Patent ID: 11945108
Assignee: KUKA DEUTSCHLAND GMBH
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F | IPC B

Claim 0:
1. A robot arm, comprising:
a first structural component for fixing the robot arm in its surroundings;
a second structural component mounted rotatably about an axis of rotation on the first structural component; and
a transmission for rotating the second structural component relative to the first structural component;
wherein the transmission comprises a transmission casing;
the first structural component including a casing that comprises at least one integrated cavity for receiving lubricant for the transmission, the integrated cavity sized and configured to compensate for changes in fluid volume experienced by the transmission by adding or removing lubricant;
the at least one cavity fluidically connected to the transmission casing by at least one connecting conduit in the casing of the first structural component;
the at least one cavity comprising at least one opening to an outer side of the first structural component, and having a closure for closing the opening.