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    • 1. 发明授权
    • Rotary slide valve for hydraulic auxiliary power steerings
    • 液压辅助动力转向旋转滑阀
    • US4848402A
    • 1989-07-18
    • US946710
    • 1986-12-04
    • Dieter ElserHelmut HetzelManfred Keller
    • Dieter ElserHelmut HetzelManfred Keller
    • B62D5/083F16K11/085F16K47/04
    • B62D5/083F16K47/045Y10T137/86654Y10T137/86662
    • A rotary valve assembly having a valve sleeve and a rotary valve core are provided with flow control grooves having control edges distributed over the peripheries for regulation of pressurized fluid. Such pressure regulation occurs at the control edges forming sets of three gaps in each rotational direction of the steering control valve. One of such gaps forms a relatively deep return flow passage that is fully opened in the neutral position of the valve assembly and two throttle gaps on opposite sides thereof that are relatively shallow for restricted return flow. Rotational displacement of the valve core initially effects pressure regulation through the intermediate deep gap within a low pressure range. Continued rotation of the rotary valve core effects pressure regulation within a high pressure range by return flow through the other gaps conducting restricted flow, to both continue pressure regulation within the high pressure range and suppress hissing noises developed in response to entry of pressurized fluid.
    • PCT No.PCT / EP86 / 00181 Sec。 一九八六年十二月四日 102(e)日期1986年12月4日PCT提交1986年3月26日PCT公布。 出版物WO86 / 06228 PCT 日本1986年10月23日。具有阀套和旋转阀芯的旋转阀组件设置有流量控制槽,其具有分布在周边上的控制边缘,用于调节加压流体。 这种压力调节发生在控制边缘,在转向控制阀的每个旋转方向上形成三组间隙。 这种间隙之一形成相对较深的回流通道,其在阀组件的中间位置处完全打开,并且在其相对侧上的两个节气门间隙对于受限回流而相对较浅。 阀芯的旋转位移最初通过中间深度间隙在低压范围内实现压力调节。 旋转阀芯的继续旋转通过返回流动通过其它间隙进行限制流动来在高压范围内实现压力调节,以在高压范围内继续压力调节,并且抑制响应加压流体进入而产生的嘶嘶声。
    • 2. 发明授权
    • Power steering control valve
    • 动力转向控制阀
    • US4029124A
    • 1977-06-14
    • US576147
    • 1975-05-09
    • Manfred KellerDieter Elser
    • Manfred KellerDieter Elser
    • B62D5/08F15B13/14
    • B62D5/08Y10T137/87177
    • There is disclosed a control valve arrangement for power steering systems having a servomotor piston which carries a piston valve constructed with a pair of reaction chambers having relief valves and communicating with each other in such a manner as to provide variable resistance against the manual force being applied to a steering wheel which actuates the piston valve. The purpose of thus effecting an automatically varying force is to impart to the vehicle driver a simulated sense of mechanical steering, i.e., simulated road resistance feel, but with a decreasing requirement of force expenditure during vehicle parking operations, or during low speed driving. The construction permits the use of simple parts in a very compact arrangement in which either reaction chamber imparts road resistance feel by being subjected only to servopump inlet pressure while the other is subjected to exhaust pressure. The unbalance of force acts on the piston valve in a direction opposite the manually impressed force. However, both reaction chambers have relief valves, biased closed, but exposed upstream to inlet pressure. Should that pressure exceed a certain limit, the reaction chamber under exhaust pressure will have an inlet pressure feed mixing with exhaust pressure to effect a force opposing the road resistance force of the other reaction chamber. Thus, manual steering effort during parking or driving at slow speeds is decreased even though servomotor pressure may increase.
    • 公开了一种用于动力转向系统的动力转向系统,该动力转向系统具有伺服电机活塞,该伺服电机活塞承载由具有安全阀的一对反应室构成的活塞阀,并且以相对于施加的手动力提供可变阻力的方式彼此连通 到致动活塞阀的方向盘。 因此,实现自动变化的力的目的是赋予车辆驾驶员模拟的机械转向感,即模拟道路阻力感,但是在车辆驻车操作期间或在低速行驶期间对力消耗的要求降低。 该结构允许以非常紧凑的布置使用简单部件,其中任一反应室通过仅受到伺服泵入口压力而另一个受到排气压力而施加阻力感。 力的不平衡作用在与手动加压力相反的方向上的活塞阀上。 然而,两个反应室都具有泄压阀,偏压闭合,但在上游暴露于入口压力。 如果该压力超过一定限度,则在排气压力下的反应室将具有与排气压力混合的入口压力进料,以产生与另一个反应室的道路阻力相反的力。 因此,即使伺服电动机的压力可能增加,在停车或慢速驾驶时的手动转向力降低。
    • 3. 发明申请
    • Macrolide compositions having improved taste and stability
    • 具有改善的味道和稳定性的大环内酯组合物
    • US20090232744A1
    • 2009-09-17
    • US12380378
    • 2009-02-26
    • Manfred KellerEvy Corbanie
    • Manfred KellerEvy Corbanie
    • A61K9/12A61K31/7048A61K31/7028
    • A61K9/0078A61K31/7028A61K31/7048A61K47/12
    • The invention provides an aqueous pharmaceutical composition for administration as an aerosol to the respiratory tract, nose or oropharyngeal region comprising (i) a macrolide having a poor taste and poor chemical stability in aqueous solution; (ii) at least one salt selected from the group consisting of sodium gluconate, sodium aspartate, sodium acetate, sodium lactate, sodium succinate, sodium maleate, magnesium gluconate, magnesium aspartate, magnesium citrate, magnesium acetate, magnesium lactate, magnesium succinate, and magnesium maleate; or mixtures thereof and (iii) a taste-masking agent different from said salt; wherein (a) the concentration of said macrolide in the composition is in the range of about 0.25 wt.-% to about 15 wt.-%; (b) the molar ratio of said macrolide:said salt is in the range from about 1:0.5 to about 1:100; (c) the pH of the composition is in the range of about 3 to 9; and (d) the osmolality of the composition is in the range of about 150 mOsmol/kg to about 1500 mOsmol/kg. The invention further provides a method of generating an aerosol, preferably by means of a nebuliser, which uses such an aqueous pharmaceutical composition. The macrolide may be used alone or in combination with other drugs. The composition is suitable to treat inflammatory disorders and/or infections of the respiratory tract. It has an improved taste and stability.
    • 本发明提供一种用于作为气溶胶施用于呼吸道,鼻或口咽区域的水性药物组合物,其包含(i)具有差的味道和在水溶液中的化学稳定性差的大环内酯类; (ii)至少一种选自葡萄糖酸钠,天冬氨酸钠,乙酸钠,乳酸钠,琥珀酸钠,马来酸钠,葡糖酸镁,天冬氨酸镁,柠檬酸镁,乙酸镁,乳酸镁,琥珀酸镁和 马来酸镁 或其混合物和(iii)不同于所述盐的掩味剂; 其中(a)所述大环内酯在组合物中的浓度在约0.25重量%至约15重量%的范围内; (b)所述大环内酯:所述盐的摩尔比在约1:0.5至约1:100的范围内; (c)组合物的pH在约3至9的范围内; 和(d)组合物的重量摩尔渗透压浓度在约150mOsmol / kg至约1500mOsmol / kg的范围内。 本发明还提供了一种产生气雾剂的方法,优选通过使用这种水性药物组合物的雾化器。 大环内酯可以单独使用或与其他药物组合使用。 该组合物适用于治疗炎症性疾病和/或呼吸道感染。 它具有改善的味道和稳定性。
    • 9. 发明授权
    • Proportional counter for detecting surface contaminations
    • 用于检测表面污染物的比例计数器
    • US4707606A
    • 1987-11-17
    • US658114
    • 1984-10-05
    • Manfred Keller
    • Manfred Keller
    • H01J47/00H01J47/06G01T1/18
    • H01J47/06H01J47/002
    • Proportional counters for the detection and measurement of radioactive surface contaminations are provided with at least two flat window faces enclosing an angle and being formed by a thin foil spread or stretched by a framework including thin rods arranged along the inner edges of contacting window faces, to which rods the foil may be adhered. A perforated lattice or grid cage serves in particular to protect the thin window against any contact, the cage provides for a spacing of about double rod thickness between the framework and the controlled surface. Preferred is a polygonal and in particular hexagonal lattice whose grid wires or strips do not lie in the main scanning direction. Particularly convenient for checking pipelines are, for example, cylindrical measuring probes comprising window foils extending over and perhaps adhered to a circularly arranged frame of thin rods.
    • 用于检测和测量放射性表面污染物的比例计数器设置有至少两个平坦的窗口面,其包围一角度,并且由薄片展开形成,薄的薄片由包括沿着接触窗面的内边缘布置的细棒的框架延伸或拉伸, 哪个棒可以粘附。 穿孔格栅或格栅笼特别用于保护薄窗不受任何接触,保持架在框架和受控表面之间提供约双重杆厚度的间隔。 优选的是多边形,特别是其网格线或条不位于主扫描方向的六边形格子。 检查管道特别方便的是例如圆柱形测量探针,其包括延伸并可能粘附到圆形的细棒框架上的窗口箔。
    • 10. 发明授权
    • Thermoluminescence dosimeter taking account of tissue depth of dose
    • 考虑组织深度剂量的热释光剂量计
    • US4506157A
    • 1985-03-19
    • US336611
    • 1982-01-04
    • Manfred Keller
    • Manfred Keller
    • G01T1/11G01T1/00
    • G01T1/11
    • Three dosimeter disks of a thickness increasing towards the base piece which is to lie against the skin are used, with a covering of .beta. ray window for thermoluminescence dosimetry. In order to provide dosimetry referred to a 70 um depth of living tissue, corresponding to a weight of material per unit area of 7 mg/cm.sup.2, it is found that the thermoluminescent dosimeter (TLD) disk, which is next to the .beta. window, should have a weight per unit area in the range from 15 to 30 mg/cm.sup.2. A three-disk dosimeter should have TLD disks of increasing weight per unit area in the ratio 1:3:7 or, at any rate, the weight of the middle disk should be in the range from 30 to 90 mg/cm.sup.2, and the third disk should have a weight of at least 90 mg/cm.sup.2. TLD's are conventionally made of LiF crystals embedded in PTFE.
    • 使用三个剂量计盘,其厚度朝着贴在皮肤上的基片上增加,并具有用于热发光剂量测定法的β射线窗口的覆盖物。 为了提供称为70μm深度的生物体组织的剂量测定,对应于每单位面积的材料的重量为7mg / cm 2,发现在β窗口旁边的热发光剂量计(TLD)盘, 每单位面积的重量应在15至30mg / cm2的范围内。 三盘剂量计应该具有以1:3:7的比例增加每单位面积重量的TLD盘,或者无论如何,中盘的重量应在30至90mg / cm2的范围内,并且 第三盘应该具有至少90mg / cm 2的重量。 TLD通常由嵌入PTFE的LiF晶体制成。