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-. -. -. +. +. +. Find a Form Closure Grasp. Need at least 4 contacts. -. -. -. -. +. +. +. +. form closure on top right. Where to put fourth contact. -. -. -. -. +. +. +. +. form closure on right. How ‘bout the other edge?. Many Form Closure Grasps.
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- - - + + + Find a Form Closure Grasp Need at least 4 contacts
- - - - + + + + form closure on top right Where to putfourth contact
- - - - + + + + form closure on right How ‘bout the other edge?
Many Form Closure Grasps Given first three contacts, form closure is achieved if the 4th contact in red regions