Apparatus and method for abrasion testing

    公开(公告)号:US11906487B1

    公开(公告)日:2024-02-20

    申请号:US17644408

    申请日:2021-12-15

    CPC classification number: G01N3/56 G01N2203/0058

    Abstract: An abrasion testing apparatus with a base, a test platform, a pair of angle adjustment wheels disposed on opposite sides of the test platform, a drive wheel, a tension control wheel, and a plurality of idler wheels. The test surface can be raised or lowered and the pair of angle adjustment wheels can be moved toward or away from the test platform to change the angle of contact between a material on the test surface and a material being moved by the drive wheel. The tension control wheel is movable to control the tension of the moving material during the test. A method of testing abrasion resistance involves placing a first material on the test platform and threading a second material around the drive, idler, tension control, and angle adjustment wheels, and in contact with the first material and moving the second material against the first material.

    METHOD FOR AUTOMATED PARAMETER AND SELECTION TESTING BASED ON KNOWN CHARACTERISTICS OF THE SAMPLE BEING TESTED
    4.
    发明申请
    METHOD FOR AUTOMATED PARAMETER AND SELECTION TESTING BASED ON KNOWN CHARACTERISTICS OF THE SAMPLE BEING TESTED 审中-公开
    基于样品测试的已知特征的自动参数和选择测试方法

    公开(公告)号:US20160334315A1

    公开(公告)日:2016-11-17

    申请号:US14710428

    申请日:2015-05-12

    Applicant: NANOVEA, INC.

    CPC classification number: G01N3/46 G01N3/42 G01N2203/0058 G01N2203/0202

    Abstract: A method for automated parameter and selection testing based on known characteristics of the sample being tested. The method may utilize a software interface that proposes testing parameters based on the characteristics of the sample. The software interface may first guide the client through a series of questions or prompts, specifying the sample under test and may inquire information such as: the type of material, thickness, type of coating, and roughness level. The user may then decide what type of test to perform and the type of indenter from the list prescribed by executable instructions. In various embodiments, the method may, based on the indenter chosen, include a preliminary test to evaluate the depth versus load measurements or maximum load, so that the parameters may be adjusted for the primary test.

    Abstract translation: 一种基于被测试样品的已知特征的自动参数和选择测试的方法。 该方法可以利用基于样本特征提出测试参数的软件接口。 软件界面可以首先指导客户通过一系列问题或提示,指定被测样品,并可以查询信息,例如:材料的类型,厚度,涂层类型和粗糙度水平。 然后,用户可以从执行指令规定的列表中决定要执行什么类型的测试和压头的类型。 在各种实施例中,该方法可以基于所选择的压头来包括初步测试以评估深度对负载测量值或最大负载,使得可以针对初级测试调整参数。

    DEVICES, SYSTEMS AND METHOD FOR FLOORING PERFORMANCE TESTING
    7.
    发明申请
    DEVICES, SYSTEMS AND METHOD FOR FLOORING PERFORMANCE TESTING 有权
    用于铺设性能测试的设备,系统和方法

    公开(公告)号:US20150260625A1

    公开(公告)日:2015-09-17

    申请号:US14660647

    申请日:2015-03-17

    Abstract: In one implementation, a footfall detection assembly comprising a sensor underlayment unit and a data analysis device is provided. The sensor underlayment unit comprises a sensor having a unique sensor identifier and a plurality of zones, wherein the sensor is configured to measure zone capacitance in of the plurality of zones, and a processing unit operably connected to the sensor. The processing unit is configured to receive the measured zone capacitance values from the sensor upon the occurrence of a change in measured zone capacitance of the sensor and generate and transmit a data packet comprising at least the unique sensor identifier and measured zone capacitance values upon occurrence of a change in capacitance of at least one of the plurality of zones of the sensor. The data analysis device is configured to receive the data packet, compare the measured zone capacitance values of the data packet to previously-measured zone capacitance values associated with the sensor underlayment into and generate a result therefrom.

    Abstract translation: 在一个实现中,提供了一种包括传感器底层单元和数据分析装置的脚步检测组件。 传感器底层单元包括具有唯一的传感器标识符和多个区域的传感器,其中传感器被配置成测量多个区域中的区域电容,以及可操作地连接到传感器的处理单元。 处理单元被配置为在发生传感器的测量区域电容的变化时从传感器接收测量的区域电容值,并且在发生时产生并发送至少包括唯一的传感器标识符和测量的区域电容值的数据分组 传感器的多个区域中的至少一个的电容的变化。 数据分析装置被配置为接收数据分组,将测量的数据分组的区域电容值与先前测量的与传感器支持相关联的区域电容值进行比较并从其产生结果。

    Device and method for detecting grout compactness of splice sleeve

    公开(公告)号:US11835490B2

    公开(公告)日:2023-12-05

    申请号:US17233481

    申请日:2021-04-17

    Inventor: MingWang Tey

    Abstract: The invention relates to a device and method for detecting the grout compactness of splice sleeve, the device comprising a preloading member, a force transmission rod, a telescopic adjustment member, a vibration sensor and a data acquisition system. The rigid preloading member is used to fix the force transmission rod to the wall where the connecting structure of the splice sleeve is located, so that the end of the force transmission rod can be securely fastened to a rebar surface of a splice sleeve to be detected; the vibration sensor is fixed to the force transmission rod; the data acquisition system is used to acquire vibration signals from the vibration sensor. The grout compactness of splice sleeve is quantitatively analyzed, and a time-domain and frequency-domain signal may be used to obtain a peak-to-width ratio RNpw and a peak frequency ΩPeak signal to serve as a standard for the quantitative analysis.

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