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1. 发明授权

US5386275A Fluid-filled elastic mount having oscillating plate driven by electromagnetic means including magnet fixed to movable inner yoke member, and annular coil fixed to stationary outer yoke member 失效
标题翻译：流体填充的弹性安装件，其具有由电磁装置驱动的摆动板，该电磁装置包括固定到可动内轭构件的磁体和固定到静止外轭构件的环形线圈
公开(公告)号：US5386275A
公开(公告)日：1995-01-31
申请号：US125228
申请日：1993-09-23
申请人： Rentaro Kato , Masahiko Nagasawa
发明人： Rentaro Kato , Masahiko Nagasawa
IPC分类号： F16F13/14 , F16F13/26 , H02K33/16 , H01F1/00 , F16M1/00
CPC分类号： H02K33/16 , F16F13/1481 , F16F13/264
摘要： A fluid-filled elastic mount including an elastic body which elastically connects inner and outer support members and partially defines a fluid chamber, an oscillating plate partially defining the fluid chamber and supported by the inner support member, and an electromagnetic drive device having an inner yoke member fixed to the oscillating plate, an annular outer yoke member fixed to the outer support member, a moving permanent magnet fixed to the inner yoke member and cooperating with the yoke members to define a closed magnetic circuit, and an annular stationary coil which is disposed in an annular magnetic gap in the closed magnetic circuit and which is fixed to the outer yoke member, so that the moving permanent magnet is displaced together with the inner yoke member to thereby oscillate the oscillating plate upon energization of the annular stationary coil, while heat generated by the coil is dissipated through the outer yoke.
摘要翻译：一种流体填充的弹性支架，其包括弹性连接内部和外部支撑构件并部分地限定流体室的弹性体，部分地限定流体室并由内部支撑构件支撑的振荡板，以及具有内部轭固定到振动板的构件，固定到外部支撑构件的环形外轭构件，固定到内轭构件并与轭构件配合以限定闭合磁路的移动永磁体，以及环形固定线圈，其设置在在闭合磁路中的环形磁隙中并固定到外轭构件，使得移动永磁体与内轭构件一起移位，从而在环形固定线圈通电时振荡振荡板，同时加热由线圈产生的线圈通过外轭铁消散。

2. 发明授权

US07216858B2 Fluid-filled vibration damping device 失效
标题翻译：流体填充减振装置
公开(公告)号：US07216858B2
公开(公告)日：2007-05-15
申请号：US11057536
申请日：2005-02-14
申请人： Tetsuji Andou , Masahiko Nagasawa
发明人： Tetsuji Andou , Masahiko Nagasawa
IPC分类号： F16F5/00
CPC分类号： F16F13/105
摘要： A vibration damping device, including: first and second mounting members spaced apart from one another; an elastic body interposed between and connecting the two mounting members; a diaphragm cooperating with the elastic body to define therebetween a fluid chamber; and a partition structure including a partition member and a flexible movable plate disposed in a central opening of the partition member so as to divide the fluid chamber into primary and auxiliary fluid chambers communicating through an orifice passage, wherein the movable plate has a primary-fluid-chamber-side recess which is formed in one of opposite surfaces thereof on the side of the primary fluid chamber and an auxiliary-fluid-chamber-side groove in the other surface located on the side of the auxiliary fluid chamber so as to be positioned radially outwardly of the recess and which continuously or discontinuously extends in the circumferential direction.
摘要翻译： 1.一种减振装置，包括：彼此间隔开的第一和第二安装构件; 插入并连接两个安装构件的弹性体; 与所述弹性体协作以在其间限定流体室的隔膜; 以及分隔结构，其包括分隔构件和设置在分隔构件的中心开口中的柔性可动板，以便将流体室分隔成通过孔口通道连通的主和辅助流体室，其中可移动板具有初级流体在主流体室一侧的一个相对表面形成的室侧凹部和位于辅助流体室一侧的另一表面中的辅助流体室侧凹槽，以便被定位在凹部的径向外侧，并且在圆周方向上连续或不连续地延伸。

3. 发明授权

US6017024A Fluid-filled vibration damping device having pneumatically oscillated member partially defining auxiliary fluid chamber 失效
标题翻译：流体填充的减震装置具有部分限定辅助流体室的气动摆动部件
公开(公告)号：US6017024A
公开(公告)日：2000-01-25
申请号：US994349
申请日：1997-12-19
申请人： Atsushi Muramatsu , Masahiko Nagasawa
发明人： Atsushi Muramatsu , Masahiko Nagasawa
IPC分类号： F16F13/20 , F16F13/26 , F16F5/00
CPC分类号： F16F13/20 , F16F13/26
摘要： A fluid-filled vibration damping device including an elastic body connecting two mutually spaced-apart mounting members and partially defining a primary fluid chamber filled with a non-compressible fluid a pressure of which changes upon application of a vibrational load between the mounting members, and a movable member which partially defines an auxiliary fluid chamber filled with the non-compressible fluid and communicating with the primary fluid chamber through an orifice. The movable member is oscillated to cause a periodic pressure change of the fluid in the auxiliary fluid chamber, by a periodic change of an air pressure which is applied to a working air chamber formed on one of opposite sides of the movable member which is remote from the auxiliary fluid chamber.
摘要翻译：流体填充的减震装置，包括连接两个相互间隔开的安装构件的弹性体，并且部分地限定填充有不可压缩流体的主要流体室，其压力在安装构件之间施加振动载荷时改变;以及可动构件，其部分地限定填充有不可压缩流体的辅助流体室，并且通过孔与主流体室连通。通过施加到形成在远离可移动部件的一个相对侧的工作空气室的空气压力的周期性变化，可动部件振荡，引起辅助流体室中的流体的周期性压力变化。辅助流体室。

4. 发明申请

US20050189686A1 Fluid-filled vibration damping device 失效
标题翻译：流体填充减振装置
公开(公告)号：US20050189686A1
公开(公告)日：2005-09-01
申请号：US11057536
申请日：2005-02-14
申请人： Tetsuji Andou , Masahiko Nagasawa
发明人： Tetsuji Andou , Masahiko Nagasawa
IPC分类号： B60K5/12 , F16F13/10 , F16F13/18 , F16M9/00
CPC分类号： F16F13/105
摘要： A vibration damping device, including: first and second mounting members spaced apart from one another; an elastic body interposed between and connecting the two mounting members; a diaphragm cooperating with the elastic body to define therebetween a fluid chamber; and a partition structure including a partition member and a flexible movable plate disposed in a central opening of the partition member so as to divide the fluid chamber into primary and auxiliary fluid chambers communicating through an orifice passage, wherein the movable plate has a primary-fluid-chamber-side recess which is formed in one of opposite surfaces thereof on the side of the primary fluid chamber and an auxiliary-fluid-chamber-side groove in the other surface located on the side of the auxiliary fluid chamber so as to be positioned radially outwardly of the recess and which continuously or discontinuously extends in the circumferential direction.
摘要翻译： 1.一种减振装置，包括：彼此间隔开的第一和第二安装构件; 插入并连接两个安装构件的弹性体; 与所述弹性体协作以在其间限定流体室的隔膜; 以及分隔结构，其包括分隔构件和设置在分隔构件的中心开口中的柔性可动板，以便将流体室分隔成通过孔口通道连通的主和辅助流体室，其中可移动板具有初级流体在主流体室一侧的一个相对表面形成的室侧凹部和位于辅助流体室一侧的另一表面中的辅助流体室侧凹槽，以便被定位在凹部的径向外侧，并且在圆周方向上连续或不连续地延伸。

5. 发明授权

US06315277B1 Fluid-filled active vibration damping device including oscillating member oscillated by actuator controlled with pulse signal 有权
标题翻译：流体填充的主动减震装置包括由脉冲信号控制的致动器振荡的摆动部件
公开(公告)号：US06315277B1
公开(公告)日：2001-11-13
申请号：US09260170
申请日：1999-03-01
申请人： Masahiko Nagasawa
发明人： Masahiko Nagasawa
IPC分类号： F16F1300
CPC分类号： F16F13/264
摘要： A fluid-filled active vibration damping device for actively damping a vibration of a desired object, wherein an elastically deformable elastic body and an oscillating body partially define a fluid chamber filled with a non-compressible fluid, and the oscillating body is elastically supported by an elastic support member such that the oscillating body is oscillatable by an actuator, so as to control a pressure of the non-compressible fluid in the fluid chamber, and wherein a control device controls the actuator by applying thereto a pulse signal whose frequency corresponds to a frequency of the vibration of the desired object, and the oscillating body has a natural frequency fa which satisfies an inequality, (1/{square root over (2)})F
摘要翻译：一种用于主动地阻尼所需物体的振动的流体填充主动减振装置，其中可弹性变形的弹性体和摆动体部分地限定了填充有不可压缩流体的流体室，并且所述摆动体由弹性支撑构件，使得振动体可以由致动器振动，以便控制流体室中的不可压缩流体的压力，并且其中控制装置通过向其施加脉冲信号来控制致动器，该脉冲信号的频率对应于所需物体的振动频率，振动体具有满足不等式的自然频率fa（1 / {平方根超过（2）}）F

6. 发明授权

US6010120A Fluid-filled vibration damping device having pneumatically oscillated members partially defining primary and auxiliary fluid chambers 失效
标题翻译：流体填充的减震装置具有部分地限定主要和辅助流体室的气动摆动部件
公开(公告)号：US6010120A
公开(公告)日：2000-01-04
申请号：US993785
申请日：1997-12-18
申请人： Masahiko Nagasawa
发明人： Masahiko Nagasawa
IPC分类号： F16F13/20 , F16F13/26 , B60K5/12 , F16F9/10
CPC分类号： F16F13/26 , F16F13/20
摘要： A fluid-filled vibration damping device wherein two mutually spaced-apart mounting member are elastically connected by an elastic body, which cooperates with a first movable member to define a primary fluid chamber communicating through an orifice with an auxiliary fluid chamber partially defined by a second movable member, and the first and second movable members partially define respective mutually independent first and second working air chambers on their sides remote from the primary and auxiliary fluid chambers, and are oscillated by periodic change of air pressures in the working air chambers.
摘要翻译：流体填充的减震装置，其中两个相互间隔开的安装构件通过弹性体弹性连接，所述弹性体与第一可移动构件协作以限定通过孔连通的主要流体室，所述辅助流体室部分地由第二可移动构件，并且第一和第二可移动构件在远离主要和辅助流体室的侧面上部分地限定相互独立的第一和第二工作空气室，并且通过工作空气室中的空气压力的周期性变化而振荡。

7. 发明授权

US6105943A Active damping oscillator having non-connected shaft member and outer sleeve movable relative to each other by energization of coils 失效
标题翻译：主动阻尼振荡器具有非连接的轴构件和外套筒，通过线圈通电可相对于彼此移动
公开(公告)号：US6105943A
公开(公告)日：2000-08-22
申请号：US314377
申请日：1999-05-19
申请人： Masahiko Nagasawa
发明人： Masahiko Nagasawa
IPC分类号： F16F13/26 , F16F15/03 , H02K33/12 , F16M5/00
CPC分类号： H02K33/12 , F16F13/264 , F16F15/03
摘要： Active damping oscillator including first magnetic pole portions fixed to one of an inner shaft member and an outer sleeve, second magnetic pole portions fixed to the other of the shaft member and outer sleeve, at least one permanent magnet associated with the first magnetic pole portions, and at least one coil associated with the second magnetic pole portions, and wherein the first magnetic pole portions and the second magnetic pole portions are opposed to each other in a radial direction of the shaft member with a predetermined radial gap therebetween, and are offset from each other in an axial direction of the shaft member such that the shaft member is held in a predetermined neutral axial position by first magnetic forces of the first magnetic pole portions which act between the first and second first magnetic pole portions, in a non-energized state of at least one coil, and such that the shaft member and outer sleeve are axially moved relative to each other against the first magnetic forces by second magnetic forces which are generated upon energization of the at least one coil and which act between the first and second magnetic pole portions.
摘要翻译：主动阻尼振荡器包括固定到内轴构件和外套筒中的一个的第一磁极部分，固定到轴构件和外套筒中的另一个的第二磁极部分，与第一磁极部分相关联的至少一个永磁体，以及与所述第二磁极部相关联的至少一个线圈，并且其中所述第一磁极部和所述第二磁极部在所述轴构件的径向方向上彼此相对，并且具有预定的径向间隙，并且偏离彼此沿着轴构件的轴向方向，使得轴构件通过作用在第一和第二第一磁极部分之间的第一磁极部分的第一磁力保持在预定的中性轴向位置，处于未通电至少一个线圈的状态，并且使得轴构件和外套筒相对于第一磁体相对于彼此轴向移动所述第二磁力在所述至少一个线圈通电并且在所述第一和第二磁极部分之间作用时产生。

8. 发明授权

US5941512A Vibration damper including mass member displaceable by fluid pressure change in working chamber 失效
标题翻译：振动阻尼器，包括可通过工作室内流体压力变化而移动的质量构件
公开(公告)号：US5941512A
公开(公告)日：1999-08-24
申请号：US982340
申请日：1997-12-02
申请人： Atsushi Muramatsu , Masahiko Nagasawa , Yoshihiko Hagino
发明人： Atsushi Muramatsu , Masahiko Nagasawa , Yoshihiko Hagino
IPC分类号： F16F15/04 , F16F7/10
CPC分类号： F16F7/1017
摘要： A vibration damper including (a) an attaching member fixed to a subject member whose vibrations are damped by the vibration damping device, (b) a mass member displaceable relative to the attaching member in a vibration input direction, (c) an elastic connector elastically connecting the mass member to the attaching member and cooperating with the mass member to at least partially define a working chamber, and (d) a structure for defining a fluid passage communicating with the working chamber for changing a pressure of a fluid in the working chamber to thereby cause the mass member to be displaced relative to the attaching member in the vibration input direction.
摘要翻译： 1.一种振动阻尼器，包括：（a）固定到被振动被振动阻尼装置阻尼的对象构件的安装构件，（b）质量构件，其相对于所述安装构件在振动输入方向上移位，（c）弹性连接器将所述质量构件连接到所述附接构件并且与所述质量构件协作以至少部分地限定工作室，以及（d）用于限定与所述工作室连通的流体通道的结构，用于改变所述工作室中的流体的压力从而使得质量构件相对于安装构件在振动输入方向上移位。

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