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    • 11. 发明授权
    • Cassette tape tensioning device
    • 盒式带张紧装置
    • US4532563A
    • 1985-07-30
    • US375301
    • 1982-05-05
    • Hiroo Edakubo
    • Hiroo Edakubo
    • G11B15/00G11B15/43G11B15/675
    • G11B15/43
    • A cassette tape tensioning device for a cassette tape apparatus or wherein a cassette is placed within a cassette holder which is movable between a first position for receiving the cassette and a second position, with a pair of reel shafts being arranged to engage a pair of reel hubs in the cassette holder when the holder is in the second position and with a transmitting mechanism operating to transmit movement of the holder to at least one of the reel shafts when the holder moves from the first position to the second position, with at least one of the reel shafts being rotated so that the tape recording medium is tensioned between the reel hubs.
    • 一种用于盒式磁带设备的盒式磁带张紧装置,或者其中盒式磁带放置在可在用于接收磁带盒的第一位置和第二位置之间移动的磁带盒保持器中,一对卷轴设置成啮合一对卷轴 当所述保持器处于所述第二位置时,当所述保持器处于所述第二位置并且当所述保持器从所述第一位置移动到所述第二位置时,所述传动机构用于将所述保持器的运动传递到所述至少一个所述卷轴, 的卷轴旋转,使得带式记录介质在卷轴毂之间张紧。
    • 13. 发明授权
    • Rotating head type reproducing apparatus
    • 旋转头型重放装置
    • US4991031A
    • 1991-02-05
    • US145656
    • 1988-01-13
    • Nobutoshi TakayamHiroo EdakuboSusumu KozukiMasahiro TakeiKenichi Nagasawa
    • Nobutoshi TakayamHiroo EdakuboSusumu KozukiMasahiro TakeiKenichi Nagasawa
    • G11B5/592G11B15/18G11B15/467
    • G11B15/1875G11B15/4671G11B5/5922
    • A rotating head type reproducing apparatus arranged to reproduce a recorded signal by tracing, one after another, with rotating heads many recording tracks formed on a record bearing medium at a given track pitch comprises: Moving apparatus for moving the record bearing medium in a direction crossing the recording tracks; shifting apparatus for shifting the positions of the rotating heads in a direction crossing their rotation plane; means apparatus for generating a pulse signal related to the record bearing medium moving operation of the moving apparatus; apparatus for generating timing signals related to the rotation of the rotating heads; first count apparatus for counting the pulse signal, the count value of the first count apparatus being arranged to return to an initial data every time a predetermined number n of the pulse signal is counted; second count apparatus arranged to read a data corresponding to the count value of the first count apparatus at a timing related to the timing signal and to count the pulse signal; and control apparatus which forms a control signal for controlling the shifting apparatus by using the count data of the second count apparatus.
    • 一种旋转头型再现装置,被配置为通过以旋转头一个接一个地跟踪以特定的轨道间隔形成在记录载体介质上的多个记录轨道来再现记录信号包括:用于沿记录方向交叉的方向移动记录载体介质的移动装置 录音轨; 用于使旋转头的位置沿与其旋转平面交叉的方向移动; 用于产生与移动装置的记录承载介质移动操作相关的脉冲信号的装置; 用于产生与旋转头的旋转相关的定时信号的装置; 用于对脉冲信号进行计数的第一计数装置,每当计数脉冲信号的预定数量n时,第一计数装置的计数值被布置为返回到初始数据; 第二计数装置,被配置为在与定时信号相关的定时读取与第一计数装置的计数值相对应的数据,并对脉冲信号进行计数; 以及控制装置,其通过使用第二计数装置的计数数据形成用于控制换档装置的控制信号。
    • 16. 发明授权
    • Recording apparatus
    • 记录装置
    • US4638390A
    • 1987-01-20
    • US804350
    • 1985-12-03
    • Susumu KozukiKenichi NagasawaHiroo EdakuboJunichi SatoNobutoshi Takayama
    • Susumu KozukiKenichi NagasawaHiroo EdakuboJunichi SatoNobutoshi Takayama
    • G11B15/18G11B15/467G11B5/56
    • G11B15/4678G11B15/1875
    • A recording apparatus for recording an information signal on a record bearing medium comprises recording means for recording the information signal on the record bearing medium, instruction means for producing an instruction to stop a recording operation, stopping means for bringing the recording operation to a stop in response to the instruction of the instruction means, pilot signal generating means for generating pilot signals of frequencies differing from each other in a first generating pattern one after another, control means for controlling the pilot signal generating means to generate the pilot signals in a second generating pattern in response to the instruction of the instruction means, and superimposing means for superimposing upon the information signal the pilot signals generated by the pilot signal generating means.
    • 用于在记录承载介质上记录信息信号的记录装置包括用于将信息信号记录在记录载体介质上的记录装置,用于产生停止记录操作的指令的指令装置,用于使记录操作停止的停止装置 响应于指令装置的指令,导频信号产生装置,用于产生一个接一个地以第一产生模式彼此不同的频率的导频信号;控制装置,用于控制导频信号产生装置在第二产生中产生导频信号 响应于指令装置的指令的模式,以及叠加装置,用于将由导频信号产生装置产生的导频信号叠加在信息信号上。
    • 18. 发明授权
    • Rotary head drum having a connecting member for providing electrical
conduction
    • 旋转头鼓具有用于提供导电的连接构件
    • US5483401A
    • 1996-01-09
    • US260686
    • 1994-06-16
    • Toshihiko NakajimaHiroo EdakuboKiyoshi Kumagai
    • Toshihiko NakajimaHiroo EdakuboKiyoshi Kumagai
    • G11B5/53H01F38/12G11B5/21
    • H01F38/12G11B5/53
    • In a recording or reproducing apparatus arranged to carry out recording or reproduction of a signal while keeping a magnetic tape wrapped around a rotary head drum equipped with a head, the upper cylinder of the rotary head drum is provided with a rotor core which constitutes part of a rotary transformer for carrying out signal exchange between the head and an external circuit. An elastically deformable contact is held by a holder secured to the rotor core, and includes a plurality of conductive portions, each conducting electricity between opposed faces of the elastically deformable contact, and a cutout defined in a middle portion thereof. The elastically deformable contact is pressed from opposed sides between a conductive pattern connected to the magnetic head and a conductive pattern connected to the rotor core so that it can be brought into pressure contact with both of the conductive patterns, thereby providing electrical conduction between the head and the rotor core.
    • 在被设置为执行记录或再现信号的记录或再现装置中,同时保持磁带缠绕在装备有磁头的旋转磁头鼓的周围,旋转磁头鼓的上部气缸设置有转子磁芯,该转子磁芯构成 用于在头部和外部电路之间执行信号交换的旋转变压器。 可弹性变形的触点由固定在转子芯上的保持架保持,并且包括多个导电部分,每个导电部分在可弹性变形触点的相对面之间导电,并且在其中间部分限定切口。 可弹性变形的接触件从连接到磁头的导电图案与连接到转子芯的导电图案之间的相对侧按压,使得其可以与两个导电图案压力接触,从而提供头部之间的导电 和转子铁芯。
    • 20. 发明授权
    • Tracking control information signal recording device
    • 跟踪控制信息信号记录设备
    • US5089919A
    • 1992-02-18
    • US671663
    • 1991-03-19
    • Susumu KozukiKenichi NagasawaHiroo EdakuboUnichi SatoNobutoshi Takayama
    • Susumu KozukiKenichi NagasawaHiroo EdakuboUnichi SatoNobutoshi Takayama
    • G11B15/18G11B15/467
    • G11B15/1875G11B15/4678
    • An information signal recording apparatus arranged to form a recording track on a recording medium by recording an information signal on the recording medium, in which the information signal is recorded on the recording medium in such state that a first tracking control signal, for effecting a first tracking operation during reproduction, is superimposed thereon, in the case where a stop of the recording track forming operation is not instructed, and the information signal is recorded on said recording medium in such state that a second tracking control signal, for effecting a second tracking operation during reproduction, is superimposed on the information signal, depending upon a timing when the stop of the recording track forming operation is instructed, whereby a position where the first tracking operation becomes impossible on the way of effecting the first tracking operation during reproduction is detected, so that a position of the step of the recording track forming operation on the recording medium can be easily detected.
    • 一种信息信号记录装置,被配置为通过在记录介质上记录信息信号而在记录介质上形成记录轨道,其中信息信号被记录在记录介质上,在第一跟踪控制信号的状态下,用于执行第一 在没有指示记录轨道形成操作的停止的情况下,在再现期间的跟踪操作被叠加在信息信号被记录在所述记录介质上的状态下,用于执行第二跟踪 根据指示记录轨道形成操作的停止的定时,再现期间的操作被叠加在信息信号上,从而检测在再现期间执行第一跟踪操作的途中不可能进行第一跟踪操作的位置 ,使得记录轨道形成操作的步骤的位置o 可以容易地检测记录介质。