Patent ID: 9387586
Filing Date: 2016-07-12
CPC Classification: B25J,F16H

Claim Text:
1. A multi-axis robot having a plurality of separate axes, the multi-axis robot comprising: a first gear box associated with a first robot axis, the first gear box configured to be filled at least in part during operation with a lubricant at an operation-dependent lubricant pressure; a second gear box associated with a second robot axis, the second gear box configured to be filled at least in part during operation with the lubricant at the operation-dependent lubricant pressure; a pressure compensation vessel fluidily connected to the first and second gear boxes and configured to allow pressure compensation in the gear boxes, the vessel having a lubricant side and a gas side, the lubricant side and gas side separated by a resilient separation element and the gas side being exposed to ambient pressure.