| 摘要 |
The present invention includes, in order to provide a joint device and a robot capable of more reliably preventing leakage of a lubricating material that fills in the inner space, a gear group which delivers power from a driving source to a driven body and a gear box which stores a lubricating material for lubricating the gear group. The gear box includes a negative pressure space which is decompressed in advance. Further, the gear box includes a decompression device for decompressing the inside. |
