-
公开(公告)号：US20150063084A1
公开(公告)日：2015-03-05
申请号：US14471241
申请日：2014-08-28
Applicant: SEIKO INSTRUMENTS INC.
Inventor： Takuma KAWAUCHIYA , Takashi NIWA , Masahiro NAKAJIMA , Masayuki KODA
CPC classification number: G04B15/10 , G04B1/225 , G04B15/14 , G04B17/285
Abstract: There are provided a constant force device, a movement, and a mechanical timepiece which can decrease a loss of power for controlling rotation of a stop wheel & pinion. A constant force device includes an inner carriage that outputs an output torque by being rotated around a tenon of a first inner rotation body and a tenon of a second inner rotation body, a constant force spring that supplies a rotation force to the inner carriage, an outer carriage that stores a resilient force in the constant force spring by being rotated around a tenon of a first outer rotation body and a tenon of a second outer rotation body, a stop wheel & pinion that is supported to be rotatable around a stop wheel axle body in the outer carriage, and that is rotatable around the tenon of the first outer rotation body and the tenon of the second outer rotation body, and a stopper that is rotated around the tenon of the first inner rotation body and the tenon of the second inner rotation body together with the inner carriage, and that engages with the stop wheel & pinion in response to rotation of the stop wheel & pinion which is rotated around the stop wheel axle body.
Abstract translation: 提供了恒力装置，机芯和机械钟表，其可以减少用于控制止动轮和小齿轮旋转的动力损失。 恒力装置包括内托架，其通过围绕第一内旋转体和第二内旋转体的榫榫旋转而输出输出扭矩，向内滑架提供旋转力的恒力弹簧， 通过围绕第一外旋转体和第二外旋转体的榫头的榫头旋转而将恒定力弹簧中的弹力存储在外托架中;止挡轮和小齿轮被支撑成围绕止挡轮轴线可旋转 并且能够围绕第一外旋转体的榫头和第二外旋转体的榫头旋转;以及止动件，其围绕第一内旋转体的榫头和第二外旋转体的榫头旋转 内旋转体与内托架一起，并且响应于围绕止挡轮轴体旋转的止动轮和小齿轮的旋转而与止动轮和小齿轮接合。
-
公开(公告)号：US20160266547A1
公开(公告)日：2016-09-15
申请号：US15059133
申请日：2016-03-02
Applicant: SEIKO INSTRUMENTS INC.
Inventor： Takuma KAWAUCHIYA , Masahiro NAKAJIMA , Takashi NIWA , Masayuki KODA
CPC classification number: G04B15/14 , G04B1/225 , G04B15/10 , G04B15/12 , G04B17/285
Abstract: To provide an operation stabilizing mechanism, a movement, and a mechanical timepiece allowing a reduction in size while achieving an enhancement in rate precision. An operation stabilizing mechanism includes: an outer carriage and an inner carriage provided so as to be mutually rotatable; a constant-force spring provided between the outer carriage and the inner carriage and configured to impart a rotational force to the inner carriage such that the inner carriage rotates with respect to the outer carriage; a stop wheel provided on the outer carriage; and a stopper configured to perform engaging and releasing operations on the stop wheel upon the rotation of the inner carriage, wherein the rotational axis of the outer carriage and the rotation axis of the inner carriage cross each other.
Abstract translation: 提供操作稳定机构，机芯和机械钟表，能够实现尺寸的缩小，同时实现速度精度的提高。 操作稳定机构包括：外滑架和设置成可相互旋转的内滑架; 设置在所述外托架和所述内托架之间并且构造成向所述内托架施加旋转力使得所述内托架相对于所述外托架旋转的恒力弹簧; 设置在外部托架上的止动轮; 以及止动件，其构造成在所述内部托架的旋转时对所述止动轮进行接合和释放操作，其中所述外部托架的旋转轴线和所述内部托架的旋转轴线彼此交叉。
-
Patent Agency Ranking
3.发明申请公开(公告)号：US20140241134A1
公开(公告)日：2014-08-28
申请号：US14185131
申请日：2014-02-20
Applicant: SEIKO INSTRUMENTS INC.
Inventor： Takashi NIWA , Masahiro NAKAJIMA , Takuma KAWAUCHIYA , Hisashi FUJIEDA , Manabu SHINKE
CPC classification number: G04B17/222 , G04B17/063 , G04B17/20 , G04B17/22 , Y10T29/49579
Abstract: A temperature compensation-type balance includes a balance staff, and a balance wheel that has a plurality of bimetal portions which are disposed in parallel to each other in a circumferential direction around a rotational axle O of the balance staff and connection members which connect the plurality of bimetal portions and the balance staff. The bimetal portion is a layered body in which a first member and a second member are radially overlapped, and one end portion in the circumferential direction is a fixed end connected to the connection member and the other end portion in the circumferential direction is a free end. The first member is formed of a ceramic material, and the second member is formed of a metal material having a thermal expansion coefficient different from that of the first member.
Abstract translation: 温度补偿型平衡包括平衡人员和平衡轮，所述平衡轮具有多个双金属部分，所述双金属部分围绕所述平衡工作人员的旋转轴O在周向方向彼此平行地设置，并且连接构件连接所述多个 双金属部分和平衡工作人员。 双金属部分是第一部件和第二部件径向重合的层叠体，圆周方向的一个端部是连接到连接部件的固定端部，另一个端部部分在圆周方向上是自由端 。 第一构件由陶瓷材料形成，第二构件由具有与第一构件的热膨胀系数不同的热膨胀系数的金属材料形成。
-
4.发明申请公开(公告)号：US20140185418A1
公开(公告)日：2014-07-03
申请号：US14097300
申请日：2013-12-05
Applicant: SEIKO INSTRUMENTS INC.
Inventor： Masahiro NAKAJIMA , Takashi NIWA , Takuma KAWAUCHIYA
IPC: G04B15/06
Abstract: There is provided a balance which includes a balance staff which is pivotally supported rotatably; and a balance wheel which is arranged around the balance staff and in which one end portion is a fixed end portion fixed to a connection arm which is radially connected to the balance staff and the other end portion is a free end portion which can be radially deformed. The balance wheel has a first rim which is connected to the connection arm and a second rim which is arranged to be overlapped with the first rim and formed of a material having a linear expansion coefficient different from the first rim, and the first rim and the second rim are bonded together by using a melting portion in which respective materials thereof are melted.
Abstract translation: 提供了一种天平，其包括可旋转地枢转地支撑的平衡工作人员; 以及平衡轮，其配置在所述平衡工作人员的周围，并且其一端部固定在固定于连接臂上的固定端部，所述固定端部径向地连接到所述平衡杆，所述另一端部是能够径向变形的自由端部 。 摆轮具有连接到连接臂的第一边缘和与第一边缘重叠并且由具有不同于第一边缘的线膨胀系数的材料形成的第二边缘，并且第一边缘和 第二边缘通过使用其各自材料熔化的熔化部分结合在一起。
-
公开(公告)号：US20170212475A1
公开(公告)日：2017-07-27
申请号：US15407072
申请日：2017-01-16
Applicant: SEIKO INSTRUMENTS INC.
Inventor： Takashi NIWA , Takuma KAWAUCHIYA , Masahiro NAKAJIMA
CPC classification number: G04B37/081 , G04B21/06 , G04B21/08 , G04B37/0075
Abstract: A timepiece which can secure a sufficient waterproof performance and which can transmit sound from a sound source efficiently to the exterior is provided. The timepiece is equipped with a movement, a timepiece case accommodating the movement, and a hollow structure portion having a connection proximal portion directly or indirectly in contact with the movement. The hollow structure portion is formed such that a space defined between itself and the timepiece case is of a hermetic structure. The inner space of the hollow structure portion communicates with the external space via an external opening of the timepiece case.
-
公开(公告)号：US20150185700A1
公开(公告)日：2015-07-02
申请号：US14573104
申请日：2014-12-17
Applicant: SEIKO INSTRUMENTS INC.
Inventor： Takuma KAWAUCHIYA , Takashi NIWA , Masahiro NAKAJIMA
CPC classification number: G04B17/063 , G04B17/06 , G04B18/006
Abstract: To provide a timepiece balance with hairspring capable of changing the moment of inertia of the balance wheel without involving generation of a one-sidedness in weight. There is provided a balance with hairspring including a balance staff, and a balance wheel arranged around the balance staff, wherein there are provided a first rim constituting the balance wheel and having a guide portion configured to vary in the distance from the balance staff in correspondence with a peripheral direction around the balance staff, an elastic portion arranged so as to be slidable along the guide portion and capable of elastic deformation in the radial direction around the balance staff, and a second rim having a plurality of weight portions arranged in the peripheral direction.
Abstract translation: 为了提供能够改变摆轮惯性矩的游丝的时计平衡，而不涉及产生单侧重量。 提供了包括平衡人员的游丝的平衡以及围绕平衡工作人员布置的摆轮，其中设置有构成摆轮的第一边缘，并且具有引导部分，该引导部分构造成与对应的平衡工作人员的距离变化 具有围绕平衡工作人员的周边方向，弹性部分布置成沿着引导部分可滑动并且能够围绕平衡人员在径向方向上弹性变形，以及第二边缘，其具有布置在周边的多个重量部分 方向。
-
公开(公告)号：US20150063083A1
公开(公告)日：2015-03-05
申请号：US14471251
申请日：2014-08-28
Applicant: SEIKO INSTRUMENTS INC.
Inventor： Takuma KAWAUCHIYA , Takashi NIWA , Masahiro NAKAJIMA , Masayuki KODA
CPC classification number: G04B17/285 , G04B1/225
Abstract: Provision of an operation stabilization mechanism, a movement, and a mechanical timepiece capable of stabilizing the operation of the balance with hairspring while preventing a change in the oscillation cycle of the balance with hairspring due to the gravitational force even in the case where a constant-force device is provided. An operation stabilization mechanism includes: an outer carriage 33 to which a drive force of a train wheel is transmitted and which is rotatably supported with respect to a main plate; an inner carriage 34 rotatably supported with respect to the outer carriage 33; a constant-force spring provided between the outer carriage 33 and the inner carriage 34 and imparting a rotational force to the inner carriage 34 so that the inner carriage 34 may rotate with respect to the outer carriage 33; and an escapement mechanism 102 mounted in the inner carriage 34 and configured to be driven through rotation of the inner carriage 34.
Abstract translation: 提供一种操作稳定机构，机芯和机械钟表，其能够在防止由于重力引起的游丝的平衡的振荡周期的变化的同时稳定游丝的平衡的运行， 提供强制装置。 操作稳定机构包括：传动轮系的驱动力并相对于主板可旋转地支撑的外侧托架33; 相对于外托架33可旋转地支撑的内托架34; 设置在外托架33和内托架34之间的恒力弹簧，并向内托架34施加旋转力，使得内托架34可相对于外托架33旋转; 以及安装在内托架34中并构造成通过内托架34的旋转而被驱动的擒纵机构102。
-
-
-
-
-
-
Search Results
7
records
(took 0.012 seconds)
