Patent ID: 7293812
Filing Date: 2007-11-13
Classification: B25B,B25J,B65G

Abstract:
1. A gripping device, comprising: a holder having a movable assembly and an immovable assembly, said immovable assembly comprises a support body, a fixed upper member, and a column with two ends wherein one end of the column being connected to said upper member and the other end being connected to said support body; said movable assembly further comprises a supporting member, at least two opposing gripping elements, at least two opposing first connecting elements, at least two opposing second connecting elements, said at least two gripping elements movable relative to one another between an inoperative position in which said gripping elements are distal from one another and an operative position in which said gripping elements are proximal to one another so as to grip an object located between them; said at least two first connecting elements, each having a first end and a second end, and each first end of each first connecting element being pivotally connected to said upper member about a first pivot axis and each second end of each first connecting element being pivotally connected to each respective gripping element about a third pivot axis. said at least two second connecting elements, each having a first end and a second end, each first end of each second connecting element being pivotally connected to said vertically movable member about a second pivot axis, and each second end of each second connecting element being pivotally connected to each respective gripping element about a fourth pivot axis, wherein each of said first and second connecting elements is turned about said first pivot axis and said second pivot axis correspondingly each of said gripping elements is turned about said third pivot axis and said pivot fourth axis to move between said inoperative position and said operative; and power drive means operative for turning said second connecting elements around said second pivot axes, wherein the gripping device consists of ten movable elements including said supporting member, three gripping elements, three first connecting elements, three second connecting elements, and wherein said pivot axes consist of seven pivot axes including one first pivot axis, two second pivot axes, two third pivot axes, and two fourth pivot axes.