摘要 |
A borescope or endoscope comprising an elongated insertion tube (20), an articulation section (16) at a distal end of said insertion tube, and at least a pair of steering cables (26) for bending the articulation section (16), and incorporating an actuation system for transferring linear motion from a local to a distant location including a first liquid dynamic muscle (32) disposed at the distal end of said actuation system, a second liquid dynamic muscle (32 min ) disposed at the proximal end of said liquid actuation system, and a tubular conduit (36) connecting said first ans second muscles for transferring liquid from one liquid muscle to the other. |