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US 2023/0294342 A1Published application
Cleaning roll
OwnerChristian KLAPPER, Raimund Schauf-Isinginventors
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Abstract
A method of making a cleaning-roll body having a core and a jacket on the core. The method has the steps of forming the core of a first polymer by injection molding in a first injection mold, removing the injection molded from the first mold, inserting the formed core into a second mold and overmolding the jacket on the formed core.
Claims20
A method of making a cleaning-roll body having a core and a jacket on the core, the method comprising the steps of:
- forming the core of a first polymer by injection molding in a first injection mold;
- removing the injection molded from the first mold;
- inserting the formed core into a second injection mold and overmolding the jacket on the formed core with a second polymer.
A cleaning roll comprising:
- a core made of a first polymer and extending along an axis;
- a jacket overmolded of a second polymer on the core, substantially surrounding the core, and adapted to carry a cleaning element.
Dependencies are inferred from the claim text.