Patent ID: 7653975
Filing Date: 2010-02-02
Classification: B66F,Y10T

Abstract:
1. A clamping apparatus of a puller, installed at said bottom of an actuating element of said puller, and said actuating element including a driving element for abutting a bearing and an adjusting element having three pulling rods, and said clamping apparatus comprising: a first clamping element, having a main body and a clamping portion, and said clamping portion and said main body having a height difference, and both ends of said main body individually having a pivotal connecting portion, and the central position of said main body having a coupling hole for connecting one of said pulling rods of said adjusting element; two second clamping elements, each having a main body and a clamping portion, and said each clamping portion having a height difference with said main body, and said each main body having a pivotal connecting portion disposed at an end corresponding to said pivotal connecting portion of said first clamping element, and another end of said each main body having a transverse penetrating hole, and the axle center of said each penetrating hole of said two second clamping elements being disposed at the same linear position with each other, and the central position of said each main body having a coupling hole for connecting said other two pulling rods of said adjusting element; four pivoting elements, each pivoting element being pivotally coupled to said each pivotal connecting portion of said first clamping element and each of said second clamping elements; and three adjusting rod modules, one of said adjusting rod modules passing through each penetrating hole of said two second clamping elements, and two of said adjusting rod modules passing through each penetrating hole of said four pivoting elements, such that said adjusting rod modules are substantially in a triangular shape; wherein said each pivotal connecting portion includes a longitudinal through hole, and said each pivoting element includes a horizontal cut groove, and the top of said each cut groove includes a longitudinal through hole, and the bottom of said each cut groove includes a longitudinal screw hole, and said through hole and said screw hole are disposed linearly with each other, and said cut groove of each pivotal connecting member is provided for pivotally coupling said each pivotal connecting portion of said first clamping element and said second clamping element, and a plurality of pivots are passed through a through hole of said each pivoting element, and extended into said through holes of said first clamping element and said second clamping element, and secured into a screw hole of said each pivoting element for pivotally turning said pivotal connecting portion of said first clamping element and said second clamping element respectively.