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US 2016/0167088 A1Published application
Method for coating a pump component
AssigneeHydac Drive Center GmbH
InventorBernd WYKYDAL
Life of this patent
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Abstract
A method for coating a pump component (23, 31), in particular, a part of an axial piston pump (7), said method having the steps of providing a blank of the component (23, 31); providing at least one recess in the blank; filling a powdery coating material into the associated recess; melting the coating material under a protective gas atmosphere and material-removing processing of the blank to form at least one sliding and/or bearing surface (6) from the coating.
Claims9
A method for coating (24) a pump component (23, 31), in particular, a part of an axial piston pump (7), comprising the steps:
- supplying a blank (81, 82) of the component (23, 31);
- providing at least one recess (83, 84) in the blank (81, 82);
- filling the respective associated recess (83, 84) with a powdery coating material (4);
- melting the coating material (4) under a protective gas atmosphere, and
- material-removing machining of the blank (81, 82) to form at least one sliding surface and/or bearing surface (6) from the coating (24).
2 more elements
Dependencies are inferred from the claim text.