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US 9,885,152 B2Granted
Large cylinder drying roller and method for producing a large cylinder drying roller
AssigneeVoith Patent GmbH
InventorsChristian Schmid, Robson Consolato, Marco Brujas
Life of this patent
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Abstract
A large-cylinder drying roller is provided with a divided hollow shaft for reasons of production. The divided hollow shaft has hollow-shaft parts which are capable of being inserted at both sides into a construction composed of a cylinder shell and caps connected thereto by a weld seam, and are capable of being thereafter connected to one another and to the caps.
Claims6
A large-cylinder drying roller, comprising:
- a cylindrical cylinder shell having two sides;
- two caps each being attached to a respective one of said sides of said cylinder shell;
- two journals each being provided on a respective one of said caps;
- an inner shaft coaxially disposed within said cylinder shell and connecting said journals to said caps, said inner shaft being a hollow shaft divided into at least two hollow-shaft parts and having an interior;
- a hollow-shaft connection being accessible from said interior of said hollow shaft;
- at least one of:
- (i) said two hollow-shaft parts being interconnected or interconnectable by said hollow-shaft connection or
- (ii) said two hollow-shaft parts each having a cap-connection flange for connecting to one of said caps on an axial side thereof being opposite said hollow-shaft connection;
- and
- at least one of:
- one of said hollow-shaft parts having a part-portion with functional groups all being disposed within said cylinder shell and radially disposed within an axially extending part-cylinder defined by said cap-connection flange or
- said hollow shaft having a portion with functional groups all being disposed within said cylinder shell and radially disposed within an axially extending cylinder defined by said two cap-connection flanges.
9 more elements
Dependencies are inferred from the claim text.