You can use Grab++ to grab the video url then download it. Now I introduce you how to down Vimeo using Grab++.
Download vimeo video using Grab++
1. Run Orbit Downloader's Grab++ first:
2. Then play the vimeo video. When the video is played, its url is grabbed by Grab++:
3. Check the video in Grab++ then click 'Download' button. The video will be downloaded.