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    • 1. 发明专利
    • Minimum-error camera and iterative calculation method for three-dimensional position by general inverse matrix
    • 一般反相矩阵三维位置的最小误差相机和迭代计算方法
    • JP2005062147A
    • 2005-03-10
    • JP2003332458
    • 2003-08-19
    • Hiroyasu Sakamoto博康 坂本
    • SAKAMOTO HIROYASU
    • G01B11/00G06T1/00
    • PROBLEM TO BE SOLVED: To provide an iterative calculation method for calculating, as accurately as possible, the position of an object point in a three-dimensional space from multiple two-dimension images within the range of linear calculation processings.
      SOLUTION: The iterative three-dimensional position calculation method uses a series of general inverse matrices, composed of weighted matrix and the matrix of a linear affine camera model. The affine camera model is precisely adjusted to provide a minimum error to the image from an actual imaging camera. The calculation accuracy is improved, by taking the spatial relation of linear distortion components appearing in the image which is actually imaged, by having the relationship calculated at the same time, and also without relying on the object coordinates which have been used before for the weighted matrix.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种迭代计算方法,用于尽可能准确地计算线性计算处理范围内的多个二维图像的三维空间中的对象点的位置。 解决方案:迭代三维位置计算方法使用由加权矩阵和线性仿射相机模型的矩阵组成的一系列通用逆矩阵。 仿射相机模型被精确调整,以从实际成像相机向图像提供最小误差。 通过使实际成像的图像中出现的线性失真分量的空间关系具有同时计算的关系,并且还不依赖于之前已被使用的加权的对象坐标,提高了计算精度 矩阵。 版权所有(C)2005,JPO&NCIPI
    • 2. 发明专利
    • Curvilinear surface tension measurement method
    • 曲面张力测量方法
    • JP2004117335A
    • 2004-04-15
    • JP2002319034
    • 2002-09-27
    • Hiroyasu Sakamoto坂本 博康
    • SAKAMOTO HIROYASU
    • G01N13/02
    • PROBLEM TO BE SOLVED: To raise accuracy and speed of a curvilinear surface tension measurement method using image processing.
      SOLUTION: The curvilinear surface tension measurement method measures a surface tension by applying a curve of a liquid-drop shape generated by theoretical calculations to an image formed by imaging a suspended liquid drop or a still liquid drop, in such a manner as to include the minimum error. In this method, a contour position determination method, in which a maximum likelihood estimation method known in statistics is used. For effectively and highly accurately obtaining a curve application error between the liquid drop shape of the observed image and a theoretical curvilinear shape, the curve application error is measured, with respect to a curve of a polynomial interpolating a dot sequence of the liquid drop shape with the minimum error, from points on the curve of the theoretical curvilinear shape. If there is still a time before a next scheduled measurement is started, a global optimum solution is repeatedly searched for within the allowable time so as not to cause the applied curve to include a local minimum error.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提高使用图像处理的曲线表面张力测量方法的精度和速度。 解决方案:曲线表面张力测量方法通过将通过理论计算产生的液滴形状的曲线应用于通过对悬浮液滴或静止液滴进行成像而形成的图像来测量表面张力,方式如 包括最小错误。 在该方法中,使用在统计中已知的最大似然估计方法的轮廓位置确定方法。 为了有效且高度准确地获得观察图像的液滴形状与理论曲线形状之间的曲线应用误差,测量曲线应用误差,相对于将液滴形状的点序列内插多项式的曲线, 最小误差,从曲线上的理论曲线形状的点。 如果在下一个计划测量开始之前还有一段时间,则在允许的时间内重复地搜索全局最优解,以便不使应用的曲线包括局部最小误差。 版权所有(C)2004,JPO
    • 3. 发明授权
    • Friction clutch
    • 摩擦离合器
    • US06343680B1
    • 2002-02-05
    • US09517749
    • 2000-03-03
    • Naoki HakamadaMikio MatsudaJunichi OhguchiYuuichi AokiHiroyasu SakamotoNaoto AgataNaoji Konaga
    • Naoki HakamadaMikio MatsudaJunichi OhguchiYuuichi AokiHiroyasu SakamotoNaoto AgataNaoji Konaga
    • F16D27112
    • F16D27/112F16D48/04F16D48/064F16D2500/1022F16D2500/10418F16D2500/1045F16D2500/525F16D2500/70418
    • A friction clutch such as an electromagnetic clutch, in which a driving friction surface is formed on a rotor integral with a rotationally driven pulley and a driven friction surface in opposed relation to the driving friction surface is formed on an intermediate member pivotally mounted on a boss by a pin, is disclosed. When the rotor is in rotation, the armature portion of the intermediate member is attracted by an initial energizing means for generating a comparatively small force such as an electromagnetic coil so that the intermediate member is rotated around the pin. When the friction surface of the intermediate member is lightly pressed against the friction surface of the rotor, the friction force exerted tangentially to the contact surface causes the intermediate member to rotate further around the pin and generate a large force along the normal. Thus, the friction force is increased thereby making it possible to transmit a large power from the rotor to the boss through the intermediate member.
    • 摩擦离合器,例如电磁离合器,其中驱动摩擦表面形成在与旋转从动皮带轮成一体的转子和与驱动摩擦表面相对的从动摩擦表面上,该中间部件枢转地安装在凸台 通过一个针,被公开。 当转子旋转时,中间构件的电枢部分被初始激励装置吸引,用于产生比较小的力,例如电磁线圈,使得中间构件围绕销旋转。 当中间构件的摩擦表面轻轻地压靠在转子的摩擦表面上时,与接触表面相切地施加的摩擦力使得中间构件进一步围绕销旋转并沿法线产生大的力。 因此,摩擦力增加,从而使得可以通过中间构件从转子传递大功率到凸台。
    • 5. 发明授权
    • Power transmission apparatus
    • 动力传动装置
    • US6120257A
    • 2000-09-19
    • US042028
    • 1998-03-13
    • Manabu SaikiJunichi OhguchiHiroyasu SakamotoYuuichi AokiTakashi HondaMikio MatsudaToshitada NagasawaYouichi Murakami
    • Manabu SaikiJunichi OhguchiHiroyasu SakamotoYuuichi AokiTakashi HondaMikio MatsudaToshitada NagasawaYouichi Murakami
    • F04B35/00F16D7/02F16D9/00F16D43/21F16H35/10F04B49/00
    • F16D43/215
    • A power transmission apparatus which can function as a torque limiter during an overload condition. A Belleville spring is provided for generating mutual frictional engagement in areas between a flange part integral to an inner holder member, a washer, arc shaped projections of a flange part of a hub and a washer. As a result, during a normal condition of a compressor, the rotating movement of the inner holder member located adjacent to the rotating movement source is transmitted via the frictional engagement mechanism to a hub and then to a rotating shaft. Contrary to this, during an overloaded condition, a slippage is generated in the area between the washer and the arc shaped projections of the flange part of the hub as a frictional engaging area of a lower coefficient of friction. This slippage causes the washer to sink into the recess of the hub, which causes the washer to be displaced in the direction of the axis of the rotating shaft, which causes the pressing force to be reduced in the Belleville spring, resulting in a free rotating movement of the flange part.
    • 一种在过载状态下可用作转矩限制器的动力传动装置。 提供了一种贝氏弹簧,用于在与内部支架构件一体的凸缘部件,垫圈,轮毂的凸缘部分的弧形突起和垫圈之间的区域中产生相互摩擦接合。 结果,在压缩机的正常状态下,位于与旋转运动源相邻的内保持件的旋转运动经由摩擦接合机构传递到轮毂,然后传递到旋转轴。 与此相反,在过载状态下,在轮毂的凸缘部分的垫圈和弧形突起之间的区域中产生滑动,作为较低摩擦系数的摩擦接合区域。 这种滑动使得垫圈沉入轮毂的凹槽中,这使得垫圈沿着旋转轴的轴线的方向移动,这导致在Belleville弹簧中的压力减小,导致自由旋转 凸缘部分的运动。
    • 9. 发明授权
    • Electromagnetic clutch with slip ring and brush
    • 带滑环和电刷的电磁离合器
    • US6012563A
    • 2000-01-11
    • US132643
    • 1998-08-11
    • Yuuichi AokiHiroyasu SakamotoShinichi FujiyamaJunichi Ohguchi
    • Yuuichi AokiHiroyasu SakamotoShinichi FujiyamaJunichi Ohguchi
    • F16D27/06
    • F16D27/06F16D2027/008
    • In order to reduce its size of a coil-rotation type electromagnetic clutch in an axial direction and to prolong the life of its brush, a sliding current supply mechanism, which has slip rings and slidable brushes which contact the slip rings, is located inside an inner circumference of a housing boss of a compressor. The current is supplied to an electromagnetic coil via the sliding current supply mechanism. Since the sliding current supply mechanism is located in the boss, a current supply passage is formed without increasing the size of the clutch in axial direction. Thus the installation of the electromagnetic clutch in the engine room is facilitated. Furthermore, since the sliding current supply mechanism is located near the rotational center of the clutch, the life of the brush is prolonged due to the small peripheral velocity of the brush.
    • 为了减小线圈旋转型电磁离合器在轴向上的尺寸并延长其电刷的寿命,具有滑环和滑动环接触的滑动电刷的滑动电流供给机构位于 压缩机的壳体凸起的内圆周。 电流通过滑动电流供给机构供给电磁线圈。 由于滑动电流供给机构位于凸台中,因此在不增加离合器的轴向尺寸的情况下形成电流供给通道。 因此,容易将电磁离合器安装在发动机室中。 此外,由于滑动电流供给机构位于离合器的旋转中心附近,所以由于刷子的圆周速度小,刷子的寿命延长。