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1. (WO2018166743) ULTRASONIC FLOWMETER

Pub. No.:    WO/2018/166743    International Application No.:    PCT/EP2018/053783
Publication Date: Fri Sep 21 01:59:59 CEST 2018 International Filing Date: Fri Feb 16 00:59:59 CET 2018
IPC: G01F 1/66
Applicants: ENDRESS+HAUSER FLOWTEC AG
Inventors: PAPATHANASIOU, Panagiotis
BEZDEK, Michal
KUMAR, Vivek
BERBERIG, Oliver
Title: ULTRASONIC FLOWMETER
Abstract:
The invention is concerned with an ultrasonic flowmeter (1) comprising a measuring tube (20) with a measuring tube wall (21) and at least one pair of housings (22) extending to an outer side of said measuring tube wall (21); a pair of ultrasonic transducers (10) each with a transducing element (14) for generating and/or sensing ultrasonic pulses and a transducer body (13), wherein each of said housings (22) is arranged to house one of said transducers (10), and wherein said housings have an inner first diameter (D1); wherein said transducer body (13) comprises a circumferential surface (12), and wherein said transducer body comprises an end face (11), wherein said end face has a second diameter (D2) wherein a ratio of said second diameter (D2) and said first diameter (D1) is within a first interval I1 or a second interval I2, wherein said intervals do not overlap.