Georg Fischer Rohrleitungssysteme Ag

Stefan Buergi

Timo Jaeckle

Juergen Stumpp

Maxim Wasetzki

Joerg Hunnekuhl

Novica Lalevic

Alexander Ernst

Lars Mayer

Butterfly valve housing for a butterfly valve having a closing element mounted rotatably in the housing, wherein receiving openings are arranged in the housing between the two flange connection discs and between the reinforcement structure, wherein the receiving openings are directed from the outer circumference in the direction of the vertical centre axis, into which the inserts can be inserted into the housing, wherein the inserts are arranged form-fittingly in the receiving openings.

Butterfly valve housing

Butterfly valve for shutting off or regulating a medium, which flows through a pipeline, containing a housing, wherein the housing is configured in one piece and is preferably composed of plastic, a disc and a shaft, wherein the disc can be pivoted along the shaft between an open position and a closed position, wherein the disc comprises a core composed of plastic and a shell composed of plastic, wherein the plastic of the core and the plastic of the shell are different.

Butterfly valve

Hand lever, preferably produced from plastics material, for operating a valve, preferably a butterfly valve or a ball valve, including a lever and a locking plate, wherein the lever comprises a locking element and a lever upper part, wherein a fastening element for fastening on a valve and for connection to the locking plate is arranged on the lever upper part and the locking plate comprises a receiving opening for receiving the fastening element, characterized in that the receiving opening is realized in an oval manner and the fastening element comprises a round cross-sectional area or the fastening element comprises an oval cross-sectional area and the receiving opening is realized in a round manner, wherein the oval and round contour of the receiving opening preferably comprises at least one recess or slot.

Hand lever

A device for actuating a valve, comprising a casing, said casing exhibiting a transparent region and said casing preferentially having been formed from an upper part and a lower part, a transmission assembly, an electric motor and a base board for attaching electrical components, wherein LEDs or a multicolor LED and an optical waveguide have been arranged in the casing, preferentially on the base board, the position or another function of the valve being indicated by the LEDs lighting up, and the optical waveguide collimating and focusing the light of the LEDs for the purpose of indicating the position or malfunction.

Drive unit with optical waveguide

An actuating device () for actuating valves, having a spindle (), wherein the actuating device is designed as a hand wheel () with a locking element () and with an electric feedback device (), characterized in that the locking element () is formed in one piece and is arranged integrally in the hand wheel ().

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Basadingen, Switzerland

Stefan Buergi