| 摘要 |
PCT No. PCT/SE87/00077 Sec. 371 Date Aug. 18, 1988 Sec. 102(e) Date Aug. 18, 1988 PCT Filed Feb. 16, 1987 PCT Pub. No. WO87/05116 PCT Pub. Date Aug. 27, 1987.The invention relates to an arrangement in precipitation gauges of the type comprising a transducer tube having an inlet opening (2) at the top. In association with the inlet opening (2) of the tube (1), there is provided a collar or disc (3) extending transversely of or at an angle to the longitudinal axis of the tube and serving to protect the area above the opening from the influence of any wind field distortion that may occur around the transducer, FIG. 1. |
