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1. 发明授权

US5113162A Focus magnet with separate static and dynamic control coils 失效
标题翻译：聚焦磁铁具有独立的静态和动态控制线圈
公开(公告)号：US5113162A
公开(公告)日：1992-05-12
申请号：US704875
申请日：1991-05-23
申请人： Teruo Umehara , Fumihiko Takahashi
发明人： Teruo Umehara , Fumihiko Takahashi
IPC分类号： H01F7/02 , H01J29/64
CPC分类号： H01F7/0278 , H01J29/64
摘要： A focus magnet having (a) three axially magnetized hollow cylindrical permanent magnets disposed concentrically along a center axis of a cathode ray tube such that their opposite magnetic poles face each other; (b) yokes in the form of hollow discs disposed on both sides of the permanent magnets; (c) a static control coil disposed inside a center permanent magnet; (d) a horizontal dynamic control coil disposed inside one of side permanent magnets; and (e) a vertical dynamic control coil disposed inside the other side permanent magnet, whereby electron beams passing in the cathode ray tube are converged to a small spot diameter.
摘要翻译：一种聚焦磁体，其具有（a）沿着阴极射线管的中心轴同心设置的三个轴向磁化的中空圆柱形永磁体，使得其相对的磁极彼此面对; （b）设置在永磁体两侧的中空盘形式的轭; （c）设置在中心永磁体内的静电控制线圈; （d）设置在一个侧面永磁体内的水平动态控制线圈; 和（e）设置在另一侧永磁体内部的垂直动态控制线圈，由此通过阴极射线管的电子束会聚到小的光斑直径。

2. 发明授权

US5691581A Arm assembly and voice coil motor 失效
标题翻译：手臂组合和音圈电机
公开(公告)号：US5691581A
公开(公告)日：1997-11-25
申请号：US492546
申请日：1995-06-20
申请人： Teruo Umehara , Fumihiko Takahashi
发明人： Teruo Umehara , Fumihiko Takahashi
IPC分类号： G11B21/02 , G11B5/48 , G11B21/16 , H02K33/18 , H02K41/035 , H02K41/00
CPC分类号： G11B5/4813 , H02K41/0358
摘要： The arm assembly includes an arm member composed of a rotatable boss member; three or more arm plates each formed from a thin, non-magnetic metal sheet and extending in parallel from one side of the boss member; a coil member fixed to the other side of the boss member such that the coil member is swingable in a magnetic gap; and a suspension member having a front end equipped with a recording/reproducing head and a rear end fixed o a free end of each arm plate; wherein pins projecting from upper and lower surfaces of the boss member are fitted into through-holes of an uppermost arm plate and a lowermost arm plate so that the uppermost and lowermost arm plates are strongly fixed to the boss member, and wherein at least one arm plate disposed between the uppermost and lowermost arm plates is integrally fixed to the boss member with a thermoplastic resin.
摘要翻译：臂组件包括由可旋转的凸起构件构成的臂构件; 三个或更多个臂板，各自由薄的非磁性金属片形成并且从所述凸起构件的一侧平行延伸; 线圈构件固定到所述凸起构件的另一侧，使得所述线圈构件能够在磁隙中摆动; 以及悬挂构件，其具有配备有记录/再现头的前端和固定在每个臂板的自由端的后端; 其中从所述凸起构件的上表面和下表面突出的销装配到最上臂板和最下臂板的通孔中，使得最上臂和最下臂板牢固地固定到凸台构件上，并且其中至少一个臂设置在最上臂和最下臂板之间的板用热塑性树脂一体地固定到凸台构件。

3. 发明授权

US5122703A Integrally molded armature for swing-type actuator 失效
标题翻译：用于旋转式执行机构的整体成型臂
公开(公告)号：US5122703A
公开(公告)日：1992-06-16
申请号：US729879
申请日：1991-07-11
申请人： Fumihiko Takahashi , Koichi Oda , Saburo Okada
发明人： Fumihiko Takahashi , Koichi Oda , Saburo Okada
IPC分类号： G11B5/55 , G11B7/085 , G11B21/08
CPC分类号： G11B21/083 , G11B5/5569 , G11B7/08576
摘要： A swing-type actuator comprising (a) a housing comprising two yokes and permanent magnets attached to the yokes with their different magnetic poles opposing each other, a magnetic gap existing between the opposing permanent magnets; and (b) a swingable arm having one end to which a movable coil is fixed and the other end to which a function member is fixed, such that the movable coil is swingable in the magnetic gap, the movable coil being integrally fixed to the arm by a hold member made of a thermoplastic resin having a modulus of 10.sup.5 kg/cm.sup.2 or more.
摘要翻译：一种摆动式致动器，包括：（a）壳体，包括两个轭和永磁体，所述两个轭和永磁体以彼此相对的不同磁极附接到所述轭，存在于相对的永磁体之间的磁隙; 和（b）可摆动臂，其一端固定有可动线圈，另一端固定有功能元件，使可动线圈在磁隙中摆动，可动线圈一体地固定在臂上由具有105kg / cm 2以上的模量的热塑性树脂制成的保持构件。

4. 发明授权

US5165090A Swing-type actuator 失效
标题翻译：摆动式执行机构
公开(公告)号：US5165090A
公开(公告)日：1992-11-17
申请号：US705068
申请日：1991-05-23
申请人： Fumihiko Takahashi , Teruo Umehara
发明人： Fumihiko Takahashi , Teruo Umehara
IPC分类号： G11B21/08
CPC分类号： G11B21/083
摘要： A swing-type actuator has (a) a housing including a pair of yokes and a permanent magnet attached to at least one of the yokes opposing each other for defining a magnetic gap therebetween; and (b) a swingable arm having at one end a hold member encompassing a movable coil, such that the hold member and movable coil have essentially the same thickness and the movable coil is swingable in the magnetic gap, the arm and the hold member being integrally formed of a thermoplastic resin having a longitudinal modulus of 30.times.10.sup.4 kg/cm.sup.2 or more.
摘要翻译：摆动式致动器具有（a）壳体，该壳体包括一对轭和固定在彼此相对的至少一个轭的永磁体，用于在它们之间形成磁隙; 和（b）可摆动臂，其一端具有围绕可动线圈的保持构件，使得保持构件和可动线圈具有基本相同的厚度，并且可动线圈可在磁隙中摆动，臂和保持构件为由纵向模量为30×10 14 kg / cm 2以上的热塑性树脂一体形成。

5. 发明授权

US5148071A Swing-type actuator with thin reinforced movable coil 失效
标题翻译：具有薄增强活动线圈的摆动式致动器
公开(公告)号：US5148071A
公开(公告)日：1992-09-15
申请号：US672436
申请日：1991-03-20
申请人： Fumihiko Takahashi
发明人： Fumihiko Takahashi
IPC分类号： G11B5/55 , H02K41/035
CPC分类号： G11B5/5521 , H02K41/0358 , Y10T29/49071
摘要： The swing-type actuator includes (a) a housing comprising a pair of yokes opposing each other and a permanent magnet attached to at least one of the yokes for defining a magnetic gap therebetween, (b) a swingable arm having one end to which a hold member encompassing a periphery of a movable coil is fixed, and the other end to which a function member is fixed, such that the movable coil is swingable in the magnetic gap, and (c) a thin non-magnetic plate adhered to at least part of a surface of the movable coil facing the permanent magnet. The hold member is made of a thermoplastic resin and molded integrally with the movable coil and the arm, and the hold member has substantially the same thickness as that of the movable coil.
摘要翻译：摆动式致动器包括（a）包括一对彼此相对的轭的壳体和附接到至少一个轭的永磁体，用于在它们之间限定磁隙，（b）可摆动臂，其一端与固定可动线圈周围的保持构件，固定有功能构件的另一端，使可动线圈在磁隙中摆动，（c）至少粘附有薄的非磁性板面向永磁体的可动线圈的表面的一部分。保持构件由热塑性树脂制成并与可动线圈和臂一体成型，并且保持构件具有与可动线圈基本相同的厚度。

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