Tetra Laval Holdings & Finance S.a.

Dominique Cloetta

Werner Haag

Urs Hostettler

Toni Waber

Benno Zigerlig

Simone Bianco

Electron beam generator comprising an electron emitting device adapted to emit an electron beam when heated to an elevated temperature, wherein the electron emitting device comprises a filament having a spiral portion.

Electron beam generator and electron beam sterilizing device

An electron beam device has a body provided with an exit window, said body is forming or is at least partly forming a vacuum chamber, the vacuum chamber comprising therein a cathode housing and at least one electron generating filament. At least one getter sheet is provided between the cathode housing and the filament. The invention is further comprising a getter sheet for use in an electron beam device and a method of manufacturing an electron beam device comprising at least one getter sheet.

Electron beam device, a getter sheet and a method of manufacturing an electron beam device provided with said getter sheet

The invention relates to a control grid for an electron beam generating device, wherein the control grid comprises apertures arranged in rows in a width direction and columns in a height direction, wherein a majority of the apertures in a row have the same size, and wherein the size of the apertures of at least one row differs from the size of the apertures of another row.

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Villars-sur-Glâne, Switzerland

Dominique Cloetta