1
Drahm Wolfgang Dr, Szaloky Georg Dr, Wenger Alfred Dr, Bitto Ennio, Koudal Ole, Matt Christian Dipl Ing Fh, Schuetze Christian: Coriolis massflow/density sensor with a single straight measuring tube. Flowtec, June 24, 1998: EP0849568-A1 (23 worldwide citation)

The measuring device (10) can be fitted into a tubular conduit. In operation, the fluid to be measured flows through the device (10). The device has a single, straight measurement tube (13) with a longitudinal axis (131), an inlet end and an outlet end (11,12). A carrier is fixed to the inlet and ou ...


2
Bitto Ennio, Lorenz Rainer, Rieder Alfred Dr, Schuetze Christian, Wenger Alfred Dr, Fuchs Michael, Anklin Martin Dr, Drahm Wolfgang Dr: Vibration type measuring transducer. Flowtec, November 27, 2002: EP1260798-A1 (14 worldwide citation)

Vibration type measurement transducer has a curved vibrating measurement pipe (10) with a counter vibrating element (20) running approximately parallel to it between end coupling pieces (31, 32). An excitation arrangement (40) sets the pipe vibrating with a sensor arrangement (50) to measure vibrati ...


3
Vollenweider Kurt Walter, Calderara Reto Dipl Chem, Sonderegger Hans Conrad Dipl I, Wenger Alfred Dr Phys: Pressure medium tight modular built-in adapter for a pressure transmitter and method of manufacture thereof.. Kristal Instr, October 5, 1988: EP0284633-A1 (11 worldwide citation)

A pressure transducer, in particular a pressure transmitter, is provided with a modular built-in adaptor which can be suited to different installation conditions and comprises a sensor part (2). Sealing between sensor part (2) and basic body (1) of the built-in adaptor relative to the pressure mediu ...


4
Sonderegger Hans Conrad Dipl I, Calderara Reto Dipl Chem, Wenger Alfred Dr Phys, Baumgartner Hans Ulrich Dr Phy: Method for manufacturing a measuring transducer for measuring mechanical quantities.. Kristal Instr, August 6, 1986: EP0189492-A1 (10 worldwide citation)

Ein Messwandlereinsatz zum Einbau in Aufnehmer zum Messen mechanischer Grössen umfasst einen Halbleiterkörper (31) mit einer Messmembranpartie (30), die an einer Seite eindiffundierte dehnungsempfindliche Widerstandspfade bzw. Kondensatorelektroden sowie Anschlusskontakte (39) aufweist. Der Halbleit ...


5
Wenger Alfred Dr Phys, Tanner Rene, Vanyo Stefan: Measurement cell, particularly for measurements of relative and differential pressure.. Kristal Instr, May 31, 1989: EP0317664-A1 (9 worldwide citation)

The measuring cell comprises a diaphragm plate (1) with a pressure-sensitive diaphragm, an intermediate plate (2) and a base plate (3). The power is supplied and the signals conducted via contact pins (7) which pass through a support plate (6). Fastened to the contact pins (7) is a clamping part (5) ...


6
Tanner Rene, Calderara Reto, Wenger Alfred Dr, Sonderegger Hans Conrad: Transducer element, method for its manufacture and its use in a pressure pick-up device.. Kistler Instrumente, May 15, 1985: EP0140992-A1 (8 worldwide citation)

Ein piezoresistives Wandlerelement zum Einbau in Druckaufnehmer umfasst eine einen Membranbereich aufweisende Platte (1) vorzugsweise aus Silizium mit eindiffundierten Piezowiderständen, eine isolierende Platte (2) aus einem Glasmaterial und eine Basisplatte (3).Die Platten sind vorzugsweise durch a ...


7
Eckert Gerhard, Haeberli Roman Dr, Matt Christian, Wenger Alfred Dr: Coriolis-type mass flowmeter/densimeter. Flowtec, February 5, 2003: EP1281938-A2 (7 worldwide citation)

The arrangement has at least one measurement tube (11) carrying the medium in operation, a bearer arrangement (12) fixed to the inlet and outlet ends of the tube to clamp it so as to enable vibration, a stimulation arrangement (13), vibration measurement devices (141,142) at the inlet and outlet end ...


8
Bitto Ennio, Fleury Patrick, Koudal Ole, Lorenz Rainer, Eckert Gerhard, Wenger Alfred Dr: Mass flow sensor according to the coriolis principle.. Flowtec, December 6, 1995: EP0685712-A1 (6 worldwide citation)

The mass flow meter is connected into a pipe carrying the measurement fluid. It has inlet and outlet tubes (11,12) for connection to a pipe containing the measured fluid, inlet and outlet divider pieces (19,20), an external carrier tube (14) containing narrow parallel measurement tubes (23,24) of sa ...


9
Matt Christian, Wenger Alfred Dr, Fuchs Michael, Drahm Wolfgang Dr: Vibration type measuring device and method of measuring a viscosity of a fluid. Flowtec, November 28, 2001: EP1158289-A1 (5 worldwide citation)

The apparatus comprises a sensor assembly (10) coupled to an in-line measurement tube (13) passing fluid. This is clamped at its inlet- and outlet ends, permitting vibration caused by an exciter (16). A sensor assembly picks up lateral deflections. Two signals (Xs1, Xs2) are produced, representing t ...


10
Koudal Ole, Wenger Alfred Dr: Coriolis mass flow rate sensor with two curved measuring tubes. Flowtec, October 9, 2002: EP1248084-A1 (4 worldwide citation)

Coriolis mass-flow meter with two curved measurement tubes (1, 2) arranged symmetrically and inclined to a symmetry plane (E). The tubes are set vibrating in a plane perpendicular to the symmetry plane by a mass flow. The angle formed by the intersection of their two sectional planes (E1, E2) is les ...