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    • 4. 发明申请
    • DYNAMIC MECHANICAL ANALYZER AND SAMPLE FIXTURES
    • 动态机械分析仪和样品设备
    • WO2015094676A3
    • 2015-11-12
    • PCT/US2014068493
    • 2014-12-04
    • WATERS TECHNOLOGIES CORP
    • DANLEY ROBERT L
    • G01L3/02G01N3/20
    • G01B11/16G01L1/2206G01L3/101
    • A dynamic mechanical analyzer and a sample fixture for a dynamic mechanical analyzer that attaches fixed clamps in the sample fixture to a rigid frame using mounts that are compliant in the direction perpendicular to the sample displacement but which at the same time are resistant to rotation about the transverse direction of the sample. The compliant mounts include a pair of flexures that are attached to each fixed clamp and to the frame of the sample fixture. In an embodiment, the pair of flexures are thin flat members such that each pair constitutes two parallel leaf springs. The flexures flex to allow the fixed clamps to move perpendicularly to the sample displacement, but at the same time prevent rotation of the fixed clamps.
    • 动态机械分析仪和用于动态机械分析仪的样品固定器,其将样品固定器中的固定夹具附接到刚性框架,其使用在垂直于样品位移的方向上顺应的安装件,但是同时抵抗围绕 样品的横向。 柔性安装件包括连接到每个固定夹具和样品夹具框架的一对挠曲件。 在一个实施例中,该对挠性件是薄平的构件,使得每一对构成两个平行的板簧。 弯曲部弯曲以允许固定夹具垂直于样品位移移动,但同时防止固定夹具旋转。
    • 6. 发明申请
    • TORQUE MEASURING DEVICE WITH REDUNDANT TORQUE TRANSMISSION PATHS AND FAIL-SAFE MECHANISM
    • 具有冗余扭矩变速箱和失效安全机构的扭矩测量装置
    • WO2009155049A2
    • 2009-12-23
    • PCT/US2009/045469
    • 2009-05-28
    • KOP-FLEX, INC.SAKERS, Charles, A.MEIER, William, R.
    • SAKERS, Charles, A.MEIER, William, R.
    • G01L3/02G01L3/00
    • G01L3/1428
    • A torque transferring and monitoring device includes a coupling having a hub portion, a first rim portion, a first set of spokes radially extending between the hub portion and the first rim portion, a second rim portion spaced apart from the first rim portion and a second set of spokes radially extending between the hub portion and the second rim portion. The second set of spokes are axially spaced apart from the first set of spokes. A plurality of pins are fixed to the first rim portion. Each pin has a portion positioned in an aperture formed in the second rim portion. The pin is clear of the second rim portion when the coupling is in an unloaded state. The pin engages the second rim portion to transfer load between the first and second rim portions when a torque exceeding a predetermined magnitude is transferred through the coupling.
    • 扭矩传递和监测装置包括:联接器,其具有轮毂部分,第一轮辋部分,在轮毂部分和第一轮辋部分之间径向延伸的第一组轮辐,与第一轮辋部分间隔开的第二轮辋部分和第二轮辋部分 在轮毂部分和第二轮辋部分之间径向延伸的辐条组。 第二组辐条与第一组辐条轴向隔开。 多个销被固定到第一边缘部分。 每个销具有位于形成在第二边缘部分中的孔中的部分。 当联轴器处于卸载状态时,该销已经远离第二边缘部分。 当超过预定幅度的扭矩通过联接器传递时,销接合第二边缘部分以在第一和第二边缘部分之间传递载荷。
    • 7. 发明申请
    • MAGNETOELASTIC LOAD CELL
    • 磁性载体电池
    • WO00063662A1
    • 2000-10-26
    • PCT/US2000/006450
    • 2000-04-10
    • G01L1/12G01L3/10G01L3/02
    • G01L1/125
    • A magnetoelastic load cell for providing an output signal indicative of a force applied to the load cell comprises a magnetoelastically active, ferromagnetic, magnetostrictive disk-shaped member having upper and lower surfaces and comprising a central hub, an annular rim and at least two slots formed therebetween for defining at least two generally spiral-shaped spokes extending between the upper and lower surfaces, each of the spokes traversing approximately 360 DEG between its origin at the hub and its termination at the rim. The spokes are magnetically polarized in a single circumferential direction and possess sufficient magnetic anisotropy to return the magnetization in the spokes, following the application of a force to the load cell, to the single circumferential direction when the applied force is reduced to zero. Magnetic field sensor means are mounted proximate to the member to sense the magnitude of the magnetic field produced by the member in response to the applied force. The member is formed of a polycrystalline material wherein at least 50 % of the distribution of local magnetizations lie within a 90 DEG quadrant symmetrically disposed around the single circular direction and has a coercivity sufficiently high that the field arising from the member does not magnetize proximate regions of the member to give rise to parasitic magnetic fields which are of sufficient strength to destroy the usefulness, for force sensing purposes, of the net magnetic field seen by the magnetic field sensor means.
    • 用于提供指示施加到测力传感器的力的输出信号的磁弹性测力传感器包括具有上表面和下表面的磁弹性有源铁磁性磁致伸缩盘形构件,并且包括中心毂,环形边缘和形成的至少两个槽 在它们之间用于限定在上表面和下表面之间延伸的至少两个大致螺旋形的辐条,每个辐条在轮毂的起点和轮辋端部之间横穿大约360°。 轮辐在单个圆周方向上被磁极化,并且当施加的力减小到零时,具有足够的磁各向异性,以在向负载传感器施加力之后将辐条中的磁化返回到单个圆周方向。 磁场传感器装置靠近构件安装,以响应于所施加的力来感测由构件产生的磁场的大小。 该构件由多晶材料形成,其中至少50%的局部磁化分布位于围绕单一圆形方向对称设置的90°象限内,并具有足够高的矫顽力,使得由构件产生的场不会磁化近邻区域 以产生具有足够强度的寄生磁场,以破坏由磁场传感器装置看到的净磁场的用于力感测的目的。
    • 8. 发明申请
    • COMPRESSIVE VILLARI EFFECT SEATBELT TENSION SENSOR
    • 压缩式VILLARI效应西装张力传感器
    • WO9935476A8
    • 1999-09-16
    • PCT/US9827897
    • 1998-12-31
    • AUTOMOTIVE SYSTEMS LAB
    • O'BOYLE MICHAEL E
    • B60R21/01B60R21/015B60R22/48G01L5/10G01L3/02G01N3/00
    • G01L5/108B60R21/0155G01L5/10G01L5/102G01L5/103
    • A Villari effect seatbelt tension sensor (10) comprises a sensor housing (30) having a sensor chamber (32) therein. A first end (34) of the sensor housing (30) has a plurality of pull rod holes (36) therein for acceptance of a plurality of pull rods (60). A Villari effect sensor (20) comprising a magnetostrictive sensor rod (22) is disposed axially within the sensor chamber (32) and abuts the first end (34) of the sensor housing (30). A plunger (40) is disposed within the sensor chamber (32) and is slidably movable therein. One end of the pull rods (60) is secured to the plunger (40). A spring (50) is disposed between the plunger (40) and a second end (26) of the sensor rod (22) to bias the sensor rod (22) toward the first end (34) of the sensor housing (30).
    • 维拉里效应安全带张力传感器(10)包括其中具有传感器室(32)的传感器壳体(30)。 传感器壳体(30)的第一端(34)在其中具有多个拉杆孔(36),用于接纳多个拉杆(60)。 包括磁致伸缩传感器杆(22)的维拉里效应传感器(20)轴向地设置在传感器室(32)内并邻接传感器壳体(30)的第一端(34)。 柱塞(40)设置在传感器室(32)内并可滑动地移动。 拉杆(60)的一端固定到柱塞(40)上。 弹簧(50)设置在活塞(40)和传感器杆(22)的第二端(26)之间,以将传感器杆(22)偏压到传感器壳体(30)的第一端(34)。
    • 10. 发明申请
    • 밸브 패킹 조임력 조절 장치 및 방법
    • WO2022154171A1
    • 2022-07-21
    • PCT/KR2021/003746
    • 2021-03-26
    • (주)수산인더스트리
    • 류호근김재형임태묵
    • F16K41/00F16K37/00G01L5/00G01L3/02
    • 본 발명은 밸브 패킹 조임력 조절 장치 및 방법에 관한 것이다. 본 발명의 일 실시예에 따른 밸브 패킹 조임력 조절 장치는, 유입구와 배출구를 연결하는 관로가 형성된 밸브 몸체와, 밸브 몸체의 내부에서 왕복 이동할 때에 관로를 선택적으로 개폐하는 밸브 스템과, 밸브 스템을 왕복 구동시키는 밸브 액츄에이터와, 밸브 스템과 밸브 몸체 사이의 기밀을 유지하는 밸브 패킹 및 밸브 패킹을 밸브 스템의 축 방향으로 가압하기 위한 글랜드(Gland)를 포함하는 밸브 조립체의 밸브 패킹 조임력 조절 장치에 있어서, 밸브 스템이 왕복 구동되는 동안, 글랜드에 구비된 복수의 글랜드 스터드(Gland stud) 각각의 패킹 조임력을 측정하는 조임력 측정부; 조임력 측정부에서 측정된 패킹 조임력과 미리 설정된 기준 값을 비교하여, 밸브 패킹의 기밀 상태를 유지하기 위해 복수의 글랜드 스터드 각각에 체결된 복수의 글랜드 너트(Gland nut) 각각을 회전시키기 위한 토크 값 및 회전량을 산출하는 조임력 산출부; 및 복수의 글랜드 너트 각각에 결합되며, 조임력 산출부에서 산출된 토크 값 및 회전량에 따라 복수의 글랜드 너트를 회전시켜 복수의 글랜드 스터드 각각의 패킹 조임력을 조절하는 조임력 조절부를 포함하는 것을 특징으로 한다.