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    • 1. 发明授权
    • Tuning apparatus for providing tuning indication
    • 用于提供调谐指示的调谐装置
    • US4225971A
    • 1980-09-30
    • US974229
    • 1978-12-29
    • Hajime ShichijoYutaka Miyasaka
    • Hajime ShichijoYutaka Miyasaka
    • H03J1/04H03J1/06H03J5/02H04B1/06H03J5/10
    • H03J1/06H03J1/041H03J5/0272
    • Tuning apparatus which is tunable to different broadcast frequencies and including a scale provided with indicia corresponding to such broadcast frequencies and a pointer movable across the scale to indicate the particular broadcast frequency to which the tuning apparatus is tuned. The pointer is supported by a movable support which is guided by a guide shaft. A plurality of markers are slidably guided along at least one guide rail and are individually settable to desired locations adjacent the scale, thereby representing particular broadcast frequencies to which the tuning apparatus is tunable. A key also is slidable along the guide shaft with the movable support, the key being selectively operative to engage a desired one of the markers to move the engaged marker therewith as the support is moved, whereby the marker is set to a desired position by reason of its engagement with the key. Tuning circuitry having a controllable oscillator for generating an oscillating signal whose frequency is variable and determinative of the broadcast frequency to which the tuning apparatus is tuned is enabled to produce an output representing received information when the movable support is moved to an aligned position with a respective one of the markers. Thus, the tuning apparatus can be rapidly tuned to any preset broadcast frequency as represented by the particular marker with which the pointer is aligned.
    • 调谐装置可调谐到不同的广播频率,并且包括提供有与这种广播频率相对应的标记的标度,以及可跨标尺移动的指针,以指示调谐装置调谐到的特定广播频率。 指针由可由导向轴引导的可动支架支撑。 多个标记沿着至少一个导轨被可滑动地引导,并且可以独立地设置到与标尺相邻的期望位置,从而表示调谐装置可调谐的特定广播频率。 钥匙还可以沿着导向轴与可移动的支撑件滑动,该钥匙可选择性地操作以接合所需的一个标记,以随着支撑件的移动而使接合的标记物随之移动,由此,标记由于理由被设置到期望的位置 与其密切相关。 调谐电路具有可产生振荡信号的可控振荡器,该振荡信号的频率是可变的并且对调谐装置所调谐的广播频率作出决定,使得能够产生表示接收到的信息的输出,当可移动支撑件移动到相应位置时 其中一个标记。 因此,可以将调谐装置快速调谐到由指示器对准的特定标记所表示的任何预设广播频率。
    • 2. 发明授权
    • Tuning apparatus
    • 调音仪
    • US4167702A
    • 1979-09-11
    • US910222
    • 1978-05-30
    • Hajime Shichijo
    • Hajime Shichijo
    • H03J5/00H03J1/04H03J5/04H04B1/06H03J5/10
    • H03J1/041
    • A tuning apparatus includes a dial plate marked with broadcast frequencies thereon; guide shafts provided in parallel with the dial plate; a plurality of markers slidably mounted on the dial plate, with each marker representing a preset position and formed with a first engaging portion; a slidable mount member formed with leg portions slidably fitted on the guide shafts, a dial pointer extending from the leg portions to the dial plate to indicate a selected broadcast frequency and catchers or sleeves rotatably mounted on the guide shafts and formed with a second engaging portion, whereby the slidable mount member is driven by a tuning knob such that the first and second engaging portions are brought into engagement with each other in response to the rotation of the guide shafts during the preset mode of operation of the tuning apparatus.
    • 调谐装置包括在其上标有广播频率的表盘; 与表盘平行设置的导向轴; 多个标记可滑动地安装在表盘上,每个标记表示预设位置并形成有第一接合部分; 形成有可滑动地装配在引导轴上的脚部分的可滑动安装构件,从腿部延伸到表盘以指示所选广播频率的拨号指针和可旋转地安装在引导轴上并形成有第二接合部分的捕获器或套筒 由此可滑动的安装构件由调节旋钮驱动,使得第一和第二接合部分在调谐装置的预设操作模式期间响应于导向轴的旋转而彼此接合。
    • 3. 发明授权
    • Presettable tuning apparatus
    • 可调节调谐装置
    • US4298851A
    • 1981-11-03
    • US161520
    • 1980-06-20
    • Hajime ShichijoKenji YamamotoKenichi Nakazawa
    • Hajime ShichijoKenji YamamotoKenichi Nakazawa
    • H03J5/02H03J5/08H04B1/26
    • H03J5/0281
    • A presettable tuning apparatus includes a digital tuner; a source of digital signals representing radio frequencies to which the tuning apparatus is respectively tuned; an addressable memory having a plurality of sequentially addressable storage locations therein for storing selected ones of the digital signals; write-in circuitry for selectively writing the digital signals from the source into selected ones of the storage locations in the memory; a comparator circuit for comparing the digital signals stored in an adjacent pair of the sequentially addressable storage locations and providing a control signal indicating the relative values of the frequencies represented by such digital signals; and circuitry for replacing the digital signals stored in the pair of storage locations with one another when the control signal indicates that the frequency represented by the digital signal stored in the lower-address one of the pair of storage locations is higher than that represented by the signal stored in the higher-address one of the pair. The apparatus thereby automatically rearranges the particular storage locations in which the digital signals are stored so that the order of the frequencies represented thereby corresponds to the sequential order of the storage locations, notwithstanding that the digital signals can be written at random into the addressable memory.
    • 一种可调节调谐装置,包括数字调谐器; 表示调谐装置分别调谐到的频率的数字信号源; 可寻址存储器,其中具有多个可顺序寻址的存储位置,用于存储所选择的数字信号; 写入电路,用于选择性地将来自源的数字信号写入存储器中的选定存储位置; 比较器电路,用于比较存储在相邻的可顺序寻址存储位置中的数字信号,并提供指示由这种数字信号表示的频率的相对值的控制信号; 以及当所述控制信号指示存储在所述一对存储位置中的较低地址单元中的所述数字信号所表示的频率高于由所述存储位置所表示的数字信号所表示的频率时,将所述存储在所述一对存储位置中的数字信号替换的电路 信号存储在较高地址中的一对。 因此,该装置自动地重新排列其中存储数字信号的特定存储位置,使得由此表示的频率的顺序对应于存储位置的顺序,尽管数字信号可以随机地写入到可寻址存储器中。
    • 4. 发明授权
    • Remote control apparatus for presetting a tuning device to desired
stations
    • 用于将调谐装置预置到期望的站的遥控装置
    • US4184446A
    • 1980-01-22
    • US974234
    • 1978-12-29
    • Hajime ShichijoHiroshi Hosono
    • Hajime ShichijoHiroshi Hosono
    • H03J5/00H03J1/04H03J1/06G12B11/04
    • H03J1/06H03J1/041Y10T74/18848Y10T74/20207Y10T74/20244
    • Apparatus which finds particular application in a tuning device of the type which is tunable to different broadcast frequencies and which includes a scale provided with indicia corresponding to such broadcast frequencies and a pointer movable across the scale to indicate the particular broadcast frequency to which the tuning apparatus is tuned, the pointer being supported by a movable support which is guided by a guide shaft. A plurality of markers are slidably guided along at least one guide rail and are individually settable to desired locations adjacent the scale, thereby representing particular broadcast frequencies to which the tuning device is tunable. A key also is slidable along the guide shaft with the movable support, the key being selectively operative to engage a desired one of the markers to move the engaged marker therewith as the support is moved, whereby the marker is set to a desired position by reason of its engagement with the key. The apparatus includes a rotatable support for receiving and supporting the guide shaft, which shaft has a longitudinal groove therein for receiving a nub provided on the rotatable support. The rotatable support is, in turn, rotated in a support structure therefor by at least one finger which is in engagement with the rotatable support. An operating member, disposed remotely from the finger, is coupled to the finger by a flexible transmission means to move the finger; whereby the rotatable support is driven to rotate the guide shaft and, thus, the key to engage the latter with a desired marker.
    • 在可调谐到不同广播频率的类型的调谐装置中具体应用的装置,其包括提供有与这种广播频率对应的标记的标尺,以及可跨标尺移动的指针,以指示调谐装置 被指示器被由导向轴引导的可移动支撑件支撑。 多个标记物沿着至少一个导轨被可滑动地引导,并且可以独立地设置到与标尺相邻的期望位置,从而表示调谐装置可调谐的特定广播频率。 钥匙还可以沿着导向轴与可移动的支撑件滑动,该钥匙可选择性地操作以接合所需的一个标记,以随着支撑件的移动而使接合的标记物随之移动,由此,标记由于理由被设置到期望的位置 与其密切相关。 该装置包括用于接收和支撑导向轴的可旋转支撑件,该轴在其中具有用于接收设置在可旋转支撑件上的凸块的纵向凹槽。 旋转支撑件又在其支撑结构中由与可旋转支撑件接合的至少一个手指旋转。 远离手指放置的操作构件通过柔性传动装置联接到手指以移动手指; 由此驱动可旋转支撑件以使引导轴旋转,从而使键与所需的标记接合。
    • 7. 发明授权
    • Multi-band voltage variable capacitance tuner having automatic and
manual tuning operations
    • 具有自动和手动调谐功能的多频段电压可变电容调谐器
    • US4263674A
    • 1981-04-21
    • US96375
    • 1979-11-21
    • Kokichi MoriiHajime ShichijoKohei Haneishi
    • Kokichi MoriiHajime ShichijoKohei Haneishi
    • H03J5/00H01C10/04H01C10/06H01C10/38H03J1/04H03J1/06H03J5/02H04B1/26H03J3/18H03J5/32
    • H01C10/06H01C10/04H01C10/38H03J1/041H03J1/066H03J5/0218
    • A tuning apparatus includes a dial plate marked with broadcast frequencies thereon, a guide shaft provided in parallel with the dial plate, a substrate having a resistive layer thereon, the resistive layer having varying resistance values distributed therealong which correspond to the broadcast frequencies on the dial plate, the resistive layer being supplied with a DC voltage at opposite ends thereof, a plurality of markers, each slidably disposed with respect to the dial plate to indicate a predetermined broadcast frequency, and each having a first engaging portion and a first electrically conductive slide element for slidably contacting the resistive layer to detect a predetermined DC voltage in response to the location of the markers, a mounting member slidably disposed on the guide shaft in parallel with the dial plate, and including a display member extending therefrom toward the dial plate to indicate a manually selected broadcast frequency, a second electrically conductive slide element for slidably contacting the resistive layer to detect a predetermined DC voltage in response to the location of the mounting member, and a sleeve member slidably mounted on the guide shaft and including a projecting portion adapted to engage the engaging portions of the markers, and a switching circuit supplied with the DC voltages from the first and second slide elements and selectively supplying one of the DC voltages to a tuning circuit as a tuning control voltage.
    • 调谐装置包括在其上标有广播频率的拨盘,与拨盘相平行设置的引导轴,其上具有电阻层的基板,电阻层具有分布在其上的电阻值,其对应于表盘上的广播频率 电阻层在其两端被提供有直流电压,多个标记,每个标记相对于表盘可滑动地设置以指示预定的广播频率,并且每个具有第一接合部分和第一导电滑块 元件,用于与所述电阻层滑动接触以响应于所述标记的位置来检测预定的DC电压;安装构件,其与所述表盘平行地可滑动地设置在所述引导轴上,并且包括从所述表盘延伸到所述表盘的显示构件, 指示手动选择的广播频率,第二导电滑动 e元件,用于响应于所述安装构件的位置而滑动地接触所述电阻层以检测预定的DC电压;以及套筒构件,其可滑动地安装在所述引导轴上并且包括适于接合所述标记的接合部分的突出部分,以及 切换电路提供有来自第一和第二滑动元件的直流电压,并且将一个直流电压选择性地提供给调谐电路作为调谐控制电压。
    • 8. 发明授权
    • Tuning apparatus
    • 调音仪
    • US4184447A
    • 1980-01-22
    • US974235
    • 1978-12-29
    • Hajime ShichijoMasamitsu TsukataniToshihiko Kaji
    • Hajime ShichijoMasamitsu TsukataniToshihiko Kaji
    • H03J1/04H03J1/06G12B11/04
    • H03J1/06H03J1/041Y10T74/18848
    • Tuning apparatus including a scale provided with indicia corresponding to different broadcast frequencies to which the tuning apparatus is tunable and a pointer movable across the scale to indicate the particular broadcast frequency to which the tuning apparatus is tuned. The pointer is supported by a movable support which is guided by a guide shaft. A plurality of markers are slidably guided along at least one guide rail and are individually settable to desired locations adjacent the scale, thereby representing particular broadcast frequencies to which the tuning apparatus is tunable. A key removably mounted on the guide shaft is bi-directionally driven therealong by the movable support, the key being selectively operative to engage a desired one of the markers to move the engaged marker along the guide rail as the support is moved, whereby the marker is set to a desired position by reason of its engagement with the key.
    • 调谐装置包括具有对应于调谐装置可调谐的不同广播频率的标记的标尺,以及可跨越标尺移动的指针,以指示调谐装置调谐到的特定广播频率。 指针由可由导向轴引导的可动支架支撑。 多个标记沿着至少一个导轨被可滑动地引导,并且可以独立地设置到与标尺相邻的期望位置,从而表示调谐装置可调谐的特定广播频率。 可拆卸地安装在引导轴上的钥匙由可移动支撑件双向驱动,钥匙可选择性地操作以接合所需的一个标记,以在支撑件移动时沿着导轨移动所接合的标记物,由此标记 由于与钥匙的接合而被设置在所需位置。