Method for treating cylindrical tracks of cylinders or cylindrical sleeves by laser application

EP4758345A1Pending Publication Date: 2026-06-17CATERPILLAR MOTOREN GMBH & CO KG
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Patent Information

Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
CATERPILLAR MOTOREN GMBH & CO KG
Filing Date
2024-08-09
Publication Date
2026-06-17

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Abstract

The present invention relates to a method for treating cylindrical tracks of cylinders or cylindrical sleeves, the method comprising the contactless application of a pulsed laser beam to a honed surface (5) of the cylindrical track or cylindrical sleeve, wherein the honed surface (5) has honing channels (7) and / or secondary channels, wherein the application of the pulsed laser beam is configured such that cementite portions (2) on the honed surface (5) are remelted to form a cementite layer (8).
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