Patent · US Active

Cleaning device

US11638936B2 · kind B2 · utility

0Cited by

0References

9Claims

0Family size

Assignees

MAFAC – E. Schwarz GmbH & Co. KG · DE
KG MASCHINENFABRIK · DE

Inventors

Stefan Schaal · Mountain View, US
Steffen Haas · Alpirsbach, DE

Key dates

Filing date	Aug 11, 2022
Grant date	May 2, 2023
Priority date	—
Expiry date	Aug 11, 2042

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB08B2203/027
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A cleaning device includes: a treatment container; a workpiece carrier arranged in the treatment container and configured to hold at least one workpiece; at least one nozzle configured to discharge a cleaning jet directed onto the workpiece carrier and mounted such that the at least one nozzle is moveable on a circulation track about the workpiece carrier and is pivotable about a pivoting axis extending parallel to an axis of rotation of the workpiece carrier; a pivoting device configured to pivot the at least one nozzle; and a controller configured to control a circulating movement of the at least one nozzle on the circulation track and a pivoting movement of the at least one nozzle, such that a specified point on a surface of the workpiece is impacted repeatedly by the cleaning jet at a respectively different angle, within a specified timeframe.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.