Equipoise armature

摘要

An equipoise armature comprises a parallelogram with a bridge piece positioned at a centroid based on the weight of a supported article and counterweight, to enable pivotal mounting of the armature to the bridge piece. The armature is adapted to carry an article, such as a lamp, a magnifier, a display, etc., for positional movement of the article.

主权项

1. An equipoise armature, comprising:
a parallelogram member including first and second central arms and first and second end arms, wherein said first and second central arms and said first and second end arms are respectively pivotally connected at ends thereof; a bridge member connecting said first central arm and said second central arm at positions other than ends of said first central arm and said second central arm, further comprising a member supported at a first end of said first end arm and a counterweight supported at a first end of said second end arm, wherein a second end of said first end arm connects to a first end of said first central arm and wherein a second end of said second end arm connects to a first end of said second central arm, and wherein said first end arm connects to a second end of said second central arm at a position away from either end of said first end arm and wherein said second end arm connects to said second end of said first central arm at a position away from either end of said second end arm.