Mixing shaft for thorough mixing and comminuting of food products

US8833688B2 · kind B2 · utility

Assignee

• STEPHAN MACHINERY GMBH · DE

Inventors

• Franz Koop · Hannover, DE
• Gerhard Brockmann · Aerzen, DE
• Regina Hermann · Bad Pyrmont, DE

Key dates

• Filing date: Aug 2, 2004
• Grant date: Sep 16, 2014
• Expiry date: May 31, 2025

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01F27/211
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A mixing shaft (1) is disclosed, used in an assembly (2) of a unit for thorough mixing and comminuting of food products. The mixing shaft (1) comprises a steel core (3), surrounded by a one-piece plastic coating (6) with mixing elements (4). In order to retain the plastic coating (6) on the steel core (3) of the mixing shaft (1), the surface of the steel core (3) has a structured embodiment. The plastic coating (6) is applied to the mixing shaft (1) by means of a particular isostatic pressurized application method.