Patent ID: 7444851

Claim:
A hand tool, comprising: a first jaw member having a first end, an opposite second end, and an intermediate portion; a second jaw member having a first end, an opposite second end, and an intermediate portion; said intermediate portion of said second jaw member pivotally connected to said intermediate portion of said first jaw member at a first pivot P 1 ; a first center member having a first end, an opposite second end, and an intermediate portion, said first center member connected at exactly three pivot points, said first end of said first center member pivotally connected to said second end of said first jaw member at a second pivot P 2 ; a second center member having a first end, an opposite second end, and an intermediate portion, said second center member connected at exactly three pivot points, said first end of said second center member pivotally connected to said second end of said second jaw member at a third pivot P 3 ; said intermediate portion of said first center member pivotally connected to said intermediate portion of said second center member at a fourth pivot P 4 , a first handle member having a first end, an opposite second end, and an intermediate portion, said intermediate portion of said first handle member pivotally connected to said second end of said first center member at a fifth pivot P 5 , said three pivot points on said first center member comprising said second pivot P 2 , said fourth pivot P 4 and said fifth pivot P 5 , all three pivot points fixed relative to one another; a second handle member having a first end, an opposite second end, and an intermediate portion, said intermediate portion of said second handle member pivotally connected to said second end of said second center member at a sixth pivot P 6 , said three pivot points on said second center member comprising said third pivot P 3 , said fourth pivot P 4 and said sixth pivot P 6 , all three pivot points fixed relative to one another; said first end of said first handle member pivotally connected to said first end of said second handle member at a seventh pivot P 7 , wherein said seventh pivot P 7 is disposed between (1) said fourth pivot P 4 , and (2) said fifth and sixth pivots P 5 and P 6 ; and, said fourth pivot P 4 disposed between (1) said second and third pivots P 2 and P 3 , and (2) said seventh pivot P 7 .