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    • 11. 发明申请
    • Laboratory Incubator Having Improved Interior Humidification
    • 实验室孵化器改善室内加湿
    • US20130052101A1
    • 2013-02-28
    • US13589383
    • 2012-08-20
    • Ulrike HohenthannerWaldemar PieczarekHermann Stahl
    • Ulrike HohenthannerWaldemar PieczarekHermann Stahl
    • F22B37/00B01L3/00
    • C12M41/14
    • The invention relates to a laboratory climatic cabinet, in particular a gassed incubator, having an interior enclosed by a housing and the steam generator arranged outside the interior, which is connected to the interior via a steam feed line. The steam generator is designed as an essentially unpressurized container having a base area and a steam region located above it, the base area being designed to accommodate a water reservoir and being provided with a heating device for heating the water reservoir, the steam feed line leaving the steam generator in the area of the steam region and an air feed line opening into the steam generator, in order to feed ambient air to the steam generator and to introduce air enriched with water steam via the steam feed line in essentially unpressurized form into the interior of the incubator.
    • 本发明涉及实验室气候柜,特别是气体培养箱,其具有由壳体封闭的内部和布置在内部的蒸汽发生器,该蒸汽发生器通过蒸汽进料管线连接到内部。 蒸汽发生器被设计为基本上非加压的容器,其具有基部区域和位于其上方的蒸汽区域,基部区域被设计成容纳储水器并且设置有用于加热储水器的加热装置,蒸汽进料管线离开 在蒸汽区域中的蒸汽发生器和通向蒸汽发生器的空气供给管线,以便将环境空气供给到蒸汽发生器并且以基本上未加压的形式通过蒸汽进料管线将富含水蒸汽的空气引入到 孵化器的内部。
    • 13. 发明申请
    • Infrared gas sensor
    • 红外气体传感器
    • US20050247878A1
    • 2005-11-10
    • US11054543
    • 2005-02-10
    • Dieter BaschantHeinz GatzmangaHeinz JuppeHermann Stahl
    • Dieter BaschantHeinz GatzmangaHeinz JuppeHermann Stahl
    • G01N21/35
    • G01N21/3504
    • The invention relates to an infrared gas sensor for determining the concentration of a measuring gas that absorbs infrared radiation, comprising a sensor housing containing two infrared radiation detectors adjacently situated on one end of a measurement beam path, and on the other end containing a measurement radiation source that emits infrared radiation. According to the invention, a measuring chamber accessible to the measuring gas is situated in the measurement beam path between the measurement radiation source and the detectors, at a distance from the detectors and sealed essentially gastight with respect to the remainder of the measurement beam path by at least one infrared-transmitting window. Upstream from one detector, which functions as a measurement detector, an interference filter is provided whose transmission region lies at wavelengths that are absorbed by the measuring gas, and upstream from the other detector, which functions as a reference detector, an interference filter is provided whose transmission region lies at wavelengths that are not absorbed by gas that is present in the measuring chamber and in the measurement beam path. The invention is further characterized by the fact that an auxiliary radiation source is also provided inside the housing, and between this auxiliary radiation source and the detectors an auxiliary beam path is situated which is not accessible to the measuring gas and which is connected to the portion of the measurement beam path that is not accessible to the measuring gas, so that the same gas composition is present in the entire portion of the measurement beam path that is not accessible to the measuring gas and in the auxiliary beam path, the system being selected in such a way that the measurement detector and reference detector can receive optical signals from both the measurement radiation source and the auxiliary radiation source.
    • 本发明涉及一种用于确定吸收红外辐射的测量气体的浓度的红外气体传感器,其包括传感器外壳,该传感器外壳包含相邻位于测量光束路径一端的两个红外辐射探测器,另一端包含测量辐射 源发射红外辐射。 根据本发明,测量气体可访问的测量室位于测量辐射源和检测器之间的测量光束路径中,距离检测器一定距离,并且相对于测量光束路径的其余部分基本上气密地密封 至少一个红外传输窗口。 从作为测量检测器的一个检测器的上游提供干涉滤光片,其透射区域位于被测量气体吸收的波长处,并且提供了作为参考检测器的另一检测器上游的干涉滤光器 其透射区域位于不被存在于测量室中和测量光束路径中的气体吸收的波长处。 本发明的特征还在于,在壳体内还设有辅助辐射源,并且在该辅助辐射源与检测器之间设置有辅助光束路径,该辅助光束路径不能被测量气体接近并且连接到该部分 的测量光束路径,使得在测量光束路径的整个部分中不存在测量气体和辅助光束路径不可访问的相同的气体组成,所选择的系统 使得测量检测器和参考检测器可以从测量辐射源和辅助辐射源接收光信号。
    • 14. 发明授权
    • Short contact element between housing parts
    • 外壳部件之间的短接触元件
    • US06814592B1
    • 2004-11-09
    • US10148096
    • 2002-05-23
    • Hermann Stahl
    • Hermann Stahl
    • H01R13648
    • H05K9/0016H01R4/64
    • A springy contact element for contacting first and second housing parts has a sheet metal tab formed as a unitary part of the sheet metal of the first housing part. The sheet metal tab has a base adjoining a sheet metal edge and a contact surface spaced from the base. The contact surface rests electrically conductingly against the second housing part. The sheet metal tab has a longitudinal center axis extending from the base to the contact surface. The sheet metal tab has a cold-formed section having a thickness reduced by cold forming relative to a thickness of the sheet metal. The base is wider than a width of the sheet metal tab in the area from the base to the contact surface, wherein the width is measured transversely to the longitudinal center axis. The cold-formed section extends past the base and the sheet metal edge into the sheet metal.
    • 用于接触第一和第二壳体部分的弹性接触元件具有形成为第一壳体部分的金属片的整体部分的金属片。 金属板片具有邻接金属板边缘的基座和与基座间隔开的接触表面。 接触表面电连接在第二壳体部分上。 金属板片具有从基部延伸到接触表面的纵向中心轴线。 金属板片具有相对于金属板的厚度通过冷成形而具有减小厚度的冷成形部。 所述基部比从所述基部到所述接触表面的区域中的所述金属薄片的宽度宽,其中所述宽度横向于所述纵向中心轴线被测量。 冷成型部分延伸穿过基座和金属片边缘进入金属片。
    • 17. 发明申请
    • SAFETY WORKBENCH AND METHOD FOR THE CALIBRATION THEREOF
    • 安全工作台及其校准方法
    • US20080318509A1
    • 2008-12-25
    • US11961923
    • 2007-12-20
    • Gerd RossHeiko ReinhardtOliver RuppStefan BrachtlHermann Stahl
    • Gerd RossHeiko ReinhardtOliver RuppStefan BrachtlHermann Stahl
    • B08B15/02B01L9/02
    • B08B15/023
    • The present invention relates to a safety workbench, in which, for the purpose of calibrating the safety workbench before beginning regular operation, a device control unit is implemented to cause measurement means to ascertain an actual measured value, which is representative of a flow velocity achieved at normal fan performance, an analysis unit is implemented to compare the actual measured value to a starting setpoint value and, in case of an established deviation, to correct a stored starting limiting value in accordance with the deviation, or means for controlling the fan are implemented to operate the fan at a fan performance corresponding to a stored starting limiting value, a device control unit is implemented to cause the measurement means to ascertain an actual limiting measured value which is representative of the flow velocity achieved at the set fan performance, and a storage unit is implemented to store the actual limiting measured value as the corrected limiting value. Furthermore, the present invention relates to a corresponding calibration method.
    • 安全工作台技术领域本发明涉及一种安全工作台,其中为了在开始正常操作之前校准安全工作台的目的,实现了一种装置控制单元,以使得测量装置确定实际的测量值,其代表实现的流速 在正常风扇性能下,实现分析单元以将实际测量值与起始设定值进行比较,并且在已建立的偏差的情况下,根据偏差来校正存储的起始极限值,或者用于控制风扇的装置 实现为以与存储的启动极限值相对应的风扇性能来操作风扇,实现设备控制单元以使得测量装置确定代表在设定风扇性能下实现的流速的实际限制测量值,以及 实施存储单元以将实际限制测量值存储为校正的限制值。 此外,本发明涉及相应的校准方法。
    • 20. 发明授权
    • Spring element
    • 弹簧元素
    • US06485314B1
    • 2002-11-26
    • US09958312
    • 2001-10-05
    • Hermann Stahl
    • Hermann Stahl
    • H01R13648
    • H01R4/64H01R13/24H05K9/0016
    • A springy contact element to be arranged between electrically conducting housing parts, wherein a first housing part has a sheet metal which can be shaped and has a sheet metal tab located within a slot of the sheet metal and forming a unitary part of the sheet metal, is formed by cold forming the sheet metal tab. The sheet metal tab has a thickness reduced relative to a thickness of the sheet metal by cold forming the springy contact element, wherein the springy contact element has an arc-shaped tab portion projecting out of a plane of the sheet metal. The springy contact element has a base portion and is connected with the base portion to the sheet metal. The springy contact element has a support area located at a spacing relative to the base portion, wherein the support area of the springy contact element is supported on at least one support surface of the sheet metal. The at least one support surface of the sheet metal extends transversely to a longitudinal tab axis of the sheet metal tab away from a first longitudinal slot edge and engages underneath the support area.
    • 布置在导电壳体部件之间的弹性接触元件,其中第一壳体部件具有可以成形的金属板,并且具有位于金属板的槽内的金属片,并形成金属板的整体部分, 是通过冷成型金属片制成的。 金属板片通过冷成形弹性接触元件而具有相对于金属片厚度的厚度,其中弹性接触元件具有从金属板的平面突出的弧形突片部分。 弹性接触元件具有基部并且与基部连接到金属板。 弹性接触元件具有相对于基部间隔设置的支撑区域,其中弹性接触元件的支撑区域被支撑在金属板的至少一个支撑表面上。 金属板的至少一个支撑表面横向于金属片的纵向接头轴线延伸离开第一纵向槽边缘并且接合在支撑区域下方。