Hearing protection process and device
    1.
    发明授权
    Hearing protection process and device 失效
    听力保护过程和装置

    公开(公告)号:US08607921B2

    公开(公告)日:2013-12-17

    申请号:US13140309

    申请日:2009-12-16

    IPC分类号: H04R25/00

    摘要: A hearing protection process comprises (a) providing at least one hearing protection device comprising at least one sound barrier comprising at least one substantially periodic array of structures disposed in a first medium having a first density, the structures being made of a second medium having a second density different from the first density, wherein one of the first and second media is a viscoelastic medium having a speed of propagation of longitudinal sound wave and a speed of propagation of transverse sound wave, the speed of propagation of longitudinal sound wave being at least about 30 times the speed of propagation of transverse sound wave, and wherein the other of the first and second media is a viscoelastic or elastic medium; and (b) interposing the hearing protection device between an acoustic source and an acoustic receiver in the form of a human ear.

    摘要翻译: 听力保护过程包括(a)提供至少一个听力保护装置,其包括至少一个声屏障,其包括设置在具有第一密度的第一介质中的结构的至少一个基本上周期性的阵列,所述结构由具有第一介质的第二介质制成, 第二密度不同于第一密度,其中第一和第二介质中的一个是具有纵向声波的传播速度和横向声波的传播速度的粘弹性介质,纵向声波的传播速度至少为 是横向声波的传播速度的约30倍,其中第一和第二介质中的另一个是粘弹性或弹性介质; 和(b)将听觉保护装置插入在声源和声耳形式的声音接收器之间。

    HEARING PROTECTION PROCESS AND DEVICE
    2.
    发明申请
    HEARING PROTECTION PROCESS AND DEVICE 失效
    听觉保护过程和设备

    公开(公告)号:US20110253153A1

    公开(公告)日:2011-10-20

    申请号:US13140309

    申请日:2009-12-16

    IPC分类号: A61F11/14 A61F11/06

    摘要: A hearing protection process comprises (a) providing at least one hearing protection device comprising at least one sound barrier comprising at least one substantially periodic array of structures disposed in a first medium having a first density, the structures being made of a second medium having a second density different from the first density, wherein one of the first and second media is a viscoelastic medium having a speed of propagation of longitudinal sound wave and a speed of propagation of transverse sound wave, the speed of propagation of longitudinal sound wave being at least about 30 times the speed of propagation of transverse sound wave, and wherein the other of the first and second media is a viscoelastic or elastic medium; and (b) interposing the hearing protection device between an acoustic source and an acoustic receiver in the form of a human ear.

    摘要翻译: 听力保护过程包括(a)提供至少一个听力保护装置,其包括至少一个声屏障,其包括设置在具有第一密度的第一介质中的结构的至少一个基本上周期性的阵列,所述结构由具有第一介质的第二介质制成, 第二密度不同于第一密度,其中第一和第二介质中的一个是具有纵向声波的传播速度和横向声波的传播速度的粘弹性介质,纵向声波的传播速度至少为 是横向声波的传播速度的约30倍,其中第一和第二介质中的另一个是粘弹性或弹性介质; 和(b)将听觉保护装置插入在声源和声耳形式的声音接收器之间。

    Sound barrier for audible acoustic frequency management
    6.
    发明授权
    Sound barrier for audible acoustic frequency management 有权
    声音音频管理声屏障

    公开(公告)号:US08132643B2

    公开(公告)日:2012-03-13

    申请号:US12746967

    申请日:2008-12-16

    IPC分类号: B64F1/26

    CPC分类号: G10K11/165

    摘要: A sound barrier comprises a substantially periodic array of structures disposed in a first medium having a first density, the structures being made of a second medium having a second density different from the first density, wherein one of the first and second media is a viscoelastic medium having a speed of propagation of longitudinal sound wave and a speed of propagation of transverse sound wave, the speed of propagation of longitudinal sound wave being at least about 30 times the speed of propagation of transverse sound wave, and wherein the other of the first and second media is a viscoelastic or elastic medium.

    摘要翻译: 声屏障包括设置在具有第一密度的第一介质中的基本周期性结构的阵列,该结构由具有不同于第一密度的第二密度的第二介质制成,其中第一和第二介质之一是粘弹性介质 具有纵向声波的传播速度和横向声波的传播速度,纵向声波的传播速度至少为横向声波的传播速度的30倍,其中第一和第二声波的另一个 第二种介质是粘弹性或弹性介质。

    SOUND BARRIER FOR AUDIBLE ACOUSTIC FREQUENCY MANAGEMENT
    7.
    发明申请
    SOUND BARRIER FOR AUDIBLE ACOUSTIC FREQUENCY MANAGEMENT 有权
    用于可听声音频率管理的声音障碍

    公开(公告)号:US20100288580A1

    公开(公告)日:2010-11-18

    申请号:US12746967

    申请日:2008-12-16

    IPC分类号: G10K11/16

    CPC分类号: G10K11/165

    摘要: A sound barrier comprises a substantially periodic array of structures disposed in a first medium having a first density, the structures being made of a second medium having a second density different from the first density, wherein one of the first and second media is a viscoelastic medium having a speed of propagation of longitudinal sound wave and a speed of propagation of transverse sound wave, the speed of propagation of longitudinal sound wave being at least about 30 times the speed of propagation of transverse sound wave, and wherein the other of the first and second media is a viscoelastic or elastic medium.

    摘要翻译: 声屏障包括设置在具有第一密度的第一介质中的基本周期性结构的阵列,该结构由具有不同于第一密度的第二密度的第二介质制成,其中第一和第二介质之一是粘弹性介质 具有纵向声波的传播速度和横向声波的传播速度,纵向声波的传播速度至少为横向声波的传播速度的30倍,其中第一和第二声波的另一个 第二种介质是粘弹性或弹性介质。

    Transportation vehicle sound insulation process and device
    8.
    发明授权
    Transportation vehicle sound insulation process and device 有权
    运输车辆隔音过程及装置

    公开(公告)号:US08276709B2

    公开(公告)日:2012-10-02

    申请号:US13140577

    申请日:2009-12-16

    IPC分类号: E04B1/82

    CPC分类号: B60R13/08 Y10T29/49826

    摘要: A sound insulation process comprises (a) providing at least one sound insulation device comprising at least one sound barrier comprising at least one substantially periodic array of structures disposed in a first medium having a first density, the structures being made of a second medium having a second density different from the first density, wherein one of the first and second media is a viscoelastic medium having a speed of propagation of longitudinal sound wave and a speed of propagation of transverse sound wave, the speed of propagation of longitudinal sound wave being at least about 30 times the speed of propagation of transverse sound wave, and wherein the other of the first and second media is a viscoelastic or elastic medium; and (b) interposing the sound insulation device between an acoustic source area and an acoustic receiving area of a transportation vehicle.

    摘要翻译: 隔音工艺包括(a)提供至少一个隔音装置,其包括至少一个隔音屏障,包括设置在具有第一密度的第一介质中的至少一个基本上周期性的结构阵列,该结构由具有第一介质的第二介质制成, 第二密度不同于第一密度,其中第一和第二介质中的一个是具有纵向声波的传播速度和横向声波的传播速度的粘弹性介质,纵向声波的传播速度至少为 是横向声波的传播速度的约30倍,其中第一和第二介质中的另一个是粘弹性或弹性介质; 和(b)将隔音装置插入到运输车辆的声源区域和声音接收区域之间。

    Transportation Vehicle Sound Insulation Process and Device
    9.
    发明申请
    Transportation Vehicle Sound Insulation Process and Device 有权
    运输车辆隔音过程和装置

    公开(公告)号:US20110247893A1

    公开(公告)日:2011-10-13

    申请号:US13140577

    申请日:2009-12-16

    IPC分类号: B60R13/08 B23P17/04 E04B1/74

    CPC分类号: B60R13/08 Y10T29/49826

    摘要: A sound insulation process comprises (a) providing at least one sound insulation device comprising at least one sound barrier comprising at least one substantially periodic array of structures disposed in a first medium having a first density, the structures being made of a second medium having a second density different from the first density, wherein one of the first and second media is a viscoelastic medium having a speed of propagation of longitudinal sound wave and a speed of propagation of transverse sound wave, the speed of propagation of longitudinal sound wave being at least about 30 times the speed of propagation of transverse sound wave, and wherein the other of the first and second media is a viscoelastic or elastic medium; and (b) interposing the sound insulation device between an acoustic source area and an acoustic receiving area of a transportation vehicle.

    摘要翻译: 隔音工艺包括(a)提供至少一个隔音装置,其包括至少一个隔音屏障,包括设置在具有第一密度的第一介质中的至少一个基本上周期性的结构阵列,该结构由具有第一介质的第二介质制成, 第二密度不同于第一密度,其中第一和第二介质中的一个是具有纵向声波的传播速度和横向声波的传播速度的粘弹性介质,纵向声波的传播速度至少为 是横向声波的传播速度的约30倍,其中第一和第二介质中的另一个是粘弹性或弹性介质; 和(b)将隔音装置插入到运输车辆的声源区域和声音接收区域之间。