A robot according to embodiments includes a first link, a second link, an actuator, a scissors gear, and a support part. Each of the planetary gear sets includes first, second and third members. The invention is also directed to pharmaceutical compositions comprising such compounds; methods of using such compounds; and process and intermediates for preparing such compounds. The isolation region is also in the substrate, adjacent the active region and comprises an insulating material. A latching mechanism is provided for holding the follower in a disengaged position when the closure member is extended, and is configured to release when the closure member is closed. Also included is a safety device having a PTC element contacting the container without an element interposed therebetween.