Further info on this shifter/clutch design

[Golfer]

I saw this on the solidworks site and I would love to get more info on how it work or pictures better yet the actual solidworks model http://fsae.com/groupee_common/emoticons/icon_smile.gif
http://www.solidworks.com/swexpress/pages/nov04/images/fig4-shifter_600.JPG

[Golfer]

I saw this on the solidworks site and I would love to get more info on how it work or pictures better yet the actual solidworks model http://fsae.com/groupee_common/emoticons/icon_smile.gif
http://www.solidworks.com/swexpress/pages/nov04/images/fig4-shifter_600.JPG