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US 9,882,331 B2Granted
Low cost gold wire brushes
AssigneeSchleifring and Apparatebau GmbH
InventorsMax Winkler, Christian Holzapfel
Life of this patent
Estimating the term…
Abstract
A slipring brush includes a body of a metal wire or metal band having a contact area for contacting a slipring module. The contact area is selectively coated by a contact material like gold or silver or an alloy thereof. The body preferably includes Copper, Nickel, Iron, or an alloy thereof. Coating may be done by electroplating, physical vapor deposition (PVD) or chemical vapor deposition (CVD).
Claims14
A slipring brush comprising:
- a body of a metal wire having a contact area for contacting a slipring module, wherein the contact area of the metal wire is electroplated with at least one contact material, and the metal wire is elongated and has a circular cross-section.
Dependencies are inferred from the claim text.