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    • 1. 发明授权
    • Bicycle speed change operation assembly that permits speed change
operation during braking
    • 自行车变速操作组件,允许在制动期间进行变速操作
    • US5577413A
    • 1996-11-26
    • US307781
    • 1994-10-07
    • Koichi TagawaAkira NakataniToshimasa Yamazaki
    • Koichi TagawaAkira NakataniToshimasa Yamazaki
    • B62K23/04B62M25/04
    • B62M25/04B62K23/04Y10T74/20043Y10T74/20287Y10T74/20438
    • A bicycle speed change operation assembly wherein a speed change operation can be performed during a braking operation, and the speed change can be made in an optimum way in response to various running situations. The present invention provides a bicycle speed change operation assembly (6) comprising: a speed change operation member (14) supported for rotation about an axis of a handlebar (3); a cable winding member (107); a retaining mechanism (15) for holding the cable winding member at predetermined rotational positions; and a transmission mechanism (101) for transmitting rotational movement of the speed change operation member to the cable winding member; wherein the transmission mechanism includes: a transmission ring (103) connected to the cable winding member so as to be non-rotatable relative thereto, the transmission ring having an outer circumference formed with an engaging teeth portion; and an engaging pawl (110) held radially slidably between the speed change operation member and the transmission ring so as to displace radially inwardly for engagement with the engaging teeth portion in response to a rotational operation of the speed change operation member; wherein the cable winding member is rotated in either of cable pulling and cable paying out directions in response to a rotational reciprocation of the speed change operation member from a predetermined commencing point of rotation.
    • PCT No.PCT / JP94 / 00207 Sec。 371日期:1994年10月7日 102(e)日期1994年10月7日PCT 1994年2月10日PCT PCT。 公开号WO94 / 18061 日期1994年8月14日一种自行车变速操作组件,其中可以在制动操作期间执行变速操作,并且可以以各种运行情况的最佳方式进行速度变化。 本发明提供了一种自行车变速操作组件(6),其包括:变速操作构件(14),其被支撑用于围绕车把(3)的轴线旋转; 电缆缠绕构件(107); 用于将所述电缆缠绕构件保持在预定旋转位置的保持机构(15); 以及用于将变速操作构件的旋转运动传递到电缆缠绕构件的传动机构(101) 其特征在于,所述传动机构包括:传动环(103),其与所述电缆卷绕部件连接,以相对于所述传动环不能旋转;所述传动环具有形成有接合齿部分的外周; 以及接合棘爪(110),其可径向滑动地保持在所述变速操作构件和所述传动环之间,以响应于所述变速操作构件的旋转操作而径向向内移位以与所述接合齿部分接合; 其中,所述电缆卷绕构件响应于所述变速操作构件从预定的旋转开始点的旋转往复运动而以电缆牵引和电缆支撑方向中的任一个旋转。
    • 2. 发明授权
    • Bicycle speed change lever assembly
    • 自行车变速杆总成
    • US5094120A
    • 1992-03-10
    • US523549
    • 1990-05-15
    • Koichi Tagawa
    • Koichi Tagawa
    • B62M25/04
    • B62M25/04Y10T74/1553Y10T74/20043Y10T74/20287Y10T74/20438
    • The present invention provides a bicycle speed change lever assembly comprising a first lever pivotally pressed to wind up a control cable aginst a tension applied thereto, and a second lever pivotally pressed to pivotally return the first lever for paying out the control cable. The lever assembly further comprises an indexing mechanism provided between the first and second levers for holding the first lever at a selected one of stepwise pivotal positions against the cable tension. The indexing mechanism is made to have a skip preventing function for ensuring that the first lever is pivotally returned stepwise.
    • 本发明提供了一种自行车变速杆组件,其包括枢转地按压的第一杆,以便施加到其上的张力卷绕控制缆索,以及枢转地按压以枢转地返回第一杆以便支付控制绳索的第二杆。 杠杆组件还包括设置在第一和第二杠杆之间的分度机构,用于将第一杠杆保持在相对于缆索张力的逐步枢转位置中选定的一个。 分度机构具有用于确保第一杠杆被逐步地枢转地返回的跳过防止功能。
    • 4. 发明授权
    • Bicycle speed change lever assembly
    • 自行车变速杆总成
    • US4768395A
    • 1988-09-06
    • US897875
    • 1986-08-19
    • Koichi Tagawa
    • Koichi Tagawa
    • G05G1/04B62M25/04G05G5/03G05G5/06G05G11/00
    • B62M25/04Y10T74/20287Y10T74/20438Y10T74/20636
    • A bicycle speed change lever assembly comprising a fixed support shaft, a lever mount non-rotatably mounted on the support shaft, a control lever having a cylindrical boss portion rotatably mounted on the lever mount, a click ring mounted on the lever mount for co-rotation with the lever and having a plurality of differently patterned arcuate rows of clicking recesses, a non-rotatable retainer disposed on the lever mount in facing relation to the recesses of the click ring and loosely retaining steel balls in corresponding relation to the rows of clicking recesses, and a rotationally operable mode selector disposed in facing relation to a front or outward surface of the retainer and having at least one backup portion for forcing a selected one of the balls into elastic abutment with the click ring, wherein one of the differently patterned arcuate rows of clicking recesses is selected when in use.
    • 一种自行车变速杆组件,包括固定支撑轴,不可旋转地安装在支撑轴上的杆安装座,具有可旋转地安装在杠杆座上的圆柱形凸台部分的控制杆,安装在杠杆底座上的卡环, 与杠杆旋转并且具有多个不同图案的圆弧排列的点击凹槽,不可旋转的保持器,其设置在杠杆安装件上,面对着止回环的凹部,并以与排列相对应的方式松散地保持钢球 凹部和可旋转操作的模式选择器,其以保持器的前表面或外表面相对设置,并且具有至少一个支撑部分,用于迫使所选择的一个球与所述止回环弹性邻接,其中所述不同图案 使用时选择圆弧排列的凹槽。
    • 5. 发明授权
    • Bicycle speed change system, bicycle speed change method and bicycle
speed change operation assembly
    • 自行车变速系统,自行车变速方式和自行车变速操作装置
    • US5421219A
    • 1995-06-06
    • US84281
    • 1993-07-08
    • Koichi TagawaYoshihisa Iwasaki
    • Koichi TagawaYoshihisa Iwasaki
    • B62K23/04B62M9/06B62M9/127B62M9/137B62M25/02B62M25/04F16C1/10G05G11/00
    • B62M25/04B62K23/04Y10T74/20287Y10T74/20438
    • The following technical measure is taken to provide a bicycle speed change system or method wherein a speed change operation can be performed substantially without unhanding a handlebar and without erroneously shifting to a lower or higher speed.Specifically, the bicycle speed change system (1) comprises a front speed shifter (1a), a rear speed shifter (1b), and speed change operation assemblies respectively including cylindrical operation members (4a, 4b) rotatably supported around right and left grip portions (3a, 3b), respectively, of a handlebar (2); each of the shifters being operated by a control cable (T) which is pulled or released by rotating a corresponding one of the cylindrical operation members, wherein each of the cylindrical operation members (4a, 4b) is designed so that rotation thereof in a direction of moving its top surface rearward causes a corresponding one of the shifters (1a, 1b) to shift to a lower speed position.
    • PCT No.PCT / JP92 / 01454 Sec。 371日期:1993年7月8日 102(e)日期1993年7月8日PCT 1991年11月9日PCT公布。 出版物WO93 / 09993 日期:1993年5月27日。以下技术措施用于提供一种自行车变速系统或方法,其中可以基本上执行变速操作,而不会使车把不起重,而不会错误地转向较低或更高的速度。 具体地说,该自行车变速系统(1)包括前转速器(1a),后变速器(1b),以及分别包括围绕左右把手部分可旋转地支撑的圆筒形操作构件(4a,4b)的变速操作组件 (3a,3b); 每个变速器由控制电缆(T)操作,控制电缆(T)通过旋转相应的一个圆筒形操作构件而被拉动或释放,其中每个圆柱形操作构件(4a,4b)被设计成使其沿方向 使其上表面向后移动导致相应的一个换档器(1a,1b)移动到较低速度的位置。
    • 6. 发明授权
    • Bicycle speed change operation assembly
    • 自行车变速操作总成
    • US5481934A
    • 1996-01-09
    • US284496
    • 1994-08-05
    • Koichi Tagawa
    • Koichi Tagawa
    • B62K23/00B62K23/04B62M25/04
    • B62M25/04B62K23/00B62K23/04Y10T74/1555Y10T74/20043Y10T74/20287Y10T74/20438Y10T74/20486
    • There is disclosed a bicycle speed change operation assembly wherein the speed change operation can be performed during the braking operation, and the speed change can be made in an optimum way in relation to various running situations.The present invention provides a bicycle speed change operation assembly comprising a first speed change operation member (14) and a second speed change operation member (103) each supported around a grip end portion of the handlebar (3) about an axis of a handlebar for rotation, a cable winding member (107) rotated in response to a rotating operation of the speed change operation members for winding or paying out a speed control cable, and a retaining mechanism (15) for holding the cable winding member at a predetermined rotational position; wherein the first speed change operation member is connected to the cable winding member for integral rotation therewith in a cable pulling direction and a cable paying out direction; whereas the second speed change operation member is connected to the cable winding member by a transmission mechanism (127) for rotating the cable winding member in the cable pulling direction or the cable paying out direction in response to rotational reciprocation of the second speed change operation member from a predetermined commencing point.
    • PCT No.PCT / JP93 / 01913 371日期:1994年8月5日 102(e)日期1994年8月5日PCT提交1993年12月27日PCT公布。 公开号WO94 / 14645 日期为1994年7月7日。公开了一种自行车变速操作组件,其中可以在制动操作期间执行变速操作,并且可以以各种运行情况的最佳方式进行速度变化。 本发明提供了一种自行车变速操作组件,其包括第一变速操作构件(14)和第二变速操作构件(103),每个第二变速操作构件(14)和第二变速操作构件(103)围绕把手(3)的把手端部围绕车把的轴线支撑, 旋转,响应于用于卷绕或支付速度控制电缆的变速操作构件的旋转操作而旋转的电缆缠绕构件(107),以及用于将电缆缠绕构件保持在预定旋转位置的保持机构(15) ; 其中所述第一变速操作构件连接到所述电缆缠绕构件,以沿着电缆牵引方向和电缆支撑方向一体地旋转; 而第二变速操作构件通过传动机构(127)连接到电缆卷绕构件,用于响应于第二变速操作构件的旋转往复运动使电缆卷绕构件沿电缆牵引方向或电缆支付方向旋转 从预定的开始点。
    • 7. 发明授权
    • Bicycle speed change operation assembly
    • 自行车变速操作总成
    • US5438889A
    • 1995-08-08
    • US211354
    • 1994-03-21
    • Koichi Tagawa
    • Koichi Tagawa
    • B62K23/04B62M25/04B62K11/14
    • B62K23/04B62M25/04Y10T74/20043Y10T74/20085Y10T74/20287Y10T74/20636
    • With an object of providing a bicycle speed change operation assembly capable of providing an overshifting function only at a speed step requiring thereof as well as generating no unnecessary engaging sound, the following technical means are provided: The bicycle speed change operation assembly includes a retaining member (34) rotatable integrally with a speed change operation member (14), an engaging member (34) engagable with the retaining member for retaining the speed change operation member at a predetermined rotational position, and a regulating member (33b) juxtaposed to one of the retaining member and the engaging member with a predetermined play relative thereto while being engagable with the other of the retaining member and the engaging member for retaining the speed change operation member at a predetermined rotational position.
    • PCT No.PCT / JP93 / 01047 Sec。 371日期1994年3月21日 102(e)1994年3月21日PCT 1994年7月26日PCT公布。 公开号WO94 / 02348 日期为1994年2月3日。目的在于提供一种能够仅在需要速度的步骤中提供过冲功能并且不产生不必要的接合声音的自行车变速操作组件,提供以下技术手段:自行车速度 变速操作组件包括与变速操作构件(14)一体地旋转的保持构件(34),与保持构件可接合的接合构件(34),用于将变速操作构件保持在预定旋转位置;调节构件 (33b)与所述保持构件和所述接合构件中的一个并排配合,并且与所述保持构件和所述接合构件中的另一个可接合,以将所述变速操作构件保持在预定旋转位置。
    • 9. 发明授权
    • Data receiver, data transmission system, and data transmitting method therefor
    • 数据接收机,数据传输系统及其数据传输方法
    • US06681363B1
    • 2004-01-20
    • US09647966
    • 2000-12-12
    • Tamotsu IkedaYasunari IkedaTakahiro OkadaKoichi TagawaMoriyuki Kawaguchi
    • Tamotsu IkedaYasunari IkedaTakahiro OkadaKoichi TagawaMoriyuki Kawaguchi
    • H03M1337
    • H04L1/0057G11B20/10G11B2020/10944H03M13/1515H03M13/29H03M13/2909H03M13/35H04L1/0017H04L1/0045H04L1/005H04L1/0066
    • A data transmission system which allows received data to be decoded and reproduced in real time by simple decoding and which allows signal reproduction and recording by highly reliable error-correcting decoding, wherein a transmitter encodes transmission data by an error-correcting code enabling control of the error-correcting characteristic and the real-time characteristic at the receiving side and transmits it through a transmission line and a receiver 2a demodulates the received data by a demodulation circuit 102, decodes it by a simple decoding circuit 104 and simultaneously stores it in a storage circuit 110, demultiplexes the decoded data 105a by a demultiplexing circuit 106, and reproduces it by a reproduction circuit 123 in a form for viewing and listening by a user. A control circuit 122 obtains identification information related to the data to be recorded according to a record instruction 125, specifies the start and the end of the data to be reproduced to the storage circuit 110 and reads it, applies error-correcting decoding to it by an error-correcting decoding circuit 111, and records the demultiplexed information data 114 or data 116 reproduced by the source reproduction circuit 115 by a recording circuit 124.
    • 一种数据传输系统,其允许通过简单解码实时解码和再现接收的数据,并且允许通过高度可靠的纠错解码进行信号再现和记录,其中发送器通过纠错码对发送数据进行编码,从而能够控制 接收侧的误差校正特性和实时特性,并通过传输线发送,接收机2a通过解调电路102对接收到的数据进行解调,由简单的解码电路104进行解码,同时将其存储在存储器 电路110通过解复用电路106对解码数据105a进行解复用,并且以再现电路123以用户观看和收听的形式再现它。 控制电路122根据记录指令125获得与要记录的数据相关的识别信息,将要再现的数据的开始和结束指定到存储电路110并读取,并通过读出来对其进行纠错解码 纠错解码电路111,并通过记录电路124记录由源再现电路115再现的解复用信息数据114或数据116。