting antennas (18a, 18b) for transmitting a transmission signal in units of sub-carriers by performing spatial multiplexing or without performing spatial multiplexing is provided that includes a sub-carrier modulation part 11 modulating the input transmission signal for each sub-carrier, a transmission signal allocation part 13 allocating the transmission signal modulated for each of the sub-carriers to each of the transmitting antennas, and a transmission control part 12 that determines a multiplexing number for performing spatial multiplexing for each sub-carrier based on information received from another radio communication device as an opposite party, and outputs the determined multiplexing number to the sub-carrier modulation part and the transmission signal allocation part.
    • 为了根据传播路径的特性获得最大吞吐量,提供了具有多个发送天线(18a,18b)的无线电发送装置,用于通过执行空间复用或不执行空间复用来以子载波为单位发送发送信号 包括对每个子载波调制输入发送信号的子载波调制部分11,将针对每个子载波调制的发送信号分配给每个发送天线的发送信号分配部分13以及发送控制部分 12,根据从作为对方的另一无线通信装置接收到的信息,决定用于对每个子载波进行空间复用的多路复用数,并将所确定的多路复用数输出到副载波调制部和发送信号分配部。
    • 40. 发明授权
    • Low-noise amplifier
    • 低噪声放大器
    • US08395447B2
    • 2013-03-12
    • US13179339
    • 2011-07-08
    • Yusuke NakahashiNaoki Okamoto
    • Yusuke NakahashiNaoki Okamoto
    • H03F3/45
    • H03F1/34H03F3/191H03F2200/108H03F2200/18H03F2200/294H03F2200/492H03F2200/78
    • A low-noise amplifier comprises an input terminal to which a signal is input; a transistor configured to amplify the signal input to the input terminal; an output terminal through which the amplified signal from the transistor is output; a feedback amount regulator circuit configured to regulate an amplitude of the signal output from the transistor as a feedback amount and output a voltage; a bias circuit configured to generate a bias current fed to the transistor; a differential voltage comparator configured to compare the voltage output from the feedback amount regulator circuit to a reference voltage, determine whether or not a level of the signal input to the input terminal is a level at which a gain of the transistor is suppressed, and increase the bias current fed to the transistor when the differential voltage comparator determines that the level of the signal input to the input terminal is the level at which the gain of the transistor is suppressed; a first input bias circuit configured to generate the reference voltage and apply the reference voltage to one input end of the differential voltage comparator; and a second input bias circuit configured to add a bias voltage to the voltage output from the feedback amount regulator circuit and apply the voltage added with the bias voltage to the other input end of the differential voltage comparator.
    • 低噪声放大器包括输入信号的输入端子; 晶体管,被配置为放大输入到所述输入端的信号; 输出来自晶体管的放大信号的输出端子; 反馈量调节电路,被配置为调节从晶体管输出的信号的幅度作为反馈量并输出电压; 偏置电路,被配置为产生馈送到所述晶体管的偏置电流; 差分电压比较器,被配置为将反馈量调节器电路的输出电压与参考电压进行比较,确定输入到输入端子的信号电平是否为抑制晶体管增益的电平,并增加 当差分电压比较器确定输入到输入端的信号的电平是抑制晶体管的增益的电平时馈送到晶体管的偏置电流; 第一输入偏置电路,被配置为产生参考电压并将所述参考电压施加到所述差分电压比较器的一个输入端; 以及第二输入偏置电路,被配置为向所述反馈量调节器电路输出的电压添加偏置电压,并且将与偏置电压相加的电压施加到所述差分电压比较器的另一个输入端。