Patent ID: 8186733
Filing Date: 2012-05-29
Classification: B25J

Abstract:
1. A gripper comprising: a housing; a solenoid plunger associated with said housing and defining an axis; a pair of opposing jaws movably mounted with the housing, said jaws are movable toward and away from each other, said jaws coupled with said solenoid plunger for providing movement to said jaws; a biasing mechanism associated with said solenoid plunger for locking said solenoid plunger in a first position when power is terminated to said solenoid plunger; and a permanent magnet associated with said solenoid plunger for locking said solenoid plunger in a second position when power is terminated to said solenoid plunger wherein said jaws are actively locked in an open or closed position when power is terminated to said solenoid plunger.