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    • 8. 发明申请
    • Self-Adjusting Waveguide and Circuit Card Assembly for Carrying Same
    • US20170149114A1
    • 2017-05-25
    • US14948949
    • 2015-11-23
    • L-3 Communications Corporation
    • Matthew J. SPITZNER
    • H01P1/04
    • H01P1/042H01P1/2084H01P5/188H05K1/182
    • An electronic circuit assembly comprising: i) a circuit card assembly (CCA) having circuits integrated on a circuit surface; ii) a housing having an upper surface and a lower surface disposed on the CCA circuit surface, the housing comprising a via extending from the lower surface to the upper surface; and iii) a waveguide assembly disposed in the via. The waveguide assembly comprises: a) a first waveguide having a first dielectric value, a contact end of the first waveguide configured to make contact with the CCA circuit surface; b) a second waveguide having a second dielectric value, wherein the first dielectric value is greater than the second dielectric value; and c) a carrier for holding the first waveguide in contact with the second waveguide. The electronic circuit assembly further comprises: iv) a wave washer disposed in the via on a support surface of the carrier; and v) a third waveguide having a third dielectric value that is less than the second dielectric value. The third waveguide is disposed in the via between an end of the second waveguide and the upper surface of the housing. The wave washer presses apart the third waveguide and the waveguide assembly such that the contact end of the first waveguide is pressed into contact with the CCA circuit surface and the third waveguide is pressed into contact with an external circuit disposed above the housing.
    • 10. 发明授权
    • Sectioned probe for a radar level gauge
    • 雷达液位计的分段探头
    • US09383246B2
    • 2016-07-05
    • US14019854
    • 2013-09-06
    • Rosemount Tank Radar AB
    • Bengt Hagglund
    • G01S13/08G01F23/284H01P1/04H01P1/22H01Q1/50F16L15/08
    • G01F23/284F16L15/08H01P1/042H01P1/225H01Q1/225H01Q1/50
    • The present invention relates to a guided wave radar level gauge comprising a transceiver, processing circuitry and a single conductor probe comprising at least two elongate probe sections. A connector extending from a first end of the probe section comprises: an abutment portion having a diameter smaller than a diameter of the probe section, an intermediate portion, having a diameter smaller than the abutment portion, arranged between the probe section and the abutment portion and an outside threaded portion. A second end portion of the probe section comprises a sleeve comprising an inside threaded receiving portion receiving the connector; a passage through a sidewall of the sleeve being located off-center in relation to a longitudinal central axis of the probe section. The probe further comprises a locking pin to be arranged in the passage locking two assembled probe sections by limiting movement of the abutment portion in a longitudinal direction.
    • 本发明涉及一种导波雷达液位计,其包括收发器,处理电路和包括至少两个细长探针部分的单个导体探针。 从探头部分的第一端延伸的连接器包括:直径小于探针部分的直径的邻接部分,具有小于邻接部分的直径的中间部分,布置在探针部分和邻接部分之间 和外螺纹部分。 探针部分的第二端部包括套筒,其包括容纳连接器的内部螺纹接收部分; 穿过套筒侧壁的通道相对于探针部分的纵向中心轴线偏心定位。 探针还包括一个锁定销,该锁定销布置在该通道中,通过限制邻接部分在纵向上的移动来锁定两个组装的探针部分。