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    • 4. 发明专利
    • Temperature-compensated balance, timepiece movement, mechanical timepiece, and method of manufacturing temperature-compensated balance
    • 温度补偿平衡,定时运动,机械时序和制造温度补偿平衡的方法
    • JP2014163785A
    • 2014-09-08
    • JP2013034704
    • 2013-02-25
    • Seiko Instruments Incセイコーインスツル株式会社
    • NIWA TAKASHINAKAJIMA MASAHIROKAWACHIYA TAKUMAFUJIEDA HISASHIARAYA MANABU
    • G04B17/22
    • PROBLEM TO BE SOLVED: To provide a temperature-compensated balance which is superior in shape accuracy, allows temperature compensation work to be stably performed as planned, is difficult to rust, and can be efficiently manufactured while being applied with excess external force (stress).SOLUTION: A temperature-compensated balance 40 includes: a balance staff 41 and a balance wheel 42 which has a plurality of bimetal parts 50 juxtaposed in a circumferential direction around an axis O of turning of the balance staff and connection members 51 connecting respective bimetal parts 50 and the balance staff. Each bimetal part 50 is a laminate where a first member 60 and a second member 61 different by thermal expansion coefficients are laminated in a radial direction, and one end part in the circumferential direction of the bimetal part 50 is a fixed end 50A connected to the connection member, and the other end in the circumferential direction is a free end 50B. The first member is formed of a ceramic material, and the second member is formed of a metal material different in thermal expansion coefficient from the first member.
    • 要解决的问题:为了提供形状精度优异的温度补偿平衡,允许按计划稳定地进行温度补偿工作,难以生锈,并且可以在施加过大的外力(应力)的情况下有效地制造, 解决方案:温度补偿平衡40包括:平衡工作人员41和平衡轮42,其具有多个双金属部件50,该多个双金属部件50围绕平衡工作人员的转动的轴线O并且连接各自的双金属件的连接构件51在圆周方向上并列 零件50和平衡工作人员。 每个双金属部件50是沿径向层压第一部件60和不同于热膨胀系数的第二部件61的层叠体,双金属部件50的圆周方向上的一个端部是连接到双金属部件50的固定端部50A 连接构件,而在圆周方向上的另一端是自由端50B。 第一构件由陶瓷材料形成,第二构件由与第一构件不同的热膨胀系数的金属材料形成。
    • 5. 发明专利
    • Balance, movement for watch, watch, and method for manufacturing balance
    • 平衡,运动手表,手表和制造平衡的方法
    • JP2014142325A
    • 2014-08-07
    • JP2013178499
    • 2013-08-29
    • Seiko Instruments Incセイコーインスツル株式会社
    • NAKAJIMA MASAHIRONIWA TAKASHIKAWACHIYA TAKUMA
    • G04B17/22G04B17/06
    • PROBLEM TO BE SOLVED: To provide a balance not required to perform the re-adjustment of a rate, and not reducing rotation balance and rotation performance, and capable of simply and highly accurately performing a temperature correction of an inertia moment, and a method for manufacturing the balance.SOLUTION: A balance 40 includes: a balance staff 41 rotatably pivoted; a balance wheel 42 whose one end is a fixed end fixed to a coupling arm 51 which is coupled to the balance staff 41 in a radial direction and the other end is a free end deformable in a radial direction. The balance wheel 42 includes: a first rim 54 located inside the radial direction and fixed to the coupling arm 51; and a second rim 55 arranged to overlap with an outer periphery of the first rim 54 and composed of a material different from that of the first rim 54 in coefficient of linear expansion. The first rim 54 and the second rim 55 are relatively restrained by a plurality of restraining parts spaced from each other.
    • 要解决的问题:为了提供进行速率重新调整而不是减小旋转平衡和旋转性能并且能够简单且高精度地执行惯性矩的温度校正的平衡,以及用于 制造余额。解决方案:平衡40包括:平衡工作人员41可旋转地枢转; 平衡轮42的一端是固定在连接臂51上的固定端,该连接臂51在径向方向上联接到平衡杆41,另一端是沿径向可变形的自由端。 摆轮42包括:位于径向方向内并固定到联接臂51的第一边缘54; 以及第二边缘55,其布置成与第一边缘54的外周边重叠,并且由不同于线膨胀系数的第一边缘54的材料构成。 第一边缘54和第二边缘55被彼此间隔开的多个限制部分相对地约束。
    • 7. 发明专利
    • Electrocasting mold
    • 电动模具
    • JP2012201973A
    • 2012-10-22
    • JP2011070543
    • 2011-03-28
    • Seiko Instruments Incセイコーインスツル株式会社
    • KISHI MATSUOSATO MIENIWA TAKASHI
    • C25D1/10
    • PROBLEM TO BE SOLVED: To provide an electrocasting mold manufactured by a photolithography method superior in a form and size, etc. of an opening part where an electrocast body is formed.SOLUTION: The electrocasting mold 1 includes a substrate 40 and a photoresist layer 5 formed on the surface of the substrate 40. The substrate 40 is formed of an ultraviolet absorbing layer 3 at least whose surface absorbs ultraviolet rays. The photoresist layer 5 has the opening part 6, and formed from an edge of the substrate 40 to the inside of the opening part 6 of the photoresist layer 5 between the surface of the substrate 40 and the surface on the surface side of the substrate 40 of the photoresist layer 5. Further, a conductive film 4 having permeability to the ultraviolet rays and conductivity is formed.
    • 要解决的问题:提供一种通过在形成电子体的开口部的形状和尺寸等优异的光刻方法制造的电铸模具。 电铸模具1包括形成在基板40的表面上的基板40和光致抗蚀剂层5.基板40由至少表面吸收紫外线的紫外线吸收层3形成。 光致抗蚀剂层5具有开口部6,从基板40的边缘到基板40的表面与基板40的表面侧的表面之间的光致抗蚀剂层5的开口部6的内侧 并且形成具有紫外线透过性和导电性的导电膜4。 版权所有(C)2013,JPO&INPIT