Patent ID: 7197790

Claim:
A hinge comprising: a first control arm having a first end and a second end, said first control arm connectable with a first object; a second control arm having a first end and a second end, said second control arm connectable with a second object, said first control arm and said second control arm being pivotally connected to each other at a first point between said first and second ends of said first control arm and said first and second ends of said second control arm, the first object being rotatable relative to the second object; a third control arm having a first end and a second end, said third control arm connectable with the first object; and a fourth control arm having a first end and a second end, said fourth control arm connectable with the second object, said third control arm and said fourth control arm being pivotally connected to each other at a fourth point between said first and second ends of said third control arm and said first and second ends of said fourth control arm, the first object being rotatable relative to the second object; and a gas strut having a first end and a second end, said first end of said gas strut being pivotally connected to said first control arm at either said first end of said first control arm or a second point between said first end of said first control arm and said first point, and said second end of said gas strut being pivotally connected to said second control arm at either said first end of said second control arm or a third point between said first end of said second control arm and said first point, and wherein said first end of said gas strut is pivotally connected to said third control arm at either said first end of said third control arm or a fifth point between said first end of said third control arm and said fourth point, and said second end of said gas strut is pivotally connected to said fourth control arm at either said first end of said fourth control arm or a sixth point between said first end of said fourth control arm and said fourth point, such that said gas strut is positioned between a first layer comprising said first and second control arms and a second layer, comprising said third and fourth control arms.